compat.py 文件源码

def architecture():
    """
    Returns the bit depth of the python interpreter's architecture as
    a string ('32bit' or '64bit'). Similar to platform.architecture(),
    but with fixes for universal binaries on MacOS.
    """
    if is_darwin:
        # Darwin's platform.architecture() is buggy and always
        # returns "64bit" event for the 32bit version of Python's
        # universal binary. So we roll out our own (that works
        # on Darwin).
        if sys.maxsize > 2 ** 32:
            return '64bit'
        else:
            return '32bit'
    else:
        return platform.architecture()[0]