Beispiel #1
0
def main(args=None):
    """The CLI main entry point function.

    The optional argument args, can be used to
    directly supply command line argument like

    $ kmos <args>

    otherwise args will be taken from STDIN.

    """

    from glob import glob

    options, args, parser = get_options(args, get_parser=True)

    global model, pt, np, cm_model

    if not args[0] in usage.keys():
        args[0] = match_keys(args[0], usage, parser)

    if args[0] == 'benchmark':
        from sys import path
        path.append(os.path.abspath(os.curdir))
        nsteps = 1000000
        from time import time
        from kmos.run import KMC_Model
        model = KMC_Model(print_rates=False, banner=False)
        time0 = time()
        try:
            model.proclist.do_kmc_steps(nsteps)
        except:  # kmos < 0.3 had no model.proclist.do_kmc_steps
            model.do_steps(nsteps)

        needed_time = time() - time0
        print('Using the [%s] backend.' % model.get_backend())
        print('%s steps took %.2f seconds' % (nsteps, needed_time))
        print('Or %.2e steps/s' % (1e6 / needed_time))
        model.deallocate()
    elif args[0] == 'build':
        from kmos.utils import build
        build(options)
    elif args[0] == 'edit':
        from kmos import gui
        gui.main()
    elif args[0] == 'settings-export':
        import kmos.types
        import kmos.io
        from kmos.io import ProcListWriter

        if len(args) < 2:
            parser.error('XML file and export path expected.')
        if len(args) < 3:
            out_dir = '%s_%s' % (os.path.splitext(args[1])[0], options.backend)
            print('No export path provided. Exporting to %s' % out_dir)
            args.append(out_dir)

        xml_file = args[1]
        export_dir = args[2]
        project = kmos.types.Project()
        project.import_file(xml_file)

        writer = ProcListWriter(project, export_dir)
        writer.write_settings()

    elif args[0] == 'export':
        import kmos.types
        import kmos.io
        from kmos.utils import build
        if len(args) < 2:
            parser.error('XML file and export path expected.')
        if len(args) < 3:
            out_dir = '%s_%s' % (os.path.splitext(args[1])[0], options.backend)

            print('No export path provided. Exporting to %s' % out_dir)
            args.append(out_dir)

        xml_file = args[1]
        export_dir = os.path.join(args[2], 'src')

        project = kmos.types.Project()
        project.import_file(xml_file)

        project.shorten_names(max_length=options.variable_length)

        kmos.io.export_source(project, export_dir, options=options)

        if ((os.name == 'posix'
           and os.uname()[0] in ['Linux', 'Darwin'])
           or os.name == 'nt') \
           and not options.source_only:
            os.chdir(export_dir)
            build(options)
            for out in glob('kmc_*'):
                if os.path.exists('../%s' % out):
                    if options.overwrite:
                        overwrite = 'y'
                    else:
                        overwrite = raw_input(
                            ('Should I overwrite existing %s ?'
                             '[y/N]  ') % out).lower()
                    if overwrite.startswith('y'):
                        print('Overwriting {out}'.format(**locals()))
                        os.remove('../%s' % out)
                        shutil.move(out, '..')
                    else:
                        print('Skipping {out}'.format(**locals()))
                else:
                    shutil.move(out, '..')

    elif args[0] == 'settings-export':
        import kmos.io
        pt = kmos.io.import_file(args[1])
        if len(args) < 3:
            out_dir = os.path.splitext(args[1])[0]
            print('No export path provided. Exporting kmc_settings.py to %s' %
                  out_dir)
            args.append(out_dir)

        if not os.path.exists(args[2]):
            os.mkdir(args[2])
        elif not os.path.isdir(args[2]):
            raise UserWarning("Cannot overwrite %s; Exiting;" % args[2])
        writer = kmos.io.ProcListWriter(pt, args[2])
        writer.write_settings()

