asserts.py 文件源码

def assert_mode_755(mode):
    """Verify given mode is 755"""
    assert (mode & stat.S_IROTH) and (mode & stat.S_IRGRP) and (mode & stat.S_IXOTH) and (mode & stat.S_IXGRP)
    assert (mode & stat.S_IWUSR) and (mode & stat.S_IRUSR) and (mode & stat.S_IXUSR)