PickleProcessor

#!/usr/bin/env python
# encoding: utf-8
"""
PickleProcessor.

"""

from __future__ import absolute_import, division, print_function

import argparse
import pickle

from madmom.processors import io_arguments


def main():
    """PickleProcessor."""
    # define parser
    parser = argparse.ArgumentParser(
        formatter_class=argparse.RawDescriptionHelpFormatter, description='''
    This program runs previously pickled Processors in either 'single' or
    'batch' mode.

      $ PickleProcessor PROCESSOR single INFILE [-o OUTFILE]

      $ PickleProcessor PROCESSOR batch FILES

    To obtain a pickled Processor, either run the respective program with the
    'pickle' option or call the 'dump()' method of the Processor.

    ''')
    # add options
    parser.add_argument('processor', type=argparse.FileType('rb'),
                        help='pickled processor')
    parser.add_argument('--version', action='version',
                        version='PickleProcessor v0.1')
    io_arguments(parser, output_suffix='.txt', pickle=False)

    # parse arguments
    args = parser.parse_args()
    kwargs = vars(args)

    # create a processor
    processor = pickle.load(kwargs.pop('processor'))
    # and call the processing function
    args.func(processor, **kwargs)


if __name__ == '__main__':
    main()