    elif args[0] == 'help':
        if len(args) < 2:
            parser.error('Which help do you  want?')
        if args[1] == 'all':
            for command in sorted(usage):
                print(usage[command])
        elif args[1] in usage:
            print('Usage: %s\n' % usage[args[1]])
        else:
            arg = match_keys(args[1], usage, parser)
            print('Usage: %s\n' % usage[arg])

    elif args[0] == 'import':
        import kmos.io
        if not len(args) >= 2:
            raise UserWarning('XML file name expected.')
        pt = kmos.io.import_xml_file(args[1])
        if len(args) == 2:
            sh(banner='Note: pt = kmos.io.import_xml(\'%s\')' % args[1])
        elif len(
                args
        ) == 3:  # if optional 3rd argument is given, store model there and exit
            pt.save(args[2])

    elif args[0] == 'rebuild':
        from time import sleep
        print('Will rebuild model from kmc_settings.py in current directory')
        print('Please do not interrupt,'
              ' build process, as you will most likely')
        print('loose the current model files.')
        sleep(2.)
        from sys import path
        path.append(os.path.abspath(os.curdir))
        from tempfile import mktemp
        if not os.path.exists('kmc_model.so') \
           and not os.path.exists('kmc_model.pyd'):
            raise Exception('No kmc_model.so found.')
        if not os.path.exists('kmc_settings.py'):
            raise Exception('No kmc_settings.py found.')

        from kmos.run import KMC_Model

        model = KMC_Model(print_rates=False, banner=False)
        tempfile = mktemp()
        f = file(tempfile, 'w')
        f.write(model.xml())
        f.close()

        for kmc_model in glob('kmc_model.*'):
            os.remove(kmc_model)
        os.remove('kmc_settings.py')
        main('export %s -b %s .' % (tempfile, options.backend))
        os.remove(tempfile)
        model.deallocate()

    elif args[0] in ['run', 'shell']:
        from sys import path
        path.append(os.path.abspath(os.curdir))
        from kmos.run import KMC_Model

        # useful to have in interactive mode
        import numpy as np
        try:
            from matplotlib import pyplot as plt
        except:
            plt = None

        if options.catmap:
            import catmap
            import catmap.cli.kmc_runner
            seed = catmap.cli.kmc_runner.get_seed_from_path('.')
            cm_model = catmap.ReactionModel(setup_file='{seed}.mkm'.format(
                **locals()))
            catmap_message = '\nSide-loaded catmap_model {seed}.mkm into cm_model = ReactionModel(setup_file="{seed}.mkm")'.format(
                **locals())
        else:
            catmap_message = ''

        try:
            model = KMC_Model(print_rates=False)
        except:
            print("Warning: could not import kmc_model!"
                  " Please make sure you are in the right directory")
        sh(banner='Note: model = KMC_Model(print_rates=False){catmap_message}'.
           format(**locals()))
        try:
            model.deallocate()
        except:
            print("Warning: could not deallocate model. Was is allocated?")

    elif args[0] == 'version':
        from kmos import VERSION
        print(VERSION)

    elif args[0] == 'view':
        from sys import path
        path.append(os.path.abspath(os.curdir))
        from kmos import view
        view.main(steps_per_frame=options.steps_per_frame)

    elif args[0] == 'xml':
        from sys import path
        path.append(os.path.abspath(os.curdir))
        from kmos.run import KMC_Model
        model = KMC_Model(banner=False, print_rates=False)
        print(model.xml())

    else:
        parser.error('Command "%s" not understood.' % args[0])
Beispiel #2
0
def main(args=None):
    """The CLI main entry point function.

    The optional arguemnts args, can be used to
    directly supply command line argument like

    $ kmos <args>

    otherwise args will be taken from STDIN.

