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56 lines
2.1 KiB
Python
56 lines
2.1 KiB
Python
import typing as t
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if t.TYPE_CHECKING:
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from _typeshed.wsgi import WSGIApplication # noqa: F401
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from werkzeug.datastructures import Headers # noqa: F401
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from werkzeug.wrappers.response import Response # noqa: F401
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# The possible types that are directly convertible or are a Response object.
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ResponseValue = t.Union[
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"Response",
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str,
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bytes,
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t.Dict[str, t.Any], # any jsonify-able dict
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t.Iterator[str],
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t.Iterator[bytes],
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]
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StatusCode = int
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# the possible types for an individual HTTP header
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HeaderName = str
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HeaderValue = t.Union[str, t.List[str], t.Tuple[str, ...]]
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# the possible types for HTTP headers
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HeadersValue = t.Union[
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"Headers", t.Dict[HeaderName, HeaderValue], t.List[t.Tuple[HeaderName, HeaderValue]]
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]
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# The possible types returned by a route function.
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ResponseReturnValue = t.Union[
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ResponseValue,
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t.Tuple[ResponseValue, HeadersValue],
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t.Tuple[ResponseValue, StatusCode],
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t.Tuple[ResponseValue, StatusCode, HeadersValue],
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"WSGIApplication",
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]
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AppOrBlueprintKey = t.Optional[str] # The App key is None, whereas blueprints are named
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AfterRequestCallable = t.Callable[["Response"], "Response"]
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BeforeFirstRequestCallable = t.Callable[[], None]
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BeforeRequestCallable = t.Callable[[], t.Optional[ResponseReturnValue]]
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TeardownCallable = t.Callable[[t.Optional[BaseException]], None]
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TemplateContextProcessorCallable = t.Callable[[], t.Dict[str, t.Any]]
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TemplateFilterCallable = t.Callable[..., t.Any]
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TemplateGlobalCallable = t.Callable[..., t.Any]
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TemplateTestCallable = t.Callable[..., bool]
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URLDefaultCallable = t.Callable[[str, dict], None]
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URLValuePreprocessorCallable = t.Callable[[t.Optional[str], t.Optional[dict]], None]
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# This should take Exception, but that either breaks typing the argument
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# with a specific exception, or decorating multiple times with different
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# exceptions (and using a union type on the argument).
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# https://github.com/pallets/flask/issues/4095
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# https://github.com/pallets/flask/issues/4295
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# https://github.com/pallets/flask/issues/4297
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ErrorHandlerCallable = t.Callable[[t.Any], ResponseReturnValue]
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