6763e2bb0a
* fix?: recursion error on Sanic subclass init * tests: add test case for sanic subclass initialisation * Remove BaseSanic metaclass Co-authored-by: Adam Hopkins <admhpkns@gmail.com>
42 lines
1.4 KiB
Python
42 lines
1.4 KiB
Python
from typing import Any, Tuple
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from warnings import warn
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from sanic.mixins.exceptions import ExceptionMixin
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from sanic.mixins.listeners import ListenerMixin
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from sanic.mixins.middleware import MiddlewareMixin
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from sanic.mixins.routes import RouteMixin
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from sanic.mixins.signals import SignalMixin
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class BaseSanic(
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RouteMixin,
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MiddlewareMixin,
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ListenerMixin,
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ExceptionMixin,
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SignalMixin,
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):
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__fake_slots__: Tuple[str, ...]
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def __init__(self, *args, **kwargs) -> None:
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for base in BaseSanic.__bases__:
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base.__init__(self, *args, **kwargs) # type: ignore
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def __str__(self) -> str:
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return f"<{self.__class__.__name__} {self.name}>"
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def __repr__(self) -> str:
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return f'{self.__class__.__name__}(name="{self.name}")'
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def __setattr__(self, name: str, value: Any) -> None:
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# This is a temporary compat layer so we can raise a warning until
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# setting attributes on the app instance can be removed and deprecated
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# with a proper implementation of __slots__
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if name not in self.__fake_slots__:
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warn(
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f"Setting variables on {self.__class__.__name__} instances is "
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"deprecated and will be removed in version 21.9. You should "
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f"change your {self.__class__.__name__} instance to use "
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f"instance.ctx.{name} instead."
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)
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super().__setattr__(name, value)
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