    """

    import optparse
    import os
    from glob import glob
    import kmos

    parser = optparse.OptionParser(
        'Usage: %prog [help] ('
        + '|'.join(sorted(usage.keys()))
        + ') [options]',
        version=kmos.__version__)

    parser.add_option('-s', '--source-only',
                      dest='source_only',
                      action='store_true',
                      default=False)

    parser.add_option('-p', '--path-to-f2py',
                      dest='path_to_f2py',
                      default='f2py')

    try:
        from numpy.distutils.fcompiler import get_default_fcompiler
        from numpy.distutils import log
        log.set_verbosity(-1, True)
        fcompiler = get_default_fcompiler()
    except:
        fcompiler = 'gfortran'

    parser.add_option('-f', '--fcompiler',
                     dest='fcompiler',
                     default=os.environ.get('F2PY_FCOMPILER', fcompiler ))

    if args is not None:
        options, args = parser.parse_args(args.split())
    else:
        options, args = parser.parse_args()

    if len(args) < 1:
        parser.error('Command expected')

    if args[0] == 'benchmark':
        from sys import path
        path.append(os.path.abspath(os.curdir))
        nsteps = 1000000
        from time import time
        from kmos.run import KMC_Model
        with KMC_Model(print_rates=False, banner=False) as model:
            time0 = time()
            model.do_steps(nsteps)
            needed_time = time() - time0
            print('%s steps took %.2f seconds' % (nsteps, needed_time))
            print('Or %.2e steps/s' % (1e6 / needed_time))
    elif args[0] == 'build':
        from kmos.utils import build
        build(options)
    elif args[0] == 'edit':
        from kmos import gui
        gui.main()
    elif args[0] == 'export-settings':
        import kmos.types
        import kmos.io
        from kmos.utils import build
        import shutil
        from kmos.io import ProcListWriter

        if len(args) < 2:
            parser.error('XML file and export path expected.')
        if len(args) < 3:
            out_dir = os.path.splitext(args[1])[0]
            print('No export path provided. Exporting to %s' % out_dir)
            args.append(out_dir)

        xml_file = args[1]
        export_dir = args[2]
        project = kmos.types.Project()
        project.import_xml_file(xml_file)

        writer = ProcListWriter(project, export_dir)
        writer.write_settings()

    elif args[0] == 'export':
        import kmos.types
        import kmos.io
        from kmos.utils import build
        import shutil
        if len(args) < 2:
            parser.error('XML file and export path expected.')
        if len(args) < 3:
            out_dir = os.path.splitext(args[1])[0]
            print('No export path provided. Exporting to %s' % out_dir)
            args.append(out_dir)

        xml_file = args[1]
        export_dir = os.path.join(args[2], 'src')

        project = kmos.types.Project()
        project.import_xml_file(xml_file)

        kmos.io.export_source(project, export_dir)

        if ((os.name == 'posix'
           and os.uname()[0] == 'Linux')
           or os.name == 'nt') \
           and not options.source_only:
            os.chdir(export_dir)
            build(options)
            for out in glob('kmc_*'):
                if os.path.exists('../%s' % out):
                    overwrite = raw_input(('Should I overwrite existing %s ?'
                                           '[y/N]  ') % out).lower()
                    if overwrite.startswith('y'):
                        os.remove('../%s' % out)
                        shutil.move(out, '..')
                else:
                    shutil.move(out, '..')

    elif args[0] == 'export-settings':
        import kmos.io
        pt = kmos.io.import_xml_file(args[1])
        if len(args) < 3:
            out_dir = os.path.splitext(args[1])[0]
            print('No export path provided. Exporting kmc_settings.py to %s'
                   % out_dir)
            args.append(out_dir)

        if not os.path.exists(args[2]):
            os.mkdir(args[2])
        elif not os.path.isdir(args[2]):
            raise UserWarning("Cannot overwrite %s; Exiting;" % args[2])
        writer = kmos.io.ProcListWriter(pt, args[2])
        writer.write_settings()

    elif args[0] == 'export-view':
        out_dir = os.path.splitext(args[1])[0]
        print('No export path provided. Exporting to %s' % out_dir)
        args.append(out_dir)
        os.system('kmos-export-program %s %s' % (args[1], args[2]))
        os.chdir(out_dir)
        main('view')

