platform.py 文件源码

def _mac_ver_xml():
    fn = '/System/Library/CoreServices/SystemVersion.plist'
    if not os.path.exists(fn):
        return None

    try:
        import plistlib
    except ImportError:
        return None

    pl = plistlib.readPlist(fn)
    release = pl['ProductVersion']
    versioninfo=('', '', '')
    machine = os.uname()[4]
    if machine in ('ppc', 'Power Macintosh'):
        # for compatibility with the gestalt based code
        machine = 'PowerPC'

    return release,versioninfo,machine