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-rw-r--r--examples/C/glib/list-connections-libnm.c7
-rwxr-xr-xexamples/python/dbus/add-connection-compat.py42
-rwxr-xr-xexamples/python/dbus/add-connection.py41
-rwxr-xr-xexamples/python/dbus/add-wifi-eap-connection.py80
-rwxr-xr-xexamples/python/dbus/add-wifi-psk-connection.py55
-rwxr-xr-xexamples/python/dbus/create-bond.py85
-rwxr-xr-xexamples/python/dbus/disconnect-device.py5
-rwxr-xr-xexamples/python/dbus/get-active-connection-uuids.py24
-rwxr-xr-xexamples/python/dbus/is-wwan-default.py7
-rwxr-xr-xexamples/python/dbus/list-connections.py29
-rwxr-xr-xexamples/python/dbus/list-devices.py82
-rwxr-xr-xexamples/python/dbus/nm-state.py74
-rwxr-xr-xexamples/python/dbus/show-bssids.py19
-rwxr-xr-xexamples/python/dbus/update-ip4-method.py39
-rwxr-xr-xexamples/python/dbus/update-secrets.py48
-rwxr-xr-xexamples/python/dbus/vpn.py97
-rwxr-xr-xexamples/python/dbus/wifi-active-ap.py9
-rwxr-xr-xexamples/python/dbus/wifi-hotspot.py69
-rwxr-xr-xexamples/python/gi/add_connection.py12
-rwxr-xr-xexamples/python/gi/deactivate-all.py43
-rwxr-xr-xexamples/python/gi/device-state-ip4config.py14
-rwxr-xr-xexamples/python/gi/firewall-zone.py9
-rwxr-xr-xexamples/python/gi/get-active-connections.py9
-rwxr-xr-xexamples/python/gi/get_ips.py45
-rwxr-xr-xexamples/python/gi/list-connections.py6
-rwxr-xr-xexamples/python/gi/nm-add-connection2.py109
-rwxr-xr-xexamples/python/gi/nm-connection-update-stable-id.py58
-rwxr-xr-xexamples/python/gi/nm-update2.py104
-rwxr-xr-xexamples/python/gi/nm-wg-set3
-rwxr-xr-xexamples/python/gi/setting-user-data.py111
-rwxr-xr-xexamples/python/gi/show-wifi-networks.py65
-rwxr-xr-xexamples/python/gi/update-ip4-method.py8
32 files changed, 815 insertions, 593 deletions
diff --git a/examples/C/glib/list-connections-libnm.c b/examples/C/glib/list-connections-libnm.c
index 77d5dfb7..7bed0c01 100644
--- a/examples/C/glib/list-connections-libnm.c
+++ b/examples/C/glib/list-connections-libnm.c
@@ -30,10 +30,15 @@ show_connection (NMConnection *connection)
 
 	s_con = nm_connection_get_setting_connection (connection);
 	if (s_con) {
+		struct tm localtime_data;
+
 		/* Get various info from NMSettingConnection and show it */
 		timestamp = nm_setting_connection_get_timestamp (s_con);
 		timestamp_str = g_strdup_printf ("%" G_GUINT64_FORMAT, timestamp);
-		strftime (timestamp_real_str, sizeof (timestamp_real_str), "%c", localtime ((time_t *) &timestamp));
+		strftime (timestamp_real_str,
+		          sizeof (timestamp_real_str),
+		          "%c",
+		          localtime_r ((time_t *) &timestamp, &localtime_data));
 
 		val1 = nm_setting_connection_get_id (s_con);
 		val2 = nm_setting_connection_get_uuid (s_con);
diff --git a/examples/python/dbus/add-connection-compat.py b/examples/python/dbus/add-connection-compat.py
index 6c389f1b..6acec734 100755
--- a/examples/python/dbus/add-connection-compat.py
+++ b/examples/python/dbus/add-connection-compat.py
@@ -20,34 +20,40 @@ import socket, struct, dbus, uuid
 def ip_to_int(ip_string):
     return struct.unpack("=I", socket.inet_aton(ip_string))[0]
 
+
 def int_to_ip(ip_int):
     return socket.inet_ntoa(struct.pack("=I", ip_int))
 
-s_wired = dbus.Dictionary({'duplex': 'full'})
-s_con = dbus.Dictionary({
-            'type': '802-3-ethernet',
-            'uuid': str(uuid.uuid4()),
-            'id': 'MyConnectionExample'})
 
-addr1 = dbus.Array([ip_to_int("10.1.2.3"), dbus.UInt32(8), ip_to_int("10.1.2.1")], signature=dbus.Signature('u'))
-s_ip4 = dbus.Dictionary({
-            'addresses': dbus.Array([addr1], signature=dbus.Signature('au')),
-            'method': 'manual'})
+s_wired = dbus.Dictionary({"duplex": "full"})
+s_con = dbus.Dictionary(
+    {"type": "802-3-ethernet", "uuid": str(uuid.uuid4()), "id": "MyConnectionExample"}
+)
+
+addr1 = dbus.Array(
+    [ip_to_int("10.1.2.3"), dbus.UInt32(8), ip_to_int("10.1.2.1")],
+    signature=dbus.Signature("u"),
+)
+s_ip4 = dbus.Dictionary(
+    {
+        "addresses": dbus.Array([addr1], signature=dbus.Signature("au")),
+        "method": "manual",
+    }
+)
 
-s_ip6 = dbus.Dictionary({'method': 'ignore'})
+s_ip6 = dbus.Dictionary({"method": "ignore"})
 
-con = dbus.Dictionary({
-    '802-3-ethernet': s_wired,
-    'connection': s_con,
-    'ipv4': s_ip4,
-    'ipv6': s_ip6})
+con = dbus.Dictionary(
+    {"802-3-ethernet": s_wired, "connection": s_con, "ipv4": s_ip4, "ipv6": s_ip6}
+)
 
 
-print("Creating connection:", s_con['id'], "-", s_con['uuid'])
+print("Creating connection:", s_con["id"], "-", s_con["uuid"])
 
 bus = dbus.SystemBus()
-proxy = bus.get_object("org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager/Settings")
+proxy = bus.get_object(
+    "org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager/Settings"
+)
 settings = dbus.Interface(proxy, "org.freedesktop.NetworkManager.Settings")
 
 settings.AddConnection(con)
-
diff --git a/examples/python/dbus/add-connection.py b/examples/python/dbus/add-connection.py
index fec93430..ee2deb26 100755
--- a/examples/python/dbus/add-connection.py
+++ b/examples/python/dbus/add-connection.py
@@ -17,34 +17,33 @@
 
 import dbus, uuid
 
-s_wired = dbus.Dictionary({'duplex': 'full'})
-s_con = dbus.Dictionary({
-            'type': '802-3-ethernet',
-            'uuid': str(uuid.uuid4()),
-            'id': 'MyConnectionExample'})
+s_wired = dbus.Dictionary({"duplex": "full"})
+s_con = dbus.Dictionary(
+    {"type": "802-3-ethernet", "uuid": str(uuid.uuid4()), "id": "MyConnectionExample"}
+)
 
-addr1 = dbus.Dictionary({
-    'address': '10.1.2.3',
-    'prefix': dbus.UInt32(8)})
-s_ip4 = dbus.Dictionary({
-            'address-data': dbus.Array([addr1], signature=dbus.Signature('a{sv}')),
-            'gateway': '10.1.2.1',
-            'method': 'manual'})
+addr1 = dbus.Dictionary({"address": "10.1.2.3", "prefix": dbus.UInt32(8)})
+s_ip4 = dbus.Dictionary(
+    {
+        "address-data": dbus.Array([addr1], signature=dbus.Signature("a{sv}")),
+        "gateway": "10.1.2.1",
+        "method": "manual",
+    }
+)
 
-s_ip6 = dbus.Dictionary({'method': 'ignore'})
+s_ip6 = dbus.Dictionary({"method": "ignore"})
 
-con = dbus.Dictionary({
-    '802-3-ethernet': s_wired,
-    'connection': s_con,
-    'ipv4': s_ip4,
-    'ipv6': s_ip6})
+con = dbus.Dictionary(
+    {"802-3-ethernet": s_wired, "connection": s_con, "ipv4": s_ip4, "ipv6": s_ip6}
+)
 
 
-print("Creating connection:", s_con['id'], "-", s_con['uuid'])
+print("Creating connection:", s_con["id"], "-", s_con["uuid"])
 
 bus = dbus.SystemBus()
-proxy = bus.get_object("org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager/Settings")
+proxy = bus.get_object(
+    "org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager/Settings"
+)
 settings = dbus.Interface(proxy, "org.freedesktop.NetworkManager.Settings")
 
 settings.AddConnection(con)
-
diff --git a/examples/python/dbus/add-wifi-eap-connection.py b/examples/python/dbus/add-wifi-eap-connection.py
index 26111138..0386084d 100755
--- a/examples/python/dbus/add-wifi-eap-connection.py
+++ b/examples/python/dbus/add-wifi-eap-connection.py
@@ -6,45 +6,57 @@
 
 import dbus, uuid
 
-def path_to_value(path):
-    return dbus.ByteArray("file://".encode("utf-8") + path.encode("utf-8") + "\0".encode("utf-8"))
-
-s_con = dbus.Dictionary({
-    'type': '802-11-wireless',
-    'uuid': str(uuid.uuid4()),
-    'id': 'My Wifi'})
-
-s_wifi = dbus.Dictionary({
-    'ssid': dbus.ByteArray("homewifi".encode("utf-8")),
-    'security': '802-11-wireless-security'})
-
-s_wsec = dbus.Dictionary({'key-mgmt': 'wpa-eap'})
 
-s_8021x = dbus.Dictionary({
-    'eap': ['tls'],
-    'identity': 'Bill Smith',
-    'client-cert': path_to_value("/some/place/client.pem"),
-    'ca-cert': path_to_value("/some/place/ca-cert.pem"),
-    'private-key': path_to_value("/some/place/privkey.pem"),
-    'private-key-password': "12345testing"})
-
-s_ip4 = dbus.Dictionary({'method': 'auto'})
-s_ip6 = dbus.Dictionary({'method': 'ignore'})
-
-con = dbus.Dictionary({
-    'connection': s_con,
-    '802-11-wireless': s_wifi,
-    '802-11-wireless-security': s_wsec,
-    '802-1x': s_8021x,
-    'ipv4': s_ip4,
-    'ipv6': s_ip6
-     })
+def path_to_value(path):
+    return dbus.ByteArray(
+        "file://".encode("utf-8") + path.encode("utf-8") + "\0".encode("utf-8")
+    )
+
+
+s_con = dbus.Dictionary(
+    {"type": "802-11-wireless", "uuid": str(uuid.uuid4()), "id": "My Wifi"}
+)
+
+s_wifi = dbus.Dictionary(
+    {
+        "ssid": dbus.ByteArray("homewifi".encode("utf-8")),
+        "security": "802-11-wireless-security",
+    }
+)
+
+s_wsec = dbus.Dictionary({"key-mgmt": "wpa-eap"})
+
+s_8021x = dbus.Dictionary(
+    {
+        "eap": ["tls"],
+        "identity": "Bill Smith",
+        "client-cert": path_to_value("/some/place/client.pem"),
+        "ca-cert": path_to_value("/some/place/ca-cert.pem"),
+        "private-key": path_to_value("/some/place/privkey.pem"),
+        "private-key-password": "12345testing",
+    }
+)
+
+s_ip4 = dbus.Dictionary({"method": "auto"})
+s_ip6 = dbus.Dictionary({"method": "ignore"})
+
+con = dbus.Dictionary(
+    {
+        "connection": s_con,
+        "802-11-wireless": s_wifi,
+        "802-11-wireless-security": s_wsec,
+        "802-1x": s_8021x,
+        "ipv4": s_ip4,
+        "ipv6": s_ip6,
+    }
+)
 
 
 bus = dbus.SystemBus()
 
-proxy = bus.get_object("org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager/Settings")
+proxy = bus.get_object(
+    "org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager/Settings"
+)
 settings = dbus.Interface(proxy, "org.freedesktop.NetworkManager.Settings")
 
 settings.AddConnection(con)
-
diff --git a/examples/python/dbus/add-wifi-psk-connection.py b/examples/python/dbus/add-wifi-psk-connection.py
index 8f2294f2..3e4f9da5 100755
--- a/examples/python/dbus/add-wifi-psk-connection.py
+++ b/examples/python/dbus/add-wifi-psk-connection.py
@@ -6,38 +6,37 @@
 
 import dbus, uuid
 
-s_con = dbus.Dictionary({
-    'type': '802-11-wireless',
-    'uuid': str(uuid.uuid4()),
-    'id': 'My-WPA-PSK'})
-
-s_wifi = dbus.Dictionary({
-    'ssid': dbus.ByteArray("best-wifi".encode("utf-8")),
-    'mode': 'infrastructure',
-})
-
-s_wsec = dbus.Dictionary({
-    'key-mgmt': 'wpa-psk',
-    'auth-alg': 'open',
-    'psk': 'super-secret-password',
-})
-
-s_ip4 = dbus.Dictionary({'method': 'auto'})
-s_ip6 = dbus.Dictionary({'method': 'ignore'})
-
-con = dbus.Dictionary({
-    'connection': s_con,
-    '802-11-wireless': s_wifi,
-    '802-11-wireless-security': s_wsec,
-    'ipv4': s_ip4,
-    'ipv6': s_ip6
-     })
+s_con = dbus.Dictionary(
+    {"type": "802-11-wireless", "uuid": str(uuid.uuid4()), "id": "My-WPA-PSK"}
+)
+
+s_wifi = dbus.Dictionary(
+    {"ssid": dbus.ByteArray("best-wifi".encode("utf-8")), "mode": "infrastructure",}
+)
+
+s_wsec = dbus.Dictionary(
+    {"key-mgmt": "wpa-psk", "auth-alg": "open", "psk": "super-secret-password",}
+)
+
+s_ip4 = dbus.Dictionary({"method": "auto"})
+s_ip6 = dbus.Dictionary({"method": "ignore"})
+
+con = dbus.Dictionary(
+    {
+        "connection": s_con,
+        "802-11-wireless": s_wifi,
+        "802-11-wireless-security": s_wsec,
+        "ipv4": s_ip4,
+        "ipv6": s_ip6,
+    }
+)
 
 
 bus = dbus.SystemBus()
 
