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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def show(source):
 """Merely returns the metadata for the provided archive. """

    if is_verbose():
        logger.info('Retrieving Metadata for: %s', source)
    processed_source = get_source(source)
    metadata = _get_metadata(processed_source)
    shutil.rmtree(processed_source)
    return metadata