    elif args[0] == 'all':
        print('Interpreting: all -> help all\n\n')
        main('help all')
    elif args[0] == 'help':
        if len(args) < 2:
            parser.error('Which help do you  want?')
        if args[1] == 'all':
            for command in sorted(usage):
                print(usage[command])
        elif args[1] in usage:
            print('Usage: %s\n' % usage[args[1]])
        else:
            raise Exception('Command "%s" not known or not documented.'
                            % args[1])

    elif args[0] == 'import':
        import kmos.io
        if not len(args) >= 2:
            raise UserWarning('XML file name expected.')
        global pt
        pt = kmos.io.import_xml_file(args[1])
        sh(banner='Note: pt = kmos.io.import_xml(\'%s\')' % args[1])

    elif args[0] == 'rebuild':
        from sys import path
        path.append(os.path.abspath(os.curdir))
        from tempfile import mktemp
        if not os.path.exists('kmc_model.so') \
           and not os.path.exists('kmc_model.pyd'):
            raise Exception('No kmc_model.so found.')
        if not os.path.exists('kmc_settings.py'):
            raise Exception('No kmc_settings.py found.')

        from kmos.run import KMC_Model

        with KMC_Model(print_rates=False, banner=False) as model:
            tempfile = mktemp()
            f = file(tempfile, 'w')
            f.write(model.xml())
            f.close()

            for kmc_model in glob('kmc_model.*'):
                os.remove(kmc_model)
            os.remove('kmc_settings.py')
            main('export %s .' % tempfile)
            os.remove(tempfile)

    elif args[0] == 'run':
        from sys import path
        path.append(os.path.abspath(os.curdir))
        from kmos.run import KMC_Model

        with KMC_Model(print_rates=False) as model:
            global model
            sh(banner='Note: model = KMC_Model(print_rates=False)')

    elif args[0] == 'view':
        from sys import path
        path.append(os.path.abspath(os.curdir))
        from kmos import view
        view.main()

    else:
        parser.error('Command "%s" not understood.' % args[0])
Beispiel #3
0
def main(args=None):
    """The CLI main entry point function.

    The optional argument args, can be used to
    directly supply command line argument like

    $ kmos <args>

    otherwise args will be taken from STDIN.

    """

    from glob import glob

    options, args, parser = get_options(args, get_parser=True)

    if not args[0] in usage.keys():
        args[0] = match_keys(args[0], usage, parser)

    if args[0] == 'benchmark':
        from sys import path
        path.append(os.path.abspath(os.curdir))
        nsteps = 1000000
        from time import time
        from kmos.run import KMC_Model
        model = KMC_Model(print_rates=False, banner=False)
        time0 = time()
        try:
            model.proclist.do_kmc_steps(nsteps)
        except:  # kmos < 0.3 had no model.proclist.do_kmc_steps
            model.do_steps(nsteps)

        needed_time = time() - time0
        print('Using the [%s] backend.' % model.get_backend())
        print('%s steps took %.2f seconds' % (nsteps, needed_time))
        print('Or %.2e steps/s' % (1e6 / needed_time))
        model.deallocate()
    elif args[0] == 'build':
        from kmos.utils import build
        build(options)
    elif args[0] == 'edit':
        from kmos import gui
        gui.main()
    elif args[0] == 'settings-export':
        import kmos.types
        import kmos.io
        from kmos.io import ProcListWriter

        if len(args) < 2:
            parser.error('XML file and export path expected.')
        if len(args) < 3:
            out_dir = os.path.splitext(args[1])[0]
            print('No export path provided. Exporting to %s' % out_dir)
            args.append(out_dir)

        xml_file = args[1]
        export_dir = args[2]
        project = kmos.types.Project()
        project.import_xml_file(xml_file)

        writer = ProcListWriter(project, export_dir)
        writer.write_settings()