-proxy = bus.get_object("org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager/Settings")
+proxy = bus.get_object(
+    "org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager/Settings"
+)
 settings = dbus.Interface(proxy, "org.freedesktop.NetworkManager.Settings")
 
 settings.AddConnection(con)
-
diff --git a/examples/python/dbus/create-bond.py b/examples/python/dbus/create-bond.py
index 1ce988c3..458c9c06 100755
--- a/examples/python/dbus/create-bond.py
+++ b/examples/python/dbus/create-bond.py
@@ -17,51 +17,59 @@ from gi.repository import GObject
 
 DBusGMainLoop(set_as_default=True)
 
+
 def add_connection(con):
     bus = dbus.SystemBus()
-    proxy = bus.get_object("org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager/Settings")
+    proxy = bus.get_object(
+        "org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager/Settings"
+    )
     settings = dbus.Interface(proxy, "org.freedesktop.NetworkManager.Settings")
     return settings.AddConnection(con)
 
+
 def create_bond(bond_name):
-    bond_opts = dbus.Dictionary({'mode': '4'})
-    s_bond = dbus.Dictionary({'options': bond_opts})
-    s_con = dbus.Dictionary({
-        'type': 'bond',
-        'uuid': str(uuid.uuid4()),
-        'id': bond_name,
-        'interface-name': bond_name,
-        'autoconnect': False,
-        'autoconnect-slaves': 1})
-    s_ip4 = dbus.Dictionary({'method': 'auto'})
-    s_ip6 = dbus.Dictionary({'method': 'ignore'})
-
-    con = dbus.Dictionary({
-        'bond': s_bond,
-        'connection': s_con,
-        'ipv4': s_ip4,
-        'ipv6': s_ip6})
+    bond_opts = dbus.Dictionary({"mode": "4"})
+    s_bond = dbus.Dictionary({"options": bond_opts})
+    s_con = dbus.Dictionary(
+        {
+            "type": "bond",
+            "uuid": str(uuid.uuid4()),
+            "id": bond_name,
+            "interface-name": bond_name,
+            "autoconnect": False,
+            "autoconnect-slaves": 1,
+        }
+    )
+    s_ip4 = dbus.Dictionary({"method": "auto"})
+    s_ip6 = dbus.Dictionary({"method": "ignore"})
+
+    con = dbus.Dictionary(
+        {"bond": s_bond, "connection": s_con, "ipv4": s_ip4, "ipv6": s_ip6}
+    )
     print("Creating bond connection: %s" % bond_name)
     return add_connection(con)
 
+
 def create_slave(device, master):
-    slave_name = 'bond-' + master + '-slave-' + device
-    s_wired = dbus.Dictionary({'duplex': 'full'})
-    s_con = dbus.Dictionary({
-        'type': '802-3-ethernet',
-        'uuid': str(uuid.uuid4()),
-        'id': slave_name,
-        'interface-name': device,
-        'autoconnect': False,
-        'master': master,
-        'slave-type': 'bond'})
-
-    con = dbus.Dictionary({
-        '802-3-ethernet': s_wired,
-        'connection': s_con})
+    slave_name = "bond-" + master + "-slave-" + device
+    s_wired = dbus.Dictionary({"duplex": "full"})
+    s_con = dbus.Dictionary(
+        {
+            "type": "802-3-ethernet",
+            "uuid": str(uuid.uuid4()),
+            "id": slave_name,
+            "interface-name": device,
+            "autoconnect": False,
+            "master": master,
+            "slave-type": "bond",
+        }
+    )
+
+    con = dbus.Dictionary({"802-3-ethernet": s_wired, "connection": s_con})
     print("Creating slave connection: %s" % slave_name)
     add_connection(con)
 
+
 def usage():
     print("Usage: %s <bond_name> <ifname1> ..." % sys.argv[0])
     sys.exit(0)
@@ -78,22 +86,27 @@ for ifname in sys.argv[2:]:
 
 # Activate the bond
 bus = dbus.SystemBus()
-proxy = bus.get_object("org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager")
+proxy = bus.get_object(
+    "org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager"
+)
 manager = dbus.Interface(proxy, "org.freedesktop.NetworkManager")
 ac = manager.ActivateConnection(bond_path, "/", "/")
 print("Activating bond: %s (%s)" % (bond_name, ac))
 
 # Monitor the active bond connection
 loop = GObject.MainLoop()
+
+
 def properties_changed(props):
-    if 'State' in props:
-        if props['State'] == 2:
+    if "State" in props:
+        if props["State"] == 2:
             print("Successfully connected")
             loop.quit()
-        if props['State'] == 3 or props['State'] == 4:
+        if props["State"] == 3 or props["State"] == 4:
             print("Bond activation failed")
             loop.quit()
 
+
 obj = bus.get_object("org.freedesktop.NetworkManager", ac)
 iface = dbus.Interface(obj, "org.freedesktop.NetworkManager.Connection.Active")
 iface.connect_to_signal("PropertiesChanged", properties_changed)
diff --git a/examples/python/dbus/disconnect-device.py b/examples/python/dbus/disconnect-device.py
index 2387daf6..1b257025 100755
--- a/examples/python/dbus/disconnect-device.py
+++ b/examples/python/dbus/disconnect-device.py
@@ -16,7 +16,9 @@ if len(sys.argv) != 2:
 bus = dbus.SystemBus()
 
 # Get a proxy for the base NetworkManager object
-proxy = bus.get_object("org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager")
+proxy = bus.get_object(
+    "org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager"
+)
 manager = dbus.Interface(proxy, "org.freedesktop.NetworkManager")
 
 dpath = None
@@ -45,4 +47,3 @@ if state <= 3:
 
 # Tell NM to disconnect it
 dev_iface.Disconnect()
-
diff --git a/examples/python/dbus/get-active-connection-uuids.py b/examples/python/dbus/get-active-connection-uuids.py
index 8d0e5c15..e138ce60 100755
--- a/examples/python/dbus/get-active-connection-uuids.py
+++ b/examples/python/dbus/get-active-connection-uuids.py
@@ -4,7 +4,7 @@
 # Copyright (C) 2010 Red Hat, Inc.
 #
 
-import dbus, sys
+import dbus
 
 # This example takes a device interface name as a parameter and tells
 # NetworkManager to disconnect that device, closing down any network
@@ -13,11 +13,15 @@ import dbus, sys
 bus = dbus.SystemBus()
 
 # Get a proxy for the base NetworkManager object
-m_proxy = bus.get_object("org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager")
+m_proxy = bus.get_object(
+    "org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager"
+)
 manager = dbus.Interface(m_proxy, "org.freedesktop.NetworkManager")
 mgr_props = dbus.Interface(m_proxy, "org.freedesktop.DBus.Properties")
 
-s_proxy = bus.get_object("org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager/Settings")
+s_proxy = bus.get_object(
+    "org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager/Settings"
+)
 settings = dbus.Interface(s_proxy, "org.freedesktop.NetworkManager.Settings")
 
 # Find the device the user wants to disconnect
@@ -31,12 +35,18 @@ for a in active:
     uuid = a_props.Get("org.freedesktop.NetworkManager.Connection.Active", "Uuid")
 
     # Grab the connection object path so we can get all the connection's settings
-    connection_path = a_props.Get("org.freedesktop.NetworkManager.Connection.Active", "Connection")
+    connection_path = a_props.Get(
+        "org.freedesktop.NetworkManager.Connection.Active", "Connection"
+    )
     c_proxy = bus.get_object("org.freedesktop.NetworkManager", connection_path)
-    connection = dbus.Interface(c_proxy, "org.freedesktop.NetworkManager.Settings.Connection")
+    connection = dbus.Interface(
+        c_proxy, "org.freedesktop.NetworkManager.Settings.Connection"
+    )
     settings = connection.GetSettings()
-    print("%s (%s) - %s" % (settings['connection']['id'], uuid, settings['connection']['type']))
+    print(
+        "%s (%s) - %s"
+        % (settings["connection"]["id"], uuid, settings["connection"]["type"])
+    )
 
 if len(active) == 0:
     print("No active connections")
-
diff --git a/examples/python/dbus/is-wwan-default.py b/examples/python/dbus/is-wwan-default.py
index d6e2b12e..38dc1735 100755
--- a/examples/python/dbus/is-wwan-default.py
+++ b/examples/python/dbus/is-wwan-default.py
@@ -30,8 +30,9 @@ proxy = bus.get_object(NM_SERVICE_NAME, "/org/freedesktop/NetworkManager")
 manager = dbus.Interface(proxy, NM_MANAGER_IFACE)
 props = dbus.Interface(proxy, DBUS_PROPS_IFACE)
 
+
 def found_connection_type(ctype):
-    if ctype == '':
+    if ctype == "":
         print("No active connection")
     elif ctype in ["gsm", "cdma", "bluetooth"]:
         print("WWAN is default")
@@ -39,6 +40,7 @@ def found_connection_type(ctype):
         print("WWAN is not default")
         sys.exit(0)
 
+
 # Shortcut #1, for NM 1.0
 try:
     ctype = props.Get(NM_MANAGER_IFACE, "PrimaryConnectionType")
@@ -50,7 +52,7 @@ except KeyError:
 try:
     primary = props.Get(NM_MANAGER_IFACE, "PrimaryConnection")
     if not primary:
-        found_connection_type('')
+        found_connection_type("")
     primary_proxy = bus.get_object(NM_SERVICE_NAME, primary)
     primary_props = dbus.Interface(primary_proxy, DBUS_PROPS_IFACE)
     ctype = primary_props.Get(NM_ACTIVE_CONNECTION_INTERFACE, "Type")
@@ -83,4 +85,3 @@ if default_is_wwan:
     print("WWAN is default")
 else:
     print("WWAN is not default")
-
diff --git a/examples/python/dbus/list-connections.py b/examples/python/dbus/list-connections.py
index 43a9c4e0..2e096b63 100755
--- a/examples/python/dbus/list-connections.py
+++ b/examples/python/dbus/list-connections.py
@@ -12,6 +12,7 @@ import dbus
 
 bus = dbus.SystemBus()
 
+
 def merge_secrets(proxy, config, setting_name):
     try:
         # returns a dict of dicts mapping name::setting, where setting is a dict
@@ -25,6 +26,7 @@ def merge_secrets(proxy, config, setting_name):
     except Exception as e:
         pass
 
+
 def dict_to_string(d, indent):
     # Try to trivially translate a dictionary's elements into nice string
     # formatting.
@@ -48,6 +50,7 @@ def dict_to_string(d, indent):
             dstr += "%s%s: %s\n" % (indent, key, str_val)
     return dstr
 
+
 def connection_to_string(config):
     # dump a connection configuration to a the console
     for setting_name in config:
@@ -66,29 +69,31 @@ def print_connections():
     # List each connection's name, UUID, and type
     for path in connection_paths:
         con_proxy = bus.get_object(service_name, path)
-        settings_connection = dbus.Interface(con_proxy, "org.freedesktop.NetworkManager.Settings.Connection")
+        settings_connection = dbus.Interface(
+            con_proxy, "org.freedesktop.NetworkManager.Settings.Connection"
+        )
         config = settings_connection.GetSettings()
 
         # Now get secrets too; we grab the secrets for each type of connection
         # (since there isn't a "get all secrets" call because most of the time
         # you only need 'wifi' secrets or '802.1x' secrets, not everything) and
         # merge that into the configuration data
-        merge_secrets(settings_connection, config, '802-11-wireless')
-        merge_secrets(settings_connection, config, '802-11-wireless-security')
-        merge_secrets(settings_connection, config, '802-1x')
-        merge_secrets(settings_connection, config, 'gsm')
-        merge_secrets(settings_connection, config, 'cdma')
-        merge_secrets(settings_connection, config, 'ppp')
+        merge_secrets(settings_connection, config, "802-11-wireless")
+        merge_secrets(settings_connection, config, "802-11-wireless-security")
+        merge_secrets(settings_connection, config, "802-1x")
+        merge_secrets(settings_connection, config, "gsm")
+        merge_secrets(settings_connection, config, "cdma")
+        merge_secrets(settings_connection, config, "ppp")
 
