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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 main():
    '''Main entry point for the mongo_backups CLI.'''
    args = docopt(__doc__, version=__version__)
    if args.get('backup'):
        backup_database(args)
    if args.get('backup_all'):
        backup_all(args)
    if args.get('decrypt'):
        decrypt_file(args.get('<path>'))
    if args.get('configure'):
        configure(service='all')
    if args.get('configure-aws'):
        configure(service='aws')
    if args.get('configure-dropbox'):
        configure(service='dropbox')
    if args.get('configure-swift'):
        configure(service='swift')
    if args.get('download_all'):
        download_all()