# Source code for access_run_info

    #!/usr/bin/env python
    import sys
    import pymzml

    def main(mzml_file):
        '''
        Basic example script to access basic run info of an mzML file. Requires a
        mzML file as first command line argument.

        usage:

            ./access_run_info.py <path_to_mzml_file>

        >>> run.info =
                {
                    'encoding': 'utf-8',
                     'file_name': '/Users/joe/Dev/pymzml_2.0/tests/data/BSA1.mzML.gz',
                     'file_object': <pymzml.file_interface.FileInterface object at 0x1039a3f28>,
                     'obo_version': '1.1.0',
                     'offset_dict': None,
                     'run_id': 'ru_0',
                     'spectrum_count': 1684,
                     'start_time': '2009-08-09T22:32:31'
                 }

        '''
        run = pymzml.run.Reader(mzml_file)
        print(
            '''
    Summary for mzML file:
        {file_name}
    Run was measured on {start_time} using obo version {obo_version}
    File contains {spectrum_count} spectra
            '''.format(
                **run.info
            )
        )

    if __name__ == '__main__':
        if len(sys.argv) < 2:
            print(main.__doc__)
            exit()
        mzml_file = sys.argv[1]
        main(mzml_file)