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