    elif args[0] == 'export':
        import kmos.types
        import kmos.io
        from kmos.utils import build
        if len(args) < 2:
            parser.error('XML file and export path expected.')
        if len(args) < 3:
            out_dir = '%s_%s' % (os.path.splitext(args[1])[0], options.backend)

            print('No export path provided. Exporting to %s' % out_dir)
            args.append(out_dir)

        xml_file = args[1]
        export_dir = os.path.join(args[2], 'src')

        project = kmos.types.Project()
        project.import_xml_file(xml_file)

        kmos.io.export_source(project,
                              export_dir,
                              code_generator=options.backend)

        if ((os.name == 'posix'
           and os.uname()[0] == 'Linux')
           or os.name == 'nt') \
           and not options.source_only:
            os.chdir(export_dir)
            build(options)
            for out in glob('kmc_*'):
                if os.path.exists('../%s' % out):
                    overwrite = raw_input(('Should I overwrite existing %s ?'
                                           '[y/N]  ') % out).lower()
                    if overwrite.startswith('y'):
                        os.remove('../%s' % out)
                        shutil.move(out, '..')
                else:
                    shutil.move(out, '..')

    elif args[0] == 'settings-export':
        import kmos.io
        pt = kmos.io.import_xml_file(args[1])
        if len(args) < 3:
            out_dir = os.path.splitext(args[1])[0]
            print('No export path provided. Exporting kmc_settings.py to %s'
                  % out_dir)
            args.append(out_dir)

        if not os.path.exists(args[2]):
            os.mkdir(args[2])
        elif not os.path.isdir(args[2]):
            raise UserWarning("Cannot overwrite %s; Exiting;" % args[2])
        writer = kmos.io.ProcListWriter(pt, args[2])
        writer.write_settings()

    elif args[0] == 'help':
        if len(args) < 2:
            parser.error('Which help do you  want?')
        if args[1] == 'all':
            for command in sorted(usage):
                print(usage[command])
        elif args[1] in usage:
            print('Usage: %s\n' % usage[args[1]])
        else:
            arg = match_keys(args[1], usage, parser)
            print('Usage: %s\n' % usage[arg])

    elif args[0] == 'import':
        import kmos.io
        if not len(args) >= 2:
            raise UserWarning('XML file name expected.')
        global pt
        pt = kmos.io.import_xml_file(args[1])
        sh(banner='Note: pt = kmos.io.import_xml(\'%s\')' % args[1])

    elif args[0] == 'rebuild':
        from time import sleep
        print('Will rebuild model from kmc_settings.py in current directory')
        print('Please do not interrupt,'
              ' build process, as you will most likely')
        print('loose the current model files.')
        sleep(2.)
        from sys import path
        path.append(os.path.abspath(os.curdir))
        from tempfile import mktemp
        if not os.path.exists('kmc_model.so') \
           and not os.path.exists('kmc_model.pyd'):
            raise Exception('No kmc_model.so found.')
        if not os.path.exists('kmc_settings.py'):
            raise Exception('No kmc_settings.py found.')

        from kmos.run import KMC_Model

        model = KMC_Model(print_rates=False, banner=False)
        tempfile = mktemp()
        f = file(tempfile, 'w')
        f.write(model.xml())
        f.close()

        for kmc_model in glob('kmc_model.*'):
            os.remove(kmc_model)
        os.remove('kmc_settings.py')
        main('export %s -b %s .' % (tempfile, options.backend))
        os.remove(tempfile)
        model.deallocate()

    elif args[0] in ['run', 'shell']:
        from sys import path
        path.append(os.path.abspath(os.curdir))
        from kmos.run import KMC_Model

        # useful to have in interactive mode
        import numpy as np
        try:
            from matplotlib import pyplot as plt
        except:
            plt = None

        try:
            model = KMC_Model(print_rates=False)
        except:
            print("Warning: could not import kmc_model!"
                  " Please make sure you are in the right directory")
        global model, np
        sh(banner='Note: model = KMC_Model(print_rates=False)')
        try:
            model.deallocate()
        except:
            print("Warning: could not deallocate model. Was is allocated?")