         # Get the details of the 'connection' setting
-        s_con = config['connection']
-        print("    name: %s" % s_con['id'])
-        print("    uuid: %s" % s_con['uuid'])
-        print("    type: %s" % s_con['type'])
+        s_con = config["connection"]
+        print("    name: %s" % s_con["id"])
+        print("    uuid: %s" % s_con["uuid"])
+        print("    type: %s" % s_con["type"])
         print("    ------------------------------------------")
         connection_to_string(config)
 
     print("")
 
-print_connections()
 
+print_connections()
diff --git a/examples/python/dbus/list-devices.py b/examples/python/dbus/list-devices.py
index 4a9ebe4e..882841e6 100755
--- a/examples/python/dbus/list-devices.py
+++ b/examples/python/dbus/list-devices.py
@@ -4,49 +4,54 @@
 # Copyright (C) 2011 - 2012 Red Hat, Inc.
 #
 
-import dbus, sys
+import dbus
 
 # This example lists basic information about network interfaces known to NM
 
 # For the types see include/NetworkManager.h
-devtypes = { 1: "Ethernet",
-             2: "Wi-Fi",
-             5: "Bluetooth",
-             6: "OLPC",
-             7: "WiMAX",
-             8: "Modem",
-             9: "InfiniBand",
-             10: "Bond",
-             11: "VLAN",
-             12: "ADSL",
-             13: "Bridge",
-             14: "Generic",
-             15: "Team",
-             16: "TUN",
-             17: "IPTunnel",
-             18: "MACVLAN",
-             19: "VXLAN",
-             20: "Veth"
-           }
+devtypes = {
+    1: "Ethernet",
+    2: "Wi-Fi",
+    5: "Bluetooth",
+    6: "OLPC",
+    7: "WiMAX",
+    8: "Modem",
+    9: "InfiniBand",
+    10: "Bond",
+    11: "VLAN",
+    12: "ADSL",
+    13: "Bridge",
+    14: "Generic",
+    15: "Team",
+    16: "TUN",
+    17: "IPTunnel",
+    18: "MACVLAN",
+    19: "VXLAN",
+    20: "Veth",
+}
 
-states = { 0: "Unknown",
-           10: "Unmanaged",
-           20: "Unavailable",
-           30: "Disconnected",
-           40: "Prepare",
-           50: "Config",
-           60: "Need Auth",
-           70: "IP Config",
-           80: "IP Check",
-           90: "Secondaries",
-           100: "Activated",
-           110: "Deactivating",
-           120: "Failed" }
+states = {
+    0: "Unknown",
+    10: "Unmanaged",
+    20: "Unavailable",
+    30: "Disconnected",
+    40: "Prepare",
+    50: "Config",
+    60: "Need Auth",
+    70: "IP Config",
+    80: "IP Check",
+    90: "Secondaries",
+    100: "Activated",
+    110: "Deactivating",
+    120: "Failed",
+}
 
 bus = dbus.SystemBus()
 
 # Get a proxy for the base NetworkManager object
-proxy = bus.get_object("org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager")
+proxy = bus.get_object(
+    "org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager"
+)
 manager = dbus.Interface(proxy, "org.freedesktop.NetworkManager")
 
 # Get all devices known to NM and print their properties
@@ -57,18 +62,17 @@ for d in devices:
     props = prop_iface.GetAll("org.freedesktop.NetworkManager.Device")
     print("============================")
 
-    print("Interface: %s" % props['Interface'])
+    print("Interface: %s" % props["Interface"])
     try:
-        devtype = devtypes[props['DeviceType']]
+        devtype = devtypes[props["DeviceType"]]
     except KeyError:
         devtype = "Unknown"
     print("Type: %s" % devtype)
 
-    print("Driver: %s" % props['Driver'])
+    print("Driver: %s" % props["Driver"])
 
     try:
-        state = states[props['State']]
+        state = states[props["State"]]
     except KeyError:
         state = "Unknown"
     print("State: %s" % state)
-
diff --git a/examples/python/dbus/nm-state.py b/examples/python/dbus/nm-state.py
index 38d10ae6..c380bd09 100755
--- a/examples/python/dbus/nm-state.py
+++ b/examples/python/dbus/nm-state.py
@@ -7,38 +7,46 @@
 import dbus
 
 # Device states from include/NetworkManager.h
-device_states = { 0: "Unknown",
-                 10: "Unmanaged",
-                 20: "Unavailable",
-                 30: "Disconnected",
-                 40: "Prepare",
-                 50: "Config",
-                 60: "Need Auth",
-                 70: "IP Config",
-                 80: "IP Check",
-                 90: "Secondaries",
-                 100: "Activated",
-                 110: "Deactivating",
-                 120: "Failed" }
+device_states = {
+    0: "Unknown",
+    10: "Unmanaged",
+    20: "Unavailable",
+    30: "Disconnected",
+    40: "Prepare",
+    50: "Config",
+    60: "Need Auth",
+    70: "IP Config",
+    80: "IP Check",
+    90: "Secondaries",
+    100: "Activated",
+    110: "Deactivating",
+    120: "Failed",
+}
 
-connectivity_states = { 0: "Unknown",
-                        1: "Activating",
-                        2: "Activated",
-                        3: "Deactivating",
-                        4: "Deactivated" }
+connectivity_states = {
+    0: "Unknown",
+    1: "Activating",
+    2: "Activated",
+    3: "Deactivating",
+    4: "Deactivated",
+}
 
-nm_state = { 0: "Unknown",
-            10: "Asleep",
-            20: "Disconnected",
-            30: "Disconnecting",
-            40: "Connecting",
-            50: "Connected-Local",
-            60: "Connected-Site",
-            70: "Connected-Global" }
+nm_state = {
+    0: "Unknown",
+    10: "Asleep",
+    20: "Disconnected",
+    30: "Disconnecting",
+    40: "Connecting",
+    50: "Connected-Local",
+    60: "Connected-Site",
+    70: "Connected-Global",
+}
 
 bus = dbus.SystemBus()
 
-proxy = bus.get_object("org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager")
+proxy = bus.get_object(
+    "org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager"
+)
 manager = dbus.Interface(proxy, "org.freedesktop.NetworkManager")
 
 # Get overall NM connection state
@@ -55,7 +63,7 @@ for d in devices:
     name = prop_iface.Get("org.freedesktop.NetworkManager.Device", "Interface")
 
     # and print them out
-    if state == 100 :   # activated
+    if state == 100:  # activated
         print("Device %s is activated" % name)
     else:
         print("Device %s is not activated (state=%s)" % (name, device_states[state]))
@@ -72,10 +80,14 @@ for a in active:
     # Connections in NM are a collection of settings that describe everything
     # needed to connect to a specific network.  Lets get those details so we
     # can find the user-readable name of the connection.
-    con_path = prop_iface.Get("org.freedesktop.NetworkManager.Connection.Active", "Connection")
+    con_path = prop_iface.Get(
+        "org.freedesktop.NetworkManager.Connection.Active", "Connection"
+    )
     service_proxy = bus.get_object("org.freedesktop.NetworkManager", con_path)
-    con_iface = dbus.Interface(service_proxy, "org.freedesktop.NetworkManager.Settings.Connection")
+    con_iface = dbus.Interface(
+        service_proxy, "org.freedesktop.NetworkManager.Settings.Connection"
+    )
     con_details = con_iface.GetSettings()
-    con_name = con_details['connection']['id']
+    con_name = con_details["connection"]["id"]
 
     print("Connection '%s' is %s" % (con_name, connectivity_states[state].lower()))
diff --git a/examples/python/dbus/show-bssids.py b/examples/python/dbus/show-bssids.py
index b4217a55..1e7181fe 100755
--- a/examples/python/dbus/show-bssids.py
+++ b/examples/python/dbus/show-bssids.py
@@ -14,7 +14,9 @@ import dbus
 bus = dbus.SystemBus()
 
 # Get a proxy for the base NetworkManager object
-proxy = bus.get_object("org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager")
+proxy = bus.get_object(
+    "org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager"
+)
 manager = dbus.Interface(proxy, "org.freedesktop.NetworkManager")
 
 all_aps = []
@@ -35,20 +37,26 @@ for d in devices:
     # Get device's type; we only want wifi devices
     iface = prop_iface.Get("org.freedesktop.NetworkManager.Device", "Interface")
     dtype = prop_iface.Get("org.freedesktop.NetworkManager.Device", "DeviceType")
-    if dtype == 2:   # WiFi
+    if dtype == 2:  # WiFi
         # Get a proxy for the wifi interface
-        wifi_iface = dbus.Interface(dev_proxy, "org.freedesktop.NetworkManager.Device.Wireless")
+        wifi_iface = dbus.Interface(
+            dev_proxy, "org.freedesktop.NetworkManager.Device.Wireless"
+        )
         wifi_prop_iface = dbus.Interface(dev_proxy, "org.freedesktop.DBus.Properties")
 
         # Get the associated AP's object path
-        connected_path = wifi_prop_iface.Get("org.freedesktop.NetworkManager.Device.Wireless", "ActiveAccessPoint")
+        connected_path = wifi_prop_iface.Get(
+            "org.freedesktop.NetworkManager.Device.Wireless", "ActiveAccessPoint"
+        )
 
         # Get all APs the card can see
         aps = wifi_iface.GetAccessPoints()
         for path in aps:
             ap_proxy = bus.get_object("org.freedesktop.NetworkManager", path)
             ap_prop_iface = dbus.Interface(ap_proxy, "org.freedesktop.DBus.Properties")
-            bssid = ap_prop_iface.Get("org.freedesktop.NetworkManager.AccessPoint", "HwAddress")
+            bssid = ap_prop_iface.Get(
+                "org.freedesktop.NetworkManager.AccessPoint", "HwAddress"
+            )
 
             # Cache the BSSID
             if not bssid in all_aps:
@@ -62,4 +70,3 @@ for d in devices:
 print("\nFound APs:")
 for bssid in all_aps:
     print(bssid)
-
diff --git a/examples/python/dbus/update-ip4-method.py b/examples/python/dbus/update-ip4-method.py
index 2c12c2bb..98927903 100755
--- a/examples/python/dbus/update-ip4-method.py
+++ b/examples/python/dbus/update-ip4-method.py
@@ -30,42 +30,49 @@ if method == "static":
     method = "manual"
 
 bus = dbus.SystemBus()
-proxy = bus.get_object("org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager/Settings")
+proxy = bus.get_object(
+    "org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager/Settings"
+)
 settings = dbus.Interface(proxy, "org.freedesktop.NetworkManager.Settings")
 
 for c_path in settings.ListConnections():
     c_proxy = bus.get_object("org.freedesktop.NetworkManager", c_path)
-    c_obj = dbus.Interface(c_proxy, "org.freedesktop.NetworkManager.Settings.Connection")
+    c_obj = dbus.Interface(
+        c_proxy, "org.freedesktop.NetworkManager.Settings.Connection"
+    )
     c_settings = c_obj.GetSettings()
 
     # Look for the requested connection UUID
-    if c_settings['connection']['uuid'] != sys.argv[1]:
+    if c_settings["connection"]["uuid"] != sys.argv[1]:
         continue
 
     # add IPv4 setting if it doesn't yet exist
-    if 'ipv4' not in c_settings:
-        c_settings['ipv4'] = {}
+    if "ipv4" not in c_settings:
+        c_settings["ipv4"] = {}
 
     # clear existing address info
-    if c_settings['ipv4'].has_key('addresses'):
-        del c_settings['ipv4']['addresses']
-    if c_settings['ipv4'].has_key('address-data'):
-        del c_settings['ipv4']['address-data']
-    if c_settings['ipv4'].has_key('gateway'):
-        del c_settings['ipv4']['gateway']
+    if c_settings["ipv4"].has_key("addresses"):
+        del c_settings["ipv4"]["addresses"]
+    if c_settings["ipv4"].has_key("address-data"):
+        del c_settings["ipv4"]["address-data"]
+    if c_settings["ipv4"].has_key("gateway"):
+        del c_settings["ipv4"]["gateway"]
 
     # set the method and change properties
-    c_settings['ipv4']['method'] = method
+    c_settings["ipv4"]["method"] = method
     if method == "manual":
         # Add the static IP address, prefix, and (optional) gateway
-        addr = dbus.Dictionary({'address': sys.argv[3], 'prefix': dbus.UInt32(int(sys.argv[4]))})
-        c_settings['ipv4']['address-data'] = dbus.Array([addr], signature=dbus.Signature('a{sv}'))
+        addr = dbus.Dictionary(
+            {"address": sys.argv[3], "prefix": dbus.UInt32(int(sys.argv[4]))}
+        )
+        c_settings["ipv4"]["address-data"] = dbus.Array(
+            [addr], signature=dbus.Signature("a{sv}")
+        )
         if len(sys.argv) == 6:
-            c_settings['ipv4']['gateway'] = sys.argv[5]
+            c_settings["ipv4"]["gateway"] = sys.argv[5]
 
