fix tox complaints

src/teams_bot/bot.py

@@ -55,9 +55,9 @@ class RelayPlugin:
             else:
                 logging.debug("This is a system message in an outside group.")
                 relay_group = self.get_relay_group(message.chat.id)
-                if 'image changed by' in message.text:
+                if "image changed by" in message.text:
                     relay_group.set_profile_image(message.chat.get_profile_image())
-                if 'name changed from' in message.text:
+                if "name changed from" in message.text:
                     group_name = "[%s] %s" % (
                         self.account.get_config("addr").split("@")[0],
                         message.chat.get_name(),

src/teams_bot/cli.py

@@ -182,9 +182,7 @@ def verify_crypto(ctx, dbdir: str, verbose: int):
     setup_contact = ac.get_setup_contact_qr()
     qr = qrcode.QRCode()
     qr.add_data(setup_contact)
-    print(
-        "\nPlease scan this qr code with Delta Chat to verify the bot:\n\n"
-    )
+    print("\nPlease scan this qr code with Delta Chat to verify the bot:\n\n")
     qr.print_ascii(invert=True)
     print(
         "\nAlternatively, copy-paste this invite to your Delta Chat desktop client:",

tests/test_cli.py

@@ -4,6 +4,8 @@ def test_help(cmd):
         """
         Usage: teams-bot [OPTIONS] COMMAND [ARGS]...
         * -h, --help  Show this message and exit.
-        * init  Configure bot; create crew; add user to crew by scanning a QR code.
+        * init           Scan a QR code to create a crew and join it
+        * run            Run the bot, so it relays messages from and to the outside
+        * verify-crypto  Show a QR code to verify the encryption with the bot
         """,
     )