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50 lines
623 B
Python
50 lines
623 B
Python
from typing import Union, TypeVar
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from nonebot.adapters import Bot
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async def get_bot(b: Bot) -> Bot:
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return b
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async def legacy_bot(bot):
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return bot
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async def not_legacy_bot(bot: int):
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...
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class FooBot(Bot):
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...
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async def sub_bot(b: FooBot) -> FooBot:
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return b
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class BarBot(Bot):
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...
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async def union_bot(b: Union[FooBot, BarBot]) -> Union[FooBot, BarBot]:
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return b
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B = TypeVar("B", bound=Bot)
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async def generic_bot(b: B) -> B:
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return b
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CB = TypeVar("CB", Bot, None)
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async def generic_bot_none(b: CB) -> CB:
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return b
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async def not_bot(b: Union[int, Bot]):
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...
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