     # Save all the updated settings back to NetworkManager
     c_obj.Update(c_settings)
     break
 
 sys.exit(0)
-
diff --git a/examples/python/dbus/update-secrets.py b/examples/python/dbus/update-secrets.py
index a0b53b7c..d5c20b2d 100755
--- a/examples/python/dbus/update-secrets.py
+++ b/examples/python/dbus/update-secrets.py
@@ -18,6 +18,7 @@ import sys
 
 bus = dbus.SystemBus()
 
+
 def change_secrets_in_one_setting(proxy, config, setting_name):
     # Add new secret values to the connection config
     try:
@@ -29,50 +30,62 @@ def change_secrets_in_one_setting(proxy, config, setting_name):
         # Ask user for new secrets and put them into our connection config
         for setting in secrets:
             for key in secrets[setting]:
-                new_secret = raw_input ("Enter new secret for '%s' in '%s': " % (key, setting))
+                new_secret = raw_input(
+                    "Enter new secret for '%s' in '%s': " % (key, setting)
+                )
                 config[setting_name][key] = new_secret
     except Exception as e:
-        #code = str(e).split(':')[0]
-        #print("Exception:" + str(e))
+        # code = str(e).split(':')[0]
+        # print("Exception:" + str(e))
         pass
 
+
 def change_secrets(con_path, config):
     # Get existing secrets; we grab the secrets for each type of connection
     # (since there isn't a "get all secrets" call because most of the time
     # you only need 'wifi' secrets or '802.1x' secrets, not everything) and
     # set new values into the connection settings (config)
     con_proxy = bus.get_object("org.freedesktop.NetworkManager", con_path)
-    connection_secrets = dbus.Interface(con_proxy, "org.freedesktop.NetworkManager.Settings.Connection")
-    change_secrets_in_one_setting(connection_secrets, config, '802-11-wireless')
-    change_secrets_in_one_setting(connection_secrets, config, '802-11-wireless-security')
-    change_secrets_in_one_setting(connection_secrets, config, '802-1x')
-    change_secrets_in_one_setting(connection_secrets, config, 'gsm')
-    change_secrets_in_one_setting(connection_secrets, config, 'cdma')
-    change_secrets_in_one_setting(connection_secrets, config, 'ppp')
+    connection_secrets = dbus.Interface(
+        con_proxy, "org.freedesktop.NetworkManager.Settings.Connection"
+    )
+    change_secrets_in_one_setting(connection_secrets, config, "802-11-wireless")
+    change_secrets_in_one_setting(
+        connection_secrets, config, "802-11-wireless-security"
+    )
+    change_secrets_in_one_setting(connection_secrets, config, "802-1x")
+    change_secrets_in_one_setting(connection_secrets, config, "gsm")
+    change_secrets_in_one_setting(connection_secrets, config, "cdma")
+    change_secrets_in_one_setting(connection_secrets, config, "ppp")
+
 
 def find_connection(name):
     # Ask the settings service for the list of connections it provides
     global con_path
-    proxy = bus.get_object("org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager/Settings")
+    proxy = bus.get_object(
+        "org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager/Settings"
+    )
     settings = dbus.Interface(proxy, "org.freedesktop.NetworkManager.Settings")
     connection_paths = settings.ListConnections()
 
     # Get the settings and look for connection's name
     for path in connection_paths:
         con_proxy = bus.get_object("org.freedesktop.NetworkManager", path)
-        connection = dbus.Interface(con_proxy, "org.freedesktop.NetworkManager.Settings.Connection")
+        connection = dbus.Interface(
+            con_proxy, "org.freedesktop.NetworkManager.Settings.Connection"
+        )
         try:
             config = connection.GetSettings()
         except Exception as e:
             pass
 
         # Find connection by the id
-        s_con = config['connection']
-        if name == s_con['id']:
+        s_con = config["connection"]
+        if name == s_con["id"]:
             con_path = path
             return config
         # Find connection by the uuid
-        if name == s_con['uuid']:
+        if name == s_con["uuid"]:
             con_path = path
             return config
 
@@ -96,8 +109,9 @@ if con:
 
     # Change the connection with Update()
     proxy = bus.get_object("org.freedesktop.NetworkManager", con_path)
-    settings = dbus.Interface(proxy, "org.freedesktop.NetworkManager.Settings.Connection")
+    settings = dbus.Interface(
+        proxy, "org.freedesktop.NetworkManager.Settings.Connection"
+    )
     settings.Update(con)
 else:
     sys.exit("No connection '%s' found" % sys.argv[1])
-
diff --git a/examples/python/dbus/vpn.py b/examples/python/dbus/vpn.py
index 8939d262..ed381372 100755
--- a/examples/python/dbus/vpn.py
+++ b/examples/python/dbus/vpn.py
@@ -8,11 +8,11 @@
 # Run this script without any arguments to list the available connection uuids.
 
 # The uuid of the connection to activate
-CONNECTION_UUID="ac6dc9b2-85ef-4311-83d8-add5d7db3f59"
+CONNECTION_UUID = "ac6dc9b2-85ef-4311-83d8-add5d7db3f59"
 
 # UID to use. Note that NM only allows the owner of the connection to activate it.
-#UID=1000
-UID=0
+# UID=1000
+UID = 0
 
 import sys
 import os
@@ -22,20 +22,27 @@ import gobject
 
 DBusGMainLoop(set_as_default=True)
 
+
 def get_connections():
     bus = dbus.SystemBus()
-    proxy = bus.get_object('org.freedesktop.NetworkManager', '/org/freedesktop/NetworkManager/Settings')
-    iface = dbus.Interface(proxy, dbus_interface='org.freedesktop.NetworkManager.Settings')
+    proxy = bus.get_object(
+        "org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager/Settings"
+    )
+    iface = dbus.Interface(
+        proxy, dbus_interface="org.freedesktop.NetworkManager.Settings"
+    )
     return iface.ListConnections()
 
 
 def get_connection_by_uuid(uuid):
     bus = dbus.SystemBus()
     for c in get_connections():
-        proxy = bus.get_object('org.freedesktop.NetworkManager', c)
-        iface = dbus.Interface(proxy, dbus_interface='org.freedesktop.NetworkManager.Settings.Connection')
+        proxy = bus.get_object("org.freedesktop.NetworkManager", c)
+        iface = dbus.Interface(
+            proxy, dbus_interface="org.freedesktop.NetworkManager.Settings.Connection"
+        )
         settings = iface.GetSettings()
-        if settings['connection']['uuid'] == uuid:
+        if settings["connection"]["uuid"] == uuid:
             return c
 
     return None
@@ -44,30 +51,39 @@ def get_connection_by_uuid(uuid):
 def list_uuids():
     bus = dbus.SystemBus()
     for c in get_connections():
-        proxy = bus.get_object('org.freedesktop.NetworkManager', c)
-        iface = dbus.Interface(proxy, dbus_interface='org.freedesktop.NetworkManager.Settings.Connection')
+        proxy = bus.get_object("org.freedesktop.NetworkManager", c)
+        iface = dbus.Interface(
+            proxy, dbus_interface="org.freedesktop.NetworkManager.Settings.Connection"
+        )
         settings = iface.GetSettings()
-        conn = settings['connection']
-        print("%s - %s (%s)" % (conn['uuid'], conn['id'], conn['type']))
+        conn = settings["connection"]
+        print("%s - %s (%s)" % (conn["uuid"], conn["id"], conn["type"]))
 
 
 def get_active_connection_path(uuid):
     bus = dbus.SystemBus()
-    proxy = bus.get_object('org.freedesktop.NetworkManager', '/org/freedesktop/NetworkManager')
-    iface = dbus.Interface(proxy, dbus_interface='org.freedesktop.DBus.Properties')
-    active_connections = iface.Get('org.freedesktop.NetworkManager', 'ActiveConnections')
-    all_connections = get_connections()
+    proxy = bus.get_object(
+        "org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager"
+    )
+    iface = dbus.Interface(proxy, dbus_interface="org.freedesktop.DBus.Properties")
+    active_connections = iface.Get(
+        "org.freedesktop.NetworkManager", "ActiveConnections"
+    )
 
     for a in active_connections:
-        proxy = bus.get_object('org.freedesktop.NetworkManager', a)
-        iface = dbus.Interface(proxy, dbus_interface='org.freedesktop.DBus.Properties')
-        path = iface.Get('org.freedesktop.NetworkManager.Connection.Active', 'Connection')
-
-        proxy = bus.get_object('org.freedesktop.NetworkManager', path)
-        iface = dbus.Interface(proxy, dbus_interface='org.freedesktop.NetworkManager.Settings.Connection')
+        proxy = bus.get_object("org.freedesktop.NetworkManager", a)
+        iface = dbus.Interface(proxy, dbus_interface="org.freedesktop.DBus.Properties")
+        path = iface.Get(
+            "org.freedesktop.NetworkManager.Connection.Active", "Connection"
+        )
+
+        proxy = bus.get_object("org.freedesktop.NetworkManager", path)
+        iface = dbus.Interface(
+            proxy, dbus_interface="org.freedesktop.NetworkManager.Settings.Connection"
+        )
         settings = iface.GetSettings()
 
-        if settings['connection']['uuid'] == uuid:
+        if settings["connection"]["uuid"] == uuid:
             return a
 
     return None
@@ -75,19 +91,21 @@ def get_active_connection_path(uuid):
 
 def get_wifi_device_path():
     bus = dbus.SystemBus()
-    proxy = bus.get_object('org.freedesktop.NetworkManager', '/org/freedesktop/NetworkManager')
-    iface = dbus.Interface(proxy, dbus_interface='org.freedesktop.NetworkManager')
+    proxy = bus.get_object(
+        "org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager"
+    )
+    iface = dbus.Interface(proxy, dbus_interface="org.freedesktop.NetworkManager")
     devices = iface.GetDevices()
     for d in devices:
-        proxy = bus.get_object('org.freedesktop.NetworkManager', d)
-        iface = dbus.Interface(proxy, dbus_interface='org.freedesktop.DBus.Properties')
-        devtype = iface.Get('org.freedesktop.NetworkManager.Device', 'DeviceType')
+        proxy = bus.get_object("org.freedesktop.NetworkManager", d)
+        iface = dbus.Interface(proxy, dbus_interface="org.freedesktop.DBus.Properties")
+        devtype = iface.Get("org.freedesktop.NetworkManager.Device", "DeviceType")
         if devtype == 2:
             return d
     return None
 
-def activate_connection(connection_path, device_path):
 
+def activate_connection(connection_path, device_path):
     def reply_handler(opath):
         print("Success: device activating")
         sys.exit(0)
@@ -97,14 +115,18 @@ def activate_connection(connection_path, device_path):
         sys.exit(1)
 
     bus = dbus.SystemBus()
-    proxy = bus.get_object('org.freedesktop.NetworkManager', '/org/freedesktop/NetworkManager')
-    iface = dbus.Interface(proxy, dbus_interface='org.freedesktop.NetworkManager')
-    iface.ActivateConnection('org.freedesktop.NetworkManager',
-                             connection_path,
-                             device_path,
-                             "/",
-                             reply_handler=reply_handler,
-                             error_handler=error_handler)
+    proxy = bus.get_object(
+        "org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager"
+    )
+    iface = dbus.Interface(proxy, dbus_interface="org.freedesktop.NetworkManager")
+    iface.ActivateConnection(
+        "org.freedesktop.NetworkManager",
+        connection_path,
+        device_path,
+        "/",
+        reply_handler=reply_handler,
+        error_handler=error_handler,
+    )
 
 
 # Change the UID first if required
@@ -136,4 +158,3 @@ print("Activating connection...")
 activate_connection(connection_path, device_path)
 loop = gobject.MainLoop()
 loop.run()
-
diff --git a/examples/python/dbus/wifi-active-ap.py b/examples/python/dbus/wifi-active-ap.py
index 78673e76..33fae0b2 100755
--- a/examples/python/dbus/wifi-active-ap.py
+++ b/examples/python/dbus/wifi-active-ap.py
@@ -5,13 +5,13 @@
 #
 
 #
-# This example starts or stops a wifi hotspot
+# This example prints the current wifi access point
 #
 # Configuration settings are described at
 # https://developer.gnome.org/NetworkManager/1.0/ref-settings.html
 #
 
