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34 lines
941 B
34 lines
941 B
from typing import Any, Dict
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class AlreadyUsedError(RuntimeError):
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"""An Outcome can only be unwrapped once."""
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pass
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def fixup_module_metadata(
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module_name: str,
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namespace: Dict[str, object],
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) -> None:
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def fix_one(obj: object) -> None:
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mod = getattr(obj, "__module__", None)
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if mod is not None and mod.startswith("outcome."):
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obj.__module__ = module_name
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if isinstance(obj, type):
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for attr_value in obj.__dict__.values():
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fix_one(attr_value)
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all_list = namespace["__all__"]
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assert isinstance(all_list, (tuple, list)), repr(all_list)
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for objname in all_list:
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obj = namespace[objname]
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fix_one(obj)
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def remove_tb_frames(exc: BaseException, n: int) -> BaseException:
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tb = exc.__traceback__
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for _ in range(n):
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assert tb is not None
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tb = tb.tb_next
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return exc.with_traceback(tb)
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