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Fixed remove_command error when trying to remove a non-existent command (#2889)

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* Fixed remove_command error when trying to remove a non-existent command

* Added changelog entry
This commit is contained in:
DevilXD 2019-07-18 11:49:40 +02:00 committed by Michael H
parent 0ba9eaeccc
commit 7ba50c91a2
2 changed files with 3 additions and 0 deletions
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1
changelog.d/2888.bugfix.rst Normal file
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@ -0,0 +1 @@
Fixed remove_command error when trying to remove a non-existent command

2
redbot/core/bot.py
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@ -461,6 +461,8 @@ class RedBase(commands.GroupMixin, commands.bot.BotBase, RPCMixin): # pylint: d
def remove_command(self, name: str) -> None: def remove_command(self, name: str) -> None:
command = super().remove_command(name) command = super().remove_command(name)
if not command:
return
command.requires.reset() command.requires.reset()
if isinstance(command, commands.Group): if isinstance(command, commands.Group):
for subcommand in set(command.walk_commands()): for subcommand in set(command.walk_commands()):