-import dbus, sys, time
+import dbus, sys
 
 bus = dbus.SystemBus()
 service_name = "org.freedesktop.NetworkManager"
@@ -31,7 +31,9 @@ devpath = nm.GetDeviceByIpIface(iface)
 # Get a proxy to the wifi device and get the active access point's object path
 proxy = bus.get_object(service_name, devpath)
 props = dbus.Interface(proxy, "org.freedesktop.DBus.Properties")
-active_ap_path = props.Get("org.freedesktop.NetworkManager.Device.Wireless", "ActiveAccessPoint")
+active_ap_path = props.Get(
+    "org.freedesktop.NetworkManager.Device.Wireless", "ActiveAccessPoint"
+)
 if active_ap_path == "/":
     print("%s is not currently associated" % sys.argv[1])
     sys.exit(0)
@@ -50,4 +52,3 @@ for c in raw_ssid:
 print("%s is associated to '%s' (%s)" % (sys.argv[1], ssid, bssid))
 
 sys.exit(0)
-
diff --git a/examples/python/dbus/wifi-hotspot.py b/examples/python/dbus/wifi-hotspot.py
index d4f17d07..a3c573a6 100755
--- a/examples/python/dbus/wifi-hotspot.py
+++ b/examples/python/dbus/wifi-hotspot.py
@@ -13,38 +13,42 @@
 
 import dbus, sys, time
 
-our_uuid = '2b0d0f1d-b79d-43af-bde1-71744625642e'
-
-s_con = dbus.Dictionary({
-    'type': '802-11-wireless',
-    'uuid': our_uuid,
-    'id': 'Test Hotspot'})
-
-s_wifi = dbus.Dictionary({
-    'ssid': dbus.ByteArray("My Hotspot".encode("utf-8")),
-    'mode': "ap",
-    'band': "bg",
-    'channel': dbus.UInt32(1)})
-
-s_wsec = dbus.Dictionary({
-    'key-mgmt': 'wpa-psk',
-    'psk': 'great password'})
-
-s_ip4 = dbus.Dictionary({'method': 'shared'})
-s_ip6 = dbus.Dictionary({'method': 'ignore'})
-
-con = dbus.Dictionary({
-    'connection': s_con,
-    '802-11-wireless': s_wifi,
-    '802-11-wireless-security': s_wsec,
-    'ipv4': s_ip4,
-    'ipv6': s_ip6
-     })
+our_uuid = "2b0d0f1d-b79d-43af-bde1-71744625642e"
+
+s_con = dbus.Dictionary(
+    {"type": "802-11-wireless", "uuid": our_uuid, "id": "Test Hotspot"}
+)
+
+s_wifi = dbus.Dictionary(
+    {
+        "ssid": dbus.ByteArray("My Hotspot".encode("utf-8")),
+        "mode": "ap",
+        "band": "bg",
+        "channel": dbus.UInt32(1),
+    }
+)
+
+s_wsec = dbus.Dictionary({"key-mgmt": "wpa-psk", "psk": "great password"})
+
+s_ip4 = dbus.Dictionary({"method": "shared"})
+s_ip6 = dbus.Dictionary({"method": "ignore"})
+
+con = dbus.Dictionary(
+    {
+        "connection": s_con,
+        "802-11-wireless": s_wifi,
+        "802-11-wireless-security": s_wsec,
+        "ipv4": s_ip4,
+        "ipv6": s_ip6,
+    }
+)
+
 
 def usage():
     print("Usage: %s <ifname> [up|down]" % sys.argv[0])
     sys.exit(0)
 
+
 bus = dbus.SystemBus()
 service_name = "org.freedesktop.NetworkManager"
 proxy = bus.get_object(service_name, "/org/freedesktop/NetworkManager/Settings")
@@ -62,9 +66,11 @@ devpath = nm.GetDeviceByIpIface(iface)
 connection_path = None
 for path in settings.ListConnections():
     proxy = bus.get_object(service_name, path)
-    settings_connection = dbus.Interface(proxy, "org.freedesktop.NetworkManager.Settings.Connection")
+    settings_connection = dbus.Interface(
+        proxy, "org.freedesktop.NetworkManager.Settings.Connection"
+    )
     config = settings_connection.GetSettings()
-    if config['connection']['uuid'] == our_uuid:
+    if config["connection"]["uuid"] == our_uuid:
         connection_path = path
         break
 
@@ -84,7 +90,9 @@ if operation == "up":
     # Wait for the hotspot to start up
     start = time.time()
     while time.time() < start + 10:
-        state = active_props.Get("org.freedesktop.NetworkManager.Connection.Active", "State")
+        state = active_props.Get(
+            "org.freedesktop.NetworkManager.Connection.Active", "State"
+        )
         if state == 2:  # NM_ACTIVE_CONNECTION_STATE_ACTIVATED
             print("Access point started")
             sys.exit(0)
@@ -96,4 +104,3 @@ else:
     usage()
 
 sys.exit(0)
-
diff --git a/examples/python/gi/add_connection.py b/examples/python/gi/add_connection.py
index 9cf9e348..ac537ead 100755
--- a/examples/python/gi/add_connection.py
+++ b/examples/python/gi/add_connection.py
@@ -14,15 +14,18 @@
 #
 
 import gi
-gi.require_version('NM', '1.0')
+
+gi.require_version("NM", "1.0")
 from gi.repository import GLib, NM
 import sys, uuid
 
 main_loop = None
 
+
 def print_values(setting, key, value, flags, data):
     print("  %s.%s: %s" % (setting.get_name(), key, value))
 
+
 # create an Ethernet connection and return it
 def create_profile(name):
     profile = NM.SimpleConnection.new()
@@ -49,6 +52,7 @@ def create_profile(name):
 
     return profile
 
+
 # callback function
 def added_cb(client, result, data):
     try:
@@ -58,16 +62,17 @@ def added_cb(client, result, data):
         sys.stderr.write("Error: %s\n" % e)
     main_loop.quit()
 
+
 if __name__ == "__main__":
     # parse arguments
     persistent = False
     if len(sys.argv) != 2 and len(sys.argv) != 3:
-        sys.exit('Usage: %s <connection name> [persistent]' % sys.argv[0])
+        sys.exit("Usage: %s <connection name> [persistent]" % sys.argv[0])
     if len(sys.argv) == 3:
         if sys.argv[2] in "persistent" and sys.argv[2][:1] == "p":
             persistent = True
         else:
-            sys.exit('Usage: %s <connection name> [persistent]' % sys.argv[0])
+            sys.exit("Usage: %s <connection name> [persistent]" % sys.argv[0])
     profile_name = sys.argv[1]
 
     main_loop = GLib.MainLoop()
@@ -82,4 +87,3 @@ if __name__ == "__main__":
     client.add_connection_async(con, persistent, None, added_cb, None)
 
     main_loop.run()
-
diff --git a/examples/python/gi/deactivate-all.py b/examples/python/gi/deactivate-all.py
index 3af350e4..cc181dd9 100755
--- a/examples/python/gi/deactivate-all.py
+++ b/examples/python/gi/deactivate-all.py
@@ -16,24 +16,25 @@
 
 import sys
 import gi
-gi.require_version('NM', '1.0')
+
+gi.require_version("NM", "1.0")
 from gi.repository import NM
 
 # supported connection types
 connection_types = {
-  NM.SETTING_VPN_SETTING_NAME,
-  NM.SETTING_WIRELESS_SETTING_NAME,
-  NM.SETTING_WIRED_SETTING_NAME,
-  NM.SETTING_BOND_SETTING_NAME,
-  NM.SETTING_BRIDGE_SETTING_NAME,
-  NM.SETTING_TEAM_SETTING_NAME,
-  NM.SETTING_INFINIBAND_SETTING_NAME,
-  NM.SETTING_PPPOE_SETTING_NAME,
-  NM.SETTING_ADSL_SETTING_NAME,
-  NM.SETTING_BLUETOOTH_SETTING_NAME,
-  NM.SETTING_WIMAX_SETTING_NAME,
-  NM.SETTING_OLPC_MESH_SETTING_NAME,
-  NM.SETTING_GENERIC_SETTING_NAME,
+    NM.SETTING_VPN_SETTING_NAME,
+    NM.SETTING_WIRELESS_SETTING_NAME,
+    NM.SETTING_WIRED_SETTING_NAME,
+    NM.SETTING_BOND_SETTING_NAME,
+    NM.SETTING_BRIDGE_SETTING_NAME,
+    NM.SETTING_TEAM_SETTING_NAME,
+    NM.SETTING_INFINIBAND_SETTING_NAME,
+    NM.SETTING_PPPOE_SETTING_NAME,
+    NM.SETTING_ADSL_SETTING_NAME,
+    NM.SETTING_BLUETOOTH_SETTING_NAME,
+    NM.SETTING_WIMAX_SETTING_NAME,
+    NM.SETTING_OLPC_MESH_SETTING_NAME,
+    NM.SETTING_GENERIC_SETTING_NAME,
 }
 
 
@@ -45,9 +46,14 @@ if __name__ == "__main__":
         if len(sys.argv) == 2:
             ctype = sys.argv[1]
             if ctype not in connection_types:
-                sys.exit('Usage: %s [<type>]\nAllowed types: %s' % (sys.argv[0], allowed_types))
+                sys.exit(
+                    "Usage: %s [<type>]\nAllowed types: %s"
+                    % (sys.argv[0], allowed_types)
+                )
         else:
-            sys.exit('Usage: %s [<type>]\nAllowed types: %s' % (sys.argv[0], allowed_types))
+            sys.exit(
+                "Usage: %s [<type>]\nAllowed types: %s" % (sys.argv[0], allowed_types)
+            )
 
     # create Client object
     client = NM.Client.new(None)
@@ -57,11 +63,10 @@ if __name__ == "__main__":
 
     # deactivate the connections
     for ac in connections:
-        if ctype == None or ctype == ac.get_connection_type():
+        if ctype is None or ctype == ac.get_connection_type():
             sys.stdout.write("Deactivating %s (%s)" % (ac.get_id(), ac.get_uuid()))
             try:
                 client.deactivate_connection(ac, None)
                 sys.stdout.write("\033[32m  -> succeeded\033[0m\n")
             except Exception as e:
-               sys.stderr.write("\033[31m  -> failed\033[0m (%s)\n" % e.message)
-
+                sys.stderr.write("\033[31m  -> failed\033[0m (%s)\n" % e.message)
diff --git a/examples/python/gi/device-state-ip4config.py b/examples/python/gi/device-state-ip4config.py
index 18848d07..038b8a72 100755
--- a/examples/python/gi/device-state-ip4config.py
+++ b/examples/python/gi/device-state-ip4config.py
@@ -6,7 +6,8 @@
 
 import sys
 import gi
-gi.require_version('NM', '1.0')
+
+gi.require_version("NM", "1.0")
 from gi.repository import GLib, NM
 
 #
@@ -18,6 +19,7 @@ from gi.repository import GLib, NM
 
 main_loop = None
 
+
 def do_notify(self, property):
     print("notify: %s" % property)
     ip4cfg = self.get_ip4_config()
@@ -25,26 +27,26 @@ def do_notify(self, property):
         print("ip4-config: %s" % ip4cfg.get_path())
         main_loop.quit()
 
+
 def state_changed(obj, arg1, arg2, arg3):
     print("State changed: New: %d, Old: %d, Reason: %d" % (arg1, arg2, arg3))
     # Device is connected
     if arg1 == 100:
-        obj.connect('notify::ip4-config', do_notify)
+        obj.connect("notify::ip4-config", do_notify)
 
 
 if __name__ == "__main__":
     if len(sys.argv) != 2:
-        sys.exit('Usage: %s <interface>' % sys.argv[0])
+        sys.exit("Usage: %s <interface>" % sys.argv[0])
     dev_iface = sys.argv[1]
 
     c = NM.Client.new(None)
     dev = c.get_device_by_iface(dev_iface)
     if dev is None:
-        sys.exit('Device \'%s\' not found' % dev_iface)
+        sys.exit("Device '%s' not found" % dev_iface)
     print("Device: %s - %s" % (dev_iface, dev.get_device_type().value_name))
     print("---------------------------------------")
 
-    dev.connect('state-changed', state_changed)
+    dev.connect("state-changed", state_changed)
     main_loop = GLib.MainLoop()
     main_loop.run()
-
diff --git a/examples/python/gi/firewall-zone.py b/examples/python/gi/firewall-zone.py
index 6cbd8c25..3de06f52 100755
--- a/examples/python/gi/firewall-zone.py
+++ b/examples/python/gi/firewall-zone.py
@@ -6,7 +6,8 @@
 
 import sys
 import gi
-gi.require_version('NM', '1.0')
+
+gi.require_version("NM", "1.0")
 from gi.repository import GLib, NM
 
 #
@@ -26,13 +27,15 @@ from gi.repository import GLib, NM
 
 main_loop = None
 
+
 def connection_saved(connection, error, data):
-    print ("Connection '%s' saved.") % (connection.get_id())
+    print("Connection '%s' saved.") % (connection.get_id())
     main_loop.quit()
 
+
 if __name__ == "__main__":
     if len(sys.argv) != 2 and len(sys.argv) != 3:
-        sys.exit('Usage: %s <connection name or UUID> [new zone]' % sys.argv[0])
+        sys.exit("Usage: %s <connection name or UUID> [new zone]" % sys.argv[0])
 
     main_loop = GLib.MainLoop()
     client = NM.Client.new(None)
diff --git a/examples/python/gi/get-active-connections.py b/examples/python/gi/get-active-connections.py
index 072f245a..c2f261ab 100755
--- a/examples/python/gi/get-active-connections.py
+++ b/examples/python/gi/get-active-connections.py
@@ -7,8 +7,9 @@
 # This example lists currently active connections
 
 import gi
-gi.require_version('NM', '1.0')
-from gi.repository import GLib, NM
+
+gi.require_version("NM", "1.0")
+from gi.repository import NM
 
 if __name__ == "__main__":
     client = NM.Client.new(None)
@@ -16,6 +17,4 @@ if __name__ == "__main__":
     for ac in acons:
         print("%s (%s) - %s" % (ac.get_id(), ac.get_uuid(), ac.get_connection_type()))
     if len(acons) == 0:
-       print("No active connections")
-
-
+        print("No active connections")
diff --git a/examples/python/gi/get_ips.py b/examples/python/gi/get_ips.py
index 13b0a8b6..07d6f0cc 100755
--- a/examples/python/gi/get_ips.py
+++ b/examples/python/gi/get_ips.py
@@ -6,19 +6,21 @@
 
 import sys, socket
 import gi
-gi.require_version('NM', '1.0')
-from gi.repository import GLib, NM
+
+gi.require_version("NM", "1.0")
+from gi.repository import NM
 
