startup.py 文件源码

def _signal_numbers_to_names():
    signums = {}

    for name, value in inspect.getmembers(signal):
        if not name.startswith("SIG") or name.startswith("SIG_"):
            continue

        if not isinstance(value, numbers.Integral):
            continue

        signums.setdefault(value, []).append(name)

    for signum, names in signums.items():
        signums[signum] = tuple(sorted(names))

    return signums