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liuzheng1990/cli.py

Created May 31, 2022 14:44
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  1. liuzheng1990 created this gist May 31, 2022.
    27 changes: 27 additions & 0 deletions cli.py
    View file
    Original file line number Diff line number Diff line change
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    """
    The command-line interface for the downloader
    """
    import argparse
    from .downloader import download


    def main():
    parser = argparse.ArgumentParser(
    description="An over-simplified downloader to demonstrate python packaging."
    )
    parser.add_argument(
    "url", type=str,
    help="The URL of the resource to be downloaded."
    )
    parser.add_argument(
    "--output", "-o",
    help=("Destination local file path. If not set, the resource "
    "will be downloaded to the current working directory, with filename "
    "same as the basename of the URL")
    )
    args = parser.parse_args()
    file_size = download(args.url, dest_path=args.output)
    print("Download successful! (size: {} B)".format(file_size))

    if __name__ == "__main__":
    main()