Function sub_twice

src/black/strings.py:29–35

Replace `regex` with `replacement` twice on `original`. This is used by string normalization to perform replaces on overlapping matches.

(regex: Pattern[str], replacement: str, original: str)

def sub_twice(regex: Pattern[str], replacement: str, original: str) -> str:
    """Replace `regex` with `replacement` twice on `original`.

    This is used by string normalization to perform replaces on
    overlapping matches.
    """
    return regex.sub(replacement, regex.sub(replacement, original))


def has_triple_quotes(string: str) -> bool: