Function _parse_script_metadata

src/tox/tox_env/python/pep723.py:149–165

(script: str)

def _parse_script_metadata(script: str) -> ScriptMetadata:
    blocks = [(m.group("type"), m.group("content")) for m in _SCRIPT_METADATA_RE.finditer(script)]
    script_blocks = [(t, c) for t, c in blocks if t == "script"]
    if len(script_blocks) > 1:
        msg = "multiple [script] metadata blocks found in script"
        raise ValueError(msg)
    if not script_blocks:
        return ScriptMetadata()
    content = script_blocks[0][1]
    stripped = "".join(
        line[2:] if len(line) > 1 and line[1] == " " else line[1:] for line in content.splitlines(keepends=True)
    )
    metadata = tomllib.loads(stripped)
    return ScriptMetadata(
        requires_python=metadata.get("requires-python"),
        dependencies=metadata.get("dependencies", []),
    )


__all__ = [