promoteParameters.py

Promote all local parameters in the model to global parameters.

#!/usr/bin/env python
##
## @file    promoteParameters.py
## @brief   promotes all local to global parameters
## @author  Frank T. Bergmann
##
## <!--------------------------------------------------------------------------
## This sample program is distributed under a different license than the rest
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## Copyright (c) 2013-2018 by the California Institute of Technology
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import sys
import os.path
import libsbml

def main (args):
    """usage: promoteParameters.py input-filename output-filename
    """
    if len(args) != 3:
        print(main.__doc__)
        sys.exit(1)

    infile  = args[1]
    outfile = args[2]

    if not os.path.exists(infile):
        print("[Error] %s : No such file." % infile)
        sys.exit(1)

    reader  = libsbml.SBMLReader()
    writer  = libsbml.SBMLWriter()
    sbmldoc = reader.readSBML(infile)

    if sbmldoc.getNumErrors() > 0:
        if sbmldoc.getError(0).getErrorId() == libsbml.XMLFileUnreadable:
            # Handle case of unreadable file here.
            sbmldoc.printErrors()
        elif sbmldoc.getError(0).getErrorId() == libsbml.XMLFileOperationError:
            # Handle case of other file error here.
            sbmldoc.printErrors()
        else:
            # Handle other error cases here.
            sbmldoc.printErrors()

        sys.exit(1)

    props = libsbml.ConversionProperties()
    props.addOption("promoteLocalParameters", True, "Promotes all Local Parameters to Global ones")
    if sbmldoc.convert(props) != libsbml.LIBSBML_OPERATION_SUCCESS:
        print("[Error] Conversion failed...")
        sys.exit(1)

    writer.writeSBML(sbmldoc, outfile)
    print("[OK] wrote {}".format(outfile))

if __name__ == '__main__':
    main(sys.argv)