Linker.py 文件源码

def validatePaths(argsWithPaths):
    """
    This function will simply validate that the input path exists and that the output path
    is free for the system to use
    :param argsWithPaths: An input parsed object as provided by argparse.parse_args()
    :return: This does not return. Simply raises ValueError in cases where paths are not valid.
    """
    for file in argsWithPaths.input:
        if not os.path.exists(file):
            raise ValueError("ERROR: file {} does not exists.".format(file,))