 #
 #  This example shows how to get addresses, routes and DNS information
 #  from NMIP4Config and NMIP6Config (got out of NMDevice)
 #
 
+
 def show_addresses(dev, family):
-    if (family == socket.AF_INET):
-       ip_cfg = dev.get_ip4_config()
+    if family == socket.AF_INET:
+        ip_cfg = dev.get_ip4_config()
     else:
-       ip_cfg = dev.get_ip6_config()
+        ip_cfg = dev.get_ip6_config()
 
     if ip_cfg is None:
         print("None")
@@ -35,8 +37,9 @@ def show_addresses(dev, family):
 
         print("%s/%d") % (addr, prefix)
 
+
 def show_gateway(dev, family):
-    if (family == socket.AF_INET):
+    if family == socket.AF_INET:
         ip_cfg = dev.get_ip4_config()
     else:
         ip_cfg = dev.get_ip6_config()
@@ -45,16 +48,17 @@ def show_gateway(dev, family):
         gw = "None"
     else:
         gw = ip_cfg.get_gateway()
-        if gw == '':
+        if gw == "":
             gw = "None"
 
     print(gw)
 
+
 def show_routes(dev, family):
-    if (family == socket.AF_INET):
-       ip_cfg = dev.get_ip4_config()
+    if family == socket.AF_INET:
+        ip_cfg = dev.get_ip4_config()
     else:
-       ip_cfg = dev.get_ip6_config()
+        ip_cfg = dev.get_ip6_config()
 
     if ip_cfg is None:
         print("None")
@@ -75,31 +79,31 @@ def show_routes(dev, family):
 
 
 def show_dns(dev, family):
-    if (family == socket.AF_INET):
-       ip_cfg = dev.get_ip4_config()
+    if family == socket.AF_INET:
+        ip_cfg = dev.get_ip4_config()
     else:
-       ip_cfg = dev.get_ip6_config()
+        ip_cfg = dev.get_ip6_config()
 
     if ip_cfg is None:
         print("None")
         return
 
-    print ("Nameservers: %s") % (ip_cfg.get_nameservers())
-    print ("Domains: %s") % (ip_cfg.get_domains())
-    print ("Searches: %s") % (ip_cfg.get_searches())
-    if (family == socket.AF_INET):
-        print ("WINS: %s") % (ip_cfg.get_wins_servers())
+    print("Nameservers: %s") % (ip_cfg.get_nameservers())
+    print("Domains: %s") % (ip_cfg.get_domains())
+    print("Searches: %s") % (ip_cfg.get_searches())
+    if family == socket.AF_INET:
+        print("WINS: %s") % (ip_cfg.get_wins_servers())
 
 
 if __name__ == "__main__":
     if len(sys.argv) != 2:
-        sys.exit('Usage: %s <interface>' % sys.argv[0])
+        sys.exit("Usage: %s <interface>" % sys.argv[0])
     dev_iface = sys.argv[1]
 
     c = NM.Client.new(None)
     dev = c.get_device_by_iface(dev_iface)
     if dev is None:
-        sys.exit('Device \'%s\' not found' % dev_iface)
+        sys.exit("Device '%s' not found" % dev_iface)
     print("Device: %s - %s" % (dev_iface, dev.get_device_type().value_name))
     print("---------------------------------------")
 
@@ -142,4 +146,3 @@ if __name__ == "__main__":
     print("------------")
     show_dns(dev, socket.AF_INET6)
     print
-
diff --git a/examples/python/gi/list-connections.py b/examples/python/gi/list-connections.py
index 7278fafd..ba4f50e2 100755
--- a/examples/python/gi/list-connections.py
+++ b/examples/python/gi/list-connections.py
@@ -5,14 +5,17 @@
 #
 
 import gi
-gi.require_version('NM', '1.0')
+
+gi.require_version("NM", "1.0")
 from gi.repository import NM
 
 # This example asks settings service for all configured connections.
 
+
 def print_values(setting, key, value, flags, data):
     print("  %s.%s: %s" % (setting.get_name(), key, value))
 
+
 if __name__ == "__main__":
     # create Client object
     client = NM.Client.new(None)
@@ -25,4 +28,3 @@ if __name__ == "__main__":
         print("=== %s : %s ===" % (c.get_id(), c.get_path()))
         c.for_each_setting_value(print_values, None)
         print("\n")
-
diff --git a/examples/python/gi/nm-add-connection2.py b/examples/python/gi/nm-add-connection2.py
index 01c1ae7b..f487e0bb 100755
--- a/examples/python/gi/nm-add-connection2.py
+++ b/examples/python/gi/nm-add-connection2.py
@@ -5,43 +5,49 @@
 #
 
 import sys
-import re
 
 import gi
-gi.require_version('NM', '1.0')
+
+gi.require_version("NM", "1.0")
 from gi.repository import GLib, NM
 
+
 def find_connections(nm_client, arg_type, arg_id):
     for c in nm_client.get_connections():
-        if arg_type in [None, 'id'] and c.get_id() == arg_id:
+        if arg_type in [None, "id"] and c.get_id() == arg_id:
             yield c
-        if arg_type in [None, 'uuid'] and c.get_uuid() == arg_id:
+        if arg_type in [None, "uuid"] and c.get_uuid() == arg_id:
             yield c
 
+
 def find_connection_first(nm_client, arg_type, arg_id):
     for f in find_connections(nm_client, arg_type, arg_id):
         return f
 
+
 def con_to_str(con):
     s_con = con.get_setting_connection()
     return '"%s" (%s)' % (s_con.get_id(), s_con.get_uuid())
 
+
 def usage():
     arg0 = sys.argv[0]
-    arg0_spaced = ' ' * len(arg0)
-    print('Usage: %s [ --clone ( [id] <id> | [uuid] <uuid> ) ] \\' % (arg0))
-    print('       %s [ --to-disk | --in-memory ] \\' % (arg0_spaced))
-    print('       %s [ --block-autoconnect ] \\' % (arg0_spaced))
-    print('       %s [ --id <new-id> ] \\' % (arg0_spaced))
-    print('       %s [ --uuid <new-uuid> ] \\' % (arg0_spaced))
+    arg0_spaced = " " * len(arg0)
+    print("Usage: %s [ --clone ( [id] <id> | [uuid] <uuid> ) ] \\" % (arg0))
+    print("       %s [ --to-disk | --in-memory ] \\" % (arg0_spaced))
+    print("       %s [ --block-autoconnect ] \\" % (arg0_spaced))
+    print("       %s [ --id <new-id> ] \\" % (arg0_spaced))
+    print("       %s [ --uuid <new-uuid> ] \\" % (arg0_spaced))
     return 1
 
+
 def die(msg, print_usage=False):
     print(msg)
     if print_usage:
         usage()
     sys.exit(1)
 
+
 def main():
 
     main_loop = GLib.MainLoop()
@@ -57,56 +63,62 @@ def main():
 
     argv = list(sys.argv[1:])
     while argv:
-        if argv[0] == '--clone':
+        if argv[0] == "--clone":
             match_type = None
             if len(argv) < 2:
-                die('missing argument for --clone option')
-            if argv[0] in ['id', 'uuid']:
+                die("missing argument for --clone option")
+            if argv[0] in ["id", "uuid"]:
                 match_type = argv[0]
                 if len(argv) < 3:
                     die('missing argument for "--clone %s" option' % (match_type))
                 argv = argv[1:]
             if cons:
-                die('cannot specify --clone argument more than once')
+                die("cannot specify --clone argument more than once")
             cons.extend(find_connections(nm_client, match_type, argv[1]))
             if len(cons) == 0:
-                die('could not find connection for "--clone %s%s"' % ((match_type or ''), argv[1]))
+                die(
+                    'could not find connection for "--clone %s%s"'
+                    % ((match_type or ""), argv[1])
+                )
             if len(cons) != 1:
-                die('could not find unique connection for "--clone %s%s"' % ((match_type or ''), argv[1]))
+                die(
+                    'could not find unique connection for "--clone %s%s"'
+                    % ((match_type or ""), argv[1])
+                )
             argv = argv[2:]
             continue
-        if argv[0] in ['--block-autoconnect']:
+        if argv[0] in ["--block-autoconnect"]:
             arg_block_autoconnect = NM.SettingsAddConnection2Flags.BLOCK_AUTOCONNECT
             argv = argv[1:]
             continue
-        if argv[0] in ['--to-disk', '--in-memory']:
-            if argv[0] == '--to-disk':
+        if argv[0] in ["--to-disk", "--in-memory"]:
+            if argv[0] == "--to-disk":
                 v = NM.SettingsAddConnection2Flags.TO_DISK
-            elif argv[0] == '--in-memory':
+            elif argv[0] == "--in-memory":
                 v = NM.SettingsAddConnection2Flags.IN_MEMORY
             else:
-                assert(False)
+                assert False
             if arg_mode is not None:
                 die('duplicate storage modes ("%s")' % (argv[0]))
             arg_mode = v
             argv = argv[1:]
             continue
-        if argv[0] in ['--id']:
+        if argv[0] in ["--id"]:
             if len(argv) < 2:
-                die('missing argument for --id option')
+                die("missing argument for --id option")
             arg_id = argv[1]
             argv = argv[2:]
             continue
-        if argv[0] in ['--uuid']:
+        if argv[0] in ["--uuid"]:
             if len(argv) < 2:
-                die('missing argument for --uuid option')
+                die("missing argument for --uuid option")
             arg_uuid = argv[1]
             argv = argv[2:]
             continue
         die('unknown argument "%s"' % (argv[0]))
 
     if len(cons) != 1:
-        die('missing --clone argument', True)
+        die("missing --clone argument", True)
 
     con = cons[0]
 
@@ -118,31 +130,46 @@ def main():
     s_con.set_property(NM.SETTING_CONNECTION_UUID, arg_uuid or NM.utils_uuid_generate())
 
     result = {}
+
     def _add_connection2_cb(cl, async_result, user_data):
         try:
             c, r = nm_client.add_connection2_finish(async_result)
         except Exception as e:
-            result['error'] = e
+            result["error"] = e
         else:
-            result['result'] = r
-            result['connection'] = c
+            result["result"] = r
+            result["connection"] = c
         main_loop.quit()
 
-    nm_client.add_connection2(con2.to_dbus(NM.ConnectionSerializationFlags.ALL),
-                                (arg_mode if arg_mode is not None else NM.SettingsAddConnection2Flags.TO_DISK)
-                              | arg_block_autoconnect,
-                              None,
-                              False,
-                              None,
-                              _add_connection2_cb,
-                              None)
+    nm_client.add_connection2(
+        con2.to_dbus(NM.ConnectionSerializationFlags.ALL),
+        (arg_mode if arg_mode is not None else NM.SettingsAddConnection2Flags.TO_DISK)
+        | arg_block_autoconnect,
+        None,
+        False,
+        None,
+        _add_connection2_cb,
+        None,
+    )
 
     main_loop.run()
 
-    if 'error' in result:
-        die('update connection %s failed [%s]: %s' % (con_to_str(con2), ' '.join(sys.argv), result['error']))
+    if "error" in result:
+        die(
+            "update connection %s failed [%s]: %s"
+            % (con_to_str(con2), " ".join(sys.argv), result["error"])
+        )
+
+    print(
+        "update connection %s succeeded [%s]: %s, %s"
+        % (
+            con_to_str(con2),
+            " ".join(sys.argv),
+            result["connection"].get_path(),
+            result["result"],
+        )
+    )
 
-    print('update connection %s succeeded [%s]: %s, %s' % (con_to_str(con2), ' '.join(sys.argv), result['connection'].get_path(), result['result']))
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     main()
diff --git a/examples/python/gi/nm-connection-update-stable-id.py b/examples/python/gi/nm-connection-update-stable-id.py
index 3629d072..091a67d6 100755
--- a/examples/python/gi/nm-connection-update-stable-id.py
+++ b/examples/python/gi/nm-connection-update-stable-id.py
@@ -11,33 +11,37 @@ import sys
 import re
 
 import gi
-gi.require_version('NM', '1.0')
+
+gi.require_version("NM", "1.0")
 from gi.repository import GLib, NM
 
+
 def usage():
-    print('Usage: %s [[id] <id>]' % (sys.argv[0]))
-    print('       %s [[uuid] <uuid>]' % (sys.argv[0]))
+    print("Usage: %s [[id] <id>]" % (sys.argv[0]))
+    print("       %s [[uuid] <uuid>]" % (sys.argv[0]))
     return 1
 
