Traceback (most recent call last):
  File "/usr/local/lib/python3.8/site-packages/discord/ext/commands/bot.py", line 580, in _load_from_module_spec
    setup(self)
  File "/home/pi/RulesBot/modules/reactions.py", line 121, in setup
    bot.add_cog(ReactionsCog(bot))
  File "/usr/local/lib/python3.8/site-packages/discord/ext/commands/bot.py", line 480, in add_cog
    raise TypeError('cogs must derive from Cog')
TypeError: cogs must derive from Cog

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "main.py", line 123, in <module>
    main()
  File "main.py", line 105, in main
    client = generate_client(loop)
  File "main.py", line 78, in generate_client
    client.load_extension(module)
  File "/usr/local/lib/python3.8/site-packages/discord/ext/commands/bot.py", line 625, in load_extension
    self._load_from_module_spec(lib, name)
  File "/usr/local/lib/python3.8/site-packages/discord/ext/commands/bot.py", line 584, in _load_from_module_spec
    raise errors.ExtensionFailed(key, e) from e
discord.ext.commands.errors.ExtensionFailed: Extension 'modules.reactions' raised an error: TypeError: cogs must derive from Cog