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[commands] Add FlagConverter.__iter__

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Rapptz 2021-04-24 08:53:36 -04:00
parent 829c2d4a1a
commit 1c312a158a
1 changed files with 13 additions and 0 deletions
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13
discord/ext/commands/flags.py
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@ -40,6 +40,7 @@ from discord.utils import maybe_coroutine
from dataclasses import dataclass, field
from typing import (
Dict,
Iterator,
Optional,
Pattern,
Set,
@ -443,6 +444,14 @@ class FlagConverter(metaclass=FlagsMeta):
how this converter works, check the appropriate
:ref:`documentation <ext_commands_flag_converter>`.
.. container:: operations
.. describe:: iter(x)
Returns an iterator of ``(flag_name, flag_value)`` pairs. This allows it
to be, for example, constructed as a dict or a list of pairs.
Note that aliases are not shown.
.. versionadded:: 2.0
Parameters
@ -468,6 +477,10 @@ class FlagConverter(metaclass=FlagsMeta):
def _can_be_constructible(cls) -> bool:
return all(not flag.required for flag in cls.__commands_flags__.values())
def __iter__(self) -> Iterator[Tuple[str, Any]]:
for flag in self.__class__.__commands_flags__.values():
yield (flag.name, getattr(self, flag.attribute))
@classmethod
async def _construct_default(cls: Type[F], ctx: Context) -> F:
self: F = cls.__new__(cls)