+
 def find_connection(nm_client, arg_type, arg_id):
     for c in nm_client.get_connections():
-        if arg_type in [None, 'id'] and c.get_id() == arg_id:
+        if arg_type in [None, "id"] and c.get_id() == arg_id:
             return c
-        if arg_type in [None, 'uuid'] and c.get_uuid() == arg_id:
+        if arg_type in [None, "uuid"] and c.get_uuid() == arg_id:
             return c
 
+
 def main():
     if len(sys.argv) < 2 or len(sys.argv) > 3:
         return usage()
     if len(sys.argv) == 3:
         arg_type = sys.argv[1]
         arg_id = sys.argv[2]
-        if arg_type not in ['id', 'uuid']:
+        if arg_type not in ["id", "uuid"]:
             return usage()
     else:
         arg_type = None
         arg_id = sys.argv[1]
-    arg_log = '%s"%s"' % ((' with %s ' % (arg_type)) if arg_type else '', arg_id)
+    arg_log = '%s"%s"' % ((" with %s " % (arg_type)) if arg_type else "", arg_id)
 
     main_loop = GLib.MainLoop()
 
@@ -45,57 +49,61 @@ def main():
 
     con = find_connection(nm_client, arg_type, arg_id)
     if con is None:
-        print('could not find a connection %s' % (arg_log))
+        print("could not find a connection %s" % (arg_log))
         return 1
 
     s_con = con.get_setting_connection()
     if s_con is None:
-        print('connection %s has no [connection] setting' % (arg_log))
+        print("connection %s has no [connection] setting" % (arg_log))
         return 1
 
     arg_log = '"%s" (%s)' % (s_con.get_id(), s_con.get_uuid())
 
     stable_id = s_con.get_stable_id()
     if not stable_id:
-        print('connection %s has no stable-id set' % (arg_log))
+        print("connection %s has no stable-id set" % (arg_log))
         return 1
 
-    re_match = re.search('\A(.*)-([0-9]+)\Z', stable_id)
+    re_match = re.search("\A(.*)-([0-9]+)\Z", stable_id)
     if not re_match:
-        stable_id = stable_id + '-1'
+        stable_id = stable_id + "-1"
     else:
-        stable_id = re_match.group(1) + '-' + str(int(re_match.group(2)) + 1)
+        stable_id = re_match.group(1) + "-" + str(int(re_match.group(2)) + 1)
 
     con2 = NM.SimpleConnection.new_clone(con)
     s_con = con2.get_setting_connection()
     s_con.set_property(NM.SETTING_CONNECTION_STABLE_ID, stable_id)
 
     result = {}
+
     def _update2_cb(con, async_result, user_data):
         try:
             r = con.update2_finish(async_result)
         except Exception as e:
-            result['error'] = e
+            result["error"] = e
         else:
-            result['result'] = r
+            result["result"] = r
         main_loop.quit()
 
-    con.update2(con2.to_dbus(NM.ConnectionSerializationFlags.ALL),
-                NM.SettingsUpdate2Flags.BLOCK_AUTOCONNECT,
-                None,
-                None,
-                _update2_cb,
-                None)
+    con.update2(
+        con2.to_dbus(NM.ConnectionSerializationFlags.ALL),
+        NM.SettingsUpdate2Flags.BLOCK_AUTOCONNECT,
+        None,
+        None,
+        _update2_cb,
+        None,
+    )
 
     main_loop.run()
 
-    if 'error' in result:
-        print('update connection %s failed: %s' % (arg_log, result['error']))
+    if "error" in result:
+        print("update connection %s failed: %s" % (arg_log, result["error"]))
         return 1
 
-    print('update connection %s succeeded: %s' % (arg_log, result['result']))
+    print("update connection %s succeeded: %s" % (arg_log, result["result"]))
     print('set stable-id to "%s"' % (stable_id))
     return 0
 
-if __name__ == '__main__':
+
+if __name__ == "__main__":
     sys.exit(main())
diff --git a/examples/python/gi/nm-update2.py b/examples/python/gi/nm-update2.py
index 5a658793..192768ee 100755
--- a/examples/python/gi/nm-update2.py
+++ b/examples/python/gi/nm-update2.py
@@ -5,43 +5,52 @@
 #
 
 import sys
-import re
 
 import gi
-gi.require_version('NM', '1.0')
+
+gi.require_version("NM", "1.0")
 from gi.repository import GLib, NM
 
+
 def find_connections(nm_client, arg_type, arg_id):
     for c in nm_client.get_connections():
-        if arg_type in [None, 'id'] and c.get_id() == arg_id:
+        if arg_type in [None, "id"] and c.get_id() == arg_id:
             yield c
-        if arg_type in [None, 'uuid'] and c.get_uuid() == arg_id:
+        if arg_type in [None, "uuid"] and c.get_uuid() == arg_id:
             yield c
 
+
 def find_connection_first(nm_client, arg_type, arg_id):
     for f in find_connections(nm_client, arg_type, arg_id):
         return f
 
+
 def con_to_str(con):
     s_con = con.get_setting_connection()
     return '"%s" (%s)' % (s_con.get_id(), s_con.get_uuid())
 
+
 def usage():
     arg0 = sys.argv[0]
-    arg0_spaced = ' ' * len(arg0)
-    print('Usage: %s [ [id] <id> | [uuid] <uuid> ] \\' % (arg0))
-    print('       %s [ --to-disk | --in-memory | --in-memory-detached | --in-memory-only ] \\' % (arg0_spaced))
-    print('       %s [ --block-autoconnect ] \\' % (arg0_spaced))
-    print('       %s [ --volatile ] \\' % (arg0_spaced))
-    print('       %s [ --no-reapply ] \\' % (arg0_spaced))
+    arg0_spaced = " " * len(arg0)
+    print("Usage: %s [ [id] <id> | [uuid] <uuid> ] \\" % (arg0))
+    print(
+        "       %s [ --to-disk | --in-memory | --in-memory-detached | --in-memory-only ] \\"
+        % (arg0_spaced)
+    )
+    print("       %s [ --block-autoconnect ] \\" % (arg0_spaced))
+    print("       %s [ --volatile ] \\" % (arg0_spaced))
+    print("       %s [ --no-reapply ] \\" % (arg0_spaced))
     return 1
 
+
 def die(msg, print_usage=False):
     print(msg)
     if print_usage:
         usage()
     sys.exit(1)
 
+
 def main():
 
     main_loop = GLib.MainLoop()
@@ -57,9 +66,9 @@ def main():
 
     argv = list(sys.argv[1:])
     while argv:
-        if argv[0] in ['id', 'uuid']:
+        if argv[0] in ["id", "uuid"]:
             if cons:
-                die('cannot specify multiple connections')
+                die("cannot specify multiple connections")
             if len(argv) < 2:
                 die('missing argument for "%s" specifier' % (argv[0]))
             cons.extend(find_connections(nm_client, argv[0], argv[1]))
@@ -69,31 +78,36 @@ def main():
                 die('could not find unique connection for "%s %s"' % (argv[0], argv[1]))
             argv = argv[2:]
             continue
-        if argv[0] in ['--block-autoconnect']:
+        if argv[0] in ["--block-autoconnect"]:
             arg_block_autoconnect = NM.SettingsUpdate2Flags.BLOCK_AUTOCONNECT
             argv = argv[1:]
             continue
-        if argv[0] in ['--volatile']:
+        if argv[0] in ["--volatile"]:
             arg_volatile = NM.SettingsUpdate2Flags.VOLATILE
             argv = argv[1:]
             continue
-        if argv[0] in ['--no-reapply']:
+        if argv[0] in ["--no-reapply"]:
             arg_no_reapply = NM.SettingsUpdate2Flags.NO_REAPPLY
             argv = argv[1:]
             continue
-        if argv[0] in ['--to-disk', '--in-memory', '--in-memory-detached', '--in-memory-only']:
-            if argv[0] == '--to-disk':
+        if argv[0] in [
+            "--to-disk",
+            "--in-memory",
+            "--in-memory-detached",
+            "--in-memory-only",
+        ]:
+            if argv[0] == "--to-disk":
                 v = NM.SettingsUpdate2Flags.TO_DISK
-            elif argv[0] == '--in-memory':
+            elif argv[0] == "--in-memory":
                 v = NM.SettingsUpdate2Flags.IN_MEMORY
-            elif argv[0] == '--in-memory-detached':
+            elif argv[0] == "--in-memory-detached":
                 v = NM.SettingsUpdate2Flags.IN_MEMORY_DETACHED
-            elif argv[0] == '--in-memory-only':
+            elif argv[0] == "--in-memory-only":
                 v = NM.SettingsUpdate2Flags.IN_MEMORY_ONLY
-            elif argv[0] == '--keep':
+            elif argv[0] == "--keep":
                 v = NM.SettingsUpdate2Flags.NONE
             else:
-                assert(False)
+                assert False
             if arg_mode is not None:
                 die('duplicate storage modes ("%s")' % (argv[0]))
             arg_mode = v
@@ -103,45 +117,55 @@ def main():
             die('unknown argument "%s"' % (argv[0]))
         cons.extend(find_connections(nm_client, None, argv[0]))
         if len(cons) == 0:
-           die('could not find connection for "%s"' % (argv[0]))
+            die('could not find connection for "%s"' % (argv[0]))
         if len(cons) != 1:
-           die('could not find unique connection for "%s"' % (argv[0]))
+            die('could not find unique connection for "%s"' % (argv[0]))
         argv = argv[1:]
         continue
 
     if len(cons) != 1:
-        die('missing connection argument', True)
+        die("missing connection argument", True)
 
     con = cons[0]
 
     con2 = NM.SimpleConnection.new_clone(con)
 
     result = {}
+
     def _update2_cb(con, async_result, user_data):
         try:
             r = con.update2_finish(async_result)
         except Exception as e:
-            result['error'] = e
+            result["error"] = e
         else:
-            result['result'] = r
+            result["result"] = r
         main_loop.quit()
 
-    con.update2(con2.to_dbus(NM.ConnectionSerializationFlags.ALL),
-                  (arg_mode if arg_mode is not None else NM.SettingsUpdate2Flags.NONE)
-                | arg_block_autoconnect
-                | arg_volatile
-                | arg_no_reapply,
-                None,
-                None,
-                _update2_cb,
-                None)
+    con.update2(
+        con2.to_dbus(NM.ConnectionSerializationFlags.ALL),
+        (arg_mode if arg_mode is not None else NM.SettingsUpdate2Flags.NONE)
+        | arg_block_autoconnect
+        | arg_volatile
+        | arg_no_reapply,
+        None,
+        None,
+        _update2_cb,
+        None,
+    )
 
     main_loop.run()
 
-    if 'error' in result:
-        die('update connection %s failed [%s]: %s' % (con_to_str(con2), ' '.join(sys.argv), result['error']))
+    if "error" in result:
+        die(
+            "update connection %s failed [%s]: %s"
+            % (con_to_str(con2), " ".join(sys.argv), result["error"])
+        )
+
+    print(
+        "update connection %s succeeded [%s]: %s"
+        % (con_to_str(con2), " ".join(sys.argv), result["result"])
+    )
 
-    print('update connection %s succeeded [%s]: %s' % (con_to_str(con2), ' '.join(sys.argv), result['result']))
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     main()
diff --git a/examples/python/gi/nm-wg-set b/examples/python/gi/nm-wg-set
index ca31ac72..1f5279ee 100755
--- a/examples/python/gi/nm-wg-set
+++ b/examples/python/gi/nm-wg-set
@@ -58,7 +58,6 @@
 #       nm-wg-set id "$PROFILE" $WG_ARGS
 
 import sys
-import re
 import os
 
 import gi
@@ -443,7 +442,7 @@ if __name__ == '__main__':
         secrets = conn.get_secrets(NM.SETTING_WIREGUARD_SETTING_NAME)
         if secrets:
             conn.update_secrets(NM.SETTING_WIREGUARD_SETTING_NAME, secrets)
-    except:
+    except Exception:
         pass
 
     if not argv:
diff --git a/examples/python/gi/setting-user-data.py b/examples/python/gi/setting-user-data.py
index fd86445b..e2194074 100755
--- a/examples/python/gi/setting-user-data.py
+++ b/examples/python/gi/setting-user-data.py
@@ -39,59 +39,60 @@ import sys
 import re
 
 import gi
-gi.require_version('NM', '1.0')
+
+gi.require_version("NM", "1.0")
 from gi.repository import NM
 
+
 def pr(v):
     import pprint
+
     pprint.pprint(v, indent=4, depth=5, width=60)
 
+
 def parse_args():
-    args = {
-        'set': False,
-        'set-gobject': False,
-        'filter': [],
-        'data': []
-    }
+    args = {"set": False, "set-gobject": False, "filter": [], "data": []}
     i = 1
     while i < len(sys.argv):
         a = sys.argv[i]
         if i == 1:
-            if a in ['s', 'set']:
-                args['set'] = True
+            if a in ["s", "set"]:
+                args["set"] = True
                 i += 1
                 continue
-            elif a in ['g', 'get']:
-                args['set'] = False
+            elif a in ["g", "get"]:
+                args["set"] = False
                 i += 1
                 continue
-        if a in ['id', 'uuid']:
-            args['filter'].append((a, sys.argv[i+1]))
+        if a in ["id", "uuid"]:
+            args["filter"].append((a, sys.argv[i + 1]))
             i += 2
             continue
 
