matthew/enhanced-discord.py
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[commands] Properly handle typing.Optional as last positional parameter

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Harmon 2019-03-13 10:05:08 -05:00
parent 7fbdc6e83f
commit 0513ea1f53
1 changed files with 2 additions and 0 deletions
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discord/ext/commands/core.py
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@ -413,6 +413,8 @@ class Command(_BaseCommand):
if param.kind == param.VAR_POSITIONAL: if param.kind == param.VAR_POSITIONAL:
raise RuntimeError() # break the loop raise RuntimeError() # break the loop
if required: if required:
if self._is_typing_optional(param.annotation):
return None
raise MissingRequiredArgument(param) raise MissingRequiredArgument(param)
return param.default return param.default