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43 lines
1.1 KiB
Python
43 lines
1.1 KiB
Python
from __future__ import annotations
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import typing
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from types import TracebackType
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def to_bytes(
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x: str | bytes, encoding: str | None = None, errors: str | None = None
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) -> bytes:
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if isinstance(x, bytes):
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return x
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elif not isinstance(x, str):
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raise TypeError(f"not expecting type {type(x).__name__}")
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if encoding or errors:
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return x.encode(encoding or "utf-8", errors=errors or "strict")
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return x.encode()
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def to_str(
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x: str | bytes, encoding: str | None = None, errors: str | None = None
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) -> str:
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if isinstance(x, str):
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return x
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elif not isinstance(x, bytes):
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raise TypeError(f"not expecting type {type(x).__name__}")
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if encoding or errors:
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return x.decode(encoding or "utf-8", errors=errors or "strict")
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return x.decode()
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def reraise(
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tp: type[BaseException] | None,
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value: BaseException,
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tb: TracebackType | None = None,
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) -> typing.NoReturn:
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try:
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if value.__traceback__ is not tb:
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raise value.with_traceback(tb)
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raise value
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finally:
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value = None # type: ignore[assignment]
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tb = None
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