-        if a in ['--set-gobject']:
-            args['set-gobject'] = True
+        if a in ["--set-gobject"]:
+            args["set-gobject"] = True
             i += 1
             continue
 
-        if a == 'data':
+        if a == "data":
             i += 1
             a = sys.argv[i]
-        if args['set']:
-            if a == '-d':
-                args['data'].append((sys.argv[i+1], None))
+        if args["set"]:
+            if a == "-d":
+                args["data"].append((sys.argv[i + 1], None))
             else:
-                args['data'].append((a, sys.argv[i+1]))
+                args["data"].append((a, sys.argv[i + 1]))
             i += 2
         else:
-            args['data'].append(a)
+            args["data"].append(a)
             i += 1
 
     return args
 
+
 def connection_to_str(connection):
-    return '%s (%s)' % (connection.get_id(), connection.get_uuid())
+    return "%s (%s)" % (connection.get_id(), connection.get_uuid())
+
 
 def connections_filter(connections, filter_data):
     connections = list(sorted(connections, key=connection_to_str))
@@ -102,20 +103,21 @@ def connections_filter(connections, filter_data):
     # them multiple times.
     l = []
     for f in filter_data:
-        if f[0] == 'id':
+        if f[0] == "id":
             for c in connections:
                 if f[1] == c.get_id():
                     l.append(c)
         else:
-            assert(f[0] == 'uuid')
+            assert f[0] == "uuid"
             for c in connections:
                 if f[1] == c.get_uuid():
                     l.append(c)
     return l
 
-def print_user_data(connection, data_allow_regex, data, prefix=''):
+
+def print_user_data(connection, data_allow_regex, data, prefix=""):
     s_u = connection.get_setting(NM.SettingUser)
-    n = 'none'
+    n = "none"
     keys_len = 0
     keys = []
     if s_u is not None:
@@ -123,17 +125,17 @@ def print_user_data(connection, data_allow_regex, data, prefix=''):
         keys_len = len(all_keys)
         if data:
             for d in data:
-                if data_allow_regex and len(d) > 0 and d[0] == '~':
+                if data_allow_regex and len(d) > 0 and d[0] == "~":
                     r = re.compile(d[1:])
                     keys.extend([k for k in all_keys if r.match(k)])
                 else:
-                    keys.append (d)
+                    keys.append(d)
         else:
             keys.extend(all_keys)
-        n = '%s' % (keys_len)
+        n = "%s" % (keys_len)
 
-    print('%s%s [%s]' % (prefix, connection_to_str(connection), n))
-    dd = { }
+    print("%s%s [%s]" % (prefix, connection_to_str(connection), n))
+    dd = {}
     if s_u is not None:
         dd = s_u.get_property(NM.SETTING_USER_DATA)
     for k in keys:
@@ -145,7 +147,7 @@ def print_user_data(connection, data_allow_regex, data, prefix=''):
                 else:
                     print('%s   MISSING:   "%s"' % (prefix, k))
             else:
-                assert(v == dd.get(k, None))
+                assert v == dd.get(k, None)
                 print('%s   SET:       "%s" = "%s"' % (prefix, k, v))
         else:
             print('%s   MISSING:  "%s"' % (prefix, k))
@@ -155,20 +157,19 @@ def do_get(connections, data):
     first_line = True
     connections = list(connections)
     if not connections:
-        print('no matching connections (use id|uuid argument)')
+        print("no matching connections (use id|uuid argument)")
         sys.exit(1)
     for c in connections:
         if first_line:
             first_line = False
         else:
-            print('')
+            print("")
         print_user_data(c, True, data)
 
+
 def do_set(connection, data, set_gobject):
-    print_user_data(connection, False,
-                    [d[0] for d in data],
-                    prefix = 'BEFORE: ')
-    print('')
+    print_user_data(connection, False, [d[0] for d in data], prefix="BEFORE: ")
+    print("")
     s_u = connection.get_setting(NM.SettingUser)
     if s_u is None:
         connection.add_setting(NM.SettingUser())
@@ -197,35 +198,37 @@ def do_set(connection, data, set_gobject):
                     print('error setting key "%s" = "%s": %s' % (key, val, e))
                 sys.exit(1)
 
-
     try:
         connection.commit_changes(True, None)
     except Exception as e:
-        print('failure to commit connection: %s' % (e))
+        print("failure to commit connection: %s" % (e))
         sys.exit(1)
 
-    print('')
-    print_user_data(connection, False,
-                    [d[0] for d in data],
-                    prefix = 'AFTER:  ')
+    print("")
+    print_user_data(connection, False, [d[0] for d in data], prefix="AFTER:  ")
+
 
 ###############################################################################
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     args = parse_args()
     nm_client = NM.Client.new(None)
 
-    connections = connections_filter(nm_client.get_connections(), args['filter'])
+    connections = connections_filter(nm_client.get_connections(), args["filter"])
 
-    if args['set']:
-        if not args['data']:
-            print('Requires one or more arguments to set or delete')
+    if args["set"]:
+        if not args["data"]:
+            print("Requires one or more arguments to set or delete")
             sys.exit(1)
         if len(connections) != 1:
-            print('To set the user-data of a connection, exactly one connection must be selected via id|uuid. Instead, %s connection matched ([%s])' %
-                  (len(connections), ', '.join([connection_to_str(c) for c in connections])))
+            print(
+                "To set the user-data of a connection, exactly one connection must be selected via id|uuid. Instead, %s connection matched ([%s])"
+                % (
+                    len(connections),
+                    ", ".join([connection_to_str(c) for c in connections]),
+                )
+            )
             sys.exit(1)
-        do_set(connections[0], args['data'], args['set-gobject'])
+        do_set(connections[0], args["data"], args["set-gobject"])
     else:
-        do_get(connections, args['data'])
-
+        do_get(connections, args["data"])
diff --git a/examples/python/gi/show-wifi-networks.py b/examples/python/gi/show-wifi-networks.py
index e1ee4c3d..b865a85a 100755
--- a/examples/python/gi/show-wifi-networks.py
+++ b/examples/python/gi/show-wifi-networks.py
@@ -7,7 +7,8 @@
 
 import locale
 import gi
-gi.require_version('NM', '1.0')
+
+gi.require_version("NM", "1.0")
 from gi.repository import NM
 
 #
@@ -19,40 +20,50 @@ from gi.repository import NM
 # an error without it: http://www.python.org/dev/peps/pep-0263/
 #
 
+
 def clamp(value, minvalue, maxvalue):
     return max(minvalue, min(value, maxvalue))
 
+
 def ssid_to_utf8(ap):
     ssid = ap.get_ssid()
     if not ssid:
         return ""
     return NM.utils_ssid_to_utf8(ap.get_ssid().get_data())
 
+
 def print_device_info(device):
     active_ap = dev.get_active_access_point()
     ssid = None
     if active_ap is not None:
         ssid = ssid_to_utf8(active_ap)
-    info = "Device: %s | Driver: %s | Active AP: %s" % (dev.get_iface(), dev.get_driver(), ssid)
+    info = "Device: %s | Driver: %s | Active AP: %s" % (
+        dev.get_iface(),
+        dev.get_driver(),
+        ssid,
+    )
     print(info)
-    print('=' * len(info))
+    print("=" * len(info))
+
 
 def mode_to_string(mode):
-    if mode == getattr(NM, '80211Mode').INFRA:
+    if mode == getattr(NM, "80211Mode").INFRA:
         return "INFRA"
-    if mode == getattr(NM, '80211Mode').ADHOC:
+    if mode == getattr(NM, "80211Mode").ADHOC:
         return "ADHOC"
-    if mode == getattr(NM, '80211Mode').AP:
+    if mode == getattr(NM, "80211Mode").AP:
         return "AP"
     return "UNKNOWN"
 
+
 def flags_to_string(flags):
-    if flags & getattr(NM, '80211ApFlags').PRIVACY:
+    if flags & getattr(NM, "80211ApFlags").PRIVACY:
         return "PRIVACY"
     return "NONE"
 
+
 def security_flags_to_string(flags):
-    NM_AP_FLAGS = getattr(NM, '80211ApSecurityFlags')
+    NM_AP_FLAGS = getattr(NM, "80211ApSecurityFlags")
     str = ""
     if flags & NM_AP_FLAGS.PAIR_WEP40:
         str = str + " PAIR_WEP40"
@@ -79,43 +90,50 @@ def security_flags_to_string(flags):
     else:
         return "NONE"
 
+
 def flags_to_security(flags, wpa_flags, rsn_flags):
     str = ""
-    if ((flags & getattr(NM, '80211ApFlags').PRIVACY) and
-        (wpa_flags == 0) and (rsn_flags == 0)):
-        str = str  + " WEP"
+    if (
+        (flags & getattr(NM, "80211ApFlags").PRIVACY)
+        and (wpa_flags == 0)
+        and (rsn_flags == 0)
+    ):
+        str = str + " WEP"
     if wpa_flags != 0:
         str = str + " WPA1"
     if rsn_flags != 0:
         str = str + " WPA2"
-    if ((wpa_flags & getattr(NM, '80211ApSecurityFlags').KEY_MGMT_802_1X) or
-        (rsn_flags & getattr(NM, '80211ApSecurityFlags').KEY_MGMT_802_1X)):
+    if (wpa_flags & getattr(NM, "80211ApSecurityFlags").KEY_MGMT_802_1X) or (
+        rsn_flags & getattr(NM, "80211ApSecurityFlags").KEY_MGMT_802_1X
+    ):
         str = str + " 802.1X"
     return str.lstrip()
 
+
 def print_ap_info(ap):
     strength = ap.get_strength()
     frequency = ap.get_frequency()
     flags = ap.get_flags()
     wpa_flags = ap.get_wpa_flags()
     rsn_flags = ap.get_rsn_flags()
-    print("SSID:      %s"      % (ssid_to_utf8(ap)))
-    print("BSSID:     %s"      % (ap.get_bssid()))
-    print("Frequency: %s"      % (frequency))
-    print("Channel:   %s"      % (NM.utils_wifi_freq_to_channel(frequency)))
-    print("Mode:      %s"      % (mode_to_string(ap.get_mode())))
-    print("Flags:     %s"      % (flags_to_string(flags)))
-    print("WPA flags: %s"      % (security_flags_to_string(wpa_flags)))
-    print("RSN flags: %s"      % (security_flags_to_string(rsn_flags)))
-    print("Security:  %s"      % (flags_to_security(flags, wpa_flags, rsn_flags)))
+    print("SSID:      %s" % (ssid_to_utf8(ap)))
+    print("BSSID:     %s" % (ap.get_bssid()))
+    print("Frequency: %s" % (frequency))
+    print("Channel:   %s" % (NM.utils_wifi_freq_to_channel(frequency)))
+    print("Mode:      %s" % (mode_to_string(ap.get_mode())))
+    print("Flags:     %s" % (flags_to_string(flags)))
+    print("WPA flags: %s" % (security_flags_to_string(wpa_flags)))
+    print("RSN flags: %s" % (security_flags_to_string(rsn_flags)))
+    print("Security:  %s" % (flags_to_security(flags, wpa_flags, rsn_flags)))
     print("Strength:  %s %s%%" % (NM.utils_wifi_strength_bars(strength), strength))
     print
 
+
 if __name__ == "__main__":
     # Python apparently doesn't call setlocale() on its own? We have to call this or else
     # NM.utils_wifi_strength_bars() will think the locale is ASCII-only, and return the
     # fallback characters rather than the unicode bars
-    locale.setlocale(locale.LC_ALL, '')
+    locale.setlocale(locale.LC_ALL, "")
 
     nmc = NM.Client.new(None)
     devs = nmc.get_devices()
@@ -125,4 +143,3 @@ if __name__ == "__main__":
             print_device_info(dev)
             for ap in dev.get_access_points():
                 print_ap_info(ap)
-
diff --git a/examples/python/gi/update-ip4-method.py b/examples/python/gi/update-ip4-method.py
index 9bba6199..6fae2603 100755
--- a/examples/python/gi/update-ip4-method.py
+++ b/examples/python/gi/update-ip4-method.py
@@ -13,7 +13,8 @@
 #
 
 import gi
-gi.require_version('NM', '1.0')
+
+gi.require_version("NM", "1.0")
 from gi.repository import GLib, NM
 import sys, socket
 
@@ -25,7 +26,9 @@ if __name__ == "__main__":
 
     method = sys.argv[2]
     if (method == "static" or method == "manual") and len(sys.argv) < 5:
-        print("Usage: %s %s static address prefix [gateway]" % (sys.argv[0], sys.argv[1]))
+        print(
+            "Usage: %s %s static address prefix [gateway]" % (sys.argv[0], sys.argv[1])
+        )
         sys.exit(1)
 
     uuid = sys.argv[1]
@@ -69,4 +72,3 @@ if __name__ == "__main__":
         except Exception as e:
             sys.stderr.write("Error: %s\n" % e)
         break
-