codekingpro/portable-devtools

1import functools2import sys3 4 5# from jaraco.functools 4.16def identity(x):7    return x8 9 10# from jaraco.functools 4.111def apply(transform):12    def wrap(func):13        return functools.wraps(func)(compose(transform, func))14 15    return wrap16 17 18# from jaraco.functools 4.119def compose(*funcs):20    def compose_two(f1, f2):21        return lambda *args, **kwargs: f1(f2(*args, **kwargs))22 23    return functools.reduce(compose_two, funcs)24 25 26def replace(pattern):27    r"""28    >>> replace(r'foo\z')29    'foo\\Z'30    """31    return pattern[:-2] + pattern[-2:].replace(r'\z', r'\Z')32 33 34legacy_end_marker = apply(replace) if sys.version_info < (3, 14) else identity35