INNER CODE UNIT · Python

_split_pip_args

pypa/pipx · src/pipx/main.py:222

def _split_pip_args(value: str) -> list[str]:
    # cmd.exe and PowerShell hand the quotes over verbatim, so drop a pair wrapping the whole value; any other pair
    # belongs to one argument, as in --find-links '/tmp/foo bar'
    if len(value) > 1 and value[0] == "'" and value.find("'", 1) == len(value) - 1:
        value = value[1:-1]
    lexer: Final[shlex.shlex] = shlex.shlex(value, posix=True)
    lexer.whitespace_split = True
    lexer.commenters = ""
    if WINDOWS:
        # posix=False leaves the quotes inside each token and pip then reads them as part of the path; posix quoting
        # without escapes keeps the backslash a path separator instead
        lexer.escape = ""
    try:
        return list(lexer)
    except ValueError as exc:
        msg = f"invalid pip arguments: {exc}"
        raise PipxError(msg) from exc

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