    elif args[0] == 'version':
        from kmos import VERSION
        print(VERSION)

    elif args[0] == 'view':
        from sys import path
        path.append(os.path.abspath(os.curdir))
        from kmos import view
        view.main(steps_per_frame=options.steps_per_frame)

    elif args[0] == 'xml':
        from sys import path
        path.append(os.path.abspath(os.curdir))
        from kmos.run import KMC_Model
        model = KMC_Model(banner=False, print_rates=False)
        print(model.xml())

    else:
        parser.error('Command "%s" not understood.' % args[0])
Beispiel #4
0
def main(args=None):
    """The CLI main entry point function.

    The optional arguemnts args, can be used to
    directly supply command line argument like

    $ kmos <args>

    otherwise args will be taken from STDIN.

    """

    import optparse
    import os
    from glob import glob
    import kmos

    parser = optparse.OptionParser('Usage: %prog [help] (' +
                                   '|'.join(sorted(usage.keys())) +
                                   ') [options]',
                                   version=kmos.__version__)

    parser.add_option('-s',
                      '--source-only',
                      dest='source_only',
                      action='store_true',
                      default=False)

    parser.add_option('-p',
                      '--path-to-f2py',
                      dest='path_to_f2py',
                      default='f2py')

    try:
        from numpy.distutils.fcompiler import get_default_fcompiler
        from numpy.distutils import log
        log.set_verbosity(-1, True)
        fcompiler = get_default_fcompiler()
    except:
        fcompiler = 'gfortran'

    parser.add_option('-f',
                      '--fcompiler',
                      dest='fcompiler',
                      default=os.environ.get('F2PY_FCOMPILER', fcompiler))

    if args is not None:
        options, args = parser.parse_args(args.split())
    else:
        options, args = parser.parse_args()

    if len(args) < 1:
        parser.error('Command expected')

    if args[0] == 'benchmark':
        from sys import path
        path.append(os.path.abspath(os.curdir))
        nsteps = 1000000
        from time import time
        from kmos.run import KMC_Model
        with KMC_Model(print_rates=False, banner=False) as model:
            time0 = time()
            model.do_steps(nsteps)
            needed_time = time() - time0
            print('%s steps took %.2f seconds' % (nsteps, needed_time))
            print('Or %.2e steps/s' % (1e6 / needed_time))
    elif args[0] == 'build':
        from kmos.utils import build
        build(options)
    elif args[0] == 'edit':
        from kmos import gui
        gui.main()
    elif args[0] == 'export-settings':
        import kmos.types
        import kmos.io
        from kmos.utils import build
        import shutil
        from kmos.io import ProcListWriter

        if len(args) < 2:
            parser.error('XML file and export path expected.')
        if len(args) < 3:
            out_dir = os.path.splitext(args[1])[0]
            print('No export path provided. Exporting to %s' % out_dir)
            args.append(out_dir)

        xml_file = args[1]
        export_dir = args[2]
        project = kmos.types.Project()
        project.import_xml_file(xml_file)

        writer = ProcListWriter(project, export_dir)
        writer.write_settings()

    elif args[0] == 'export':
        import kmos.types
        import kmos.io
        from kmos.utils import build
        import shutil
        if len(args) < 2:
            parser.error('XML file and export path expected.')
        if len(args) < 3:
            out_dir = os.path.splitext(args[1])[0]
            print('No export path provided. Exporting to %s' % out_dir)
            args.append(out_dir)

        xml_file = args[1]
        export_dir = os.path.join(args[2], 'src')

        project = kmos.types.Project()
        project.import_xml_file(xml_file)

        kmos.io.export_source(project, export_dir)

        if ((os.name == 'posix'
           and os.uname()[0] == 'Linux')
           or os.name == 'nt') \
           and not options.source_only:
            os.chdir(export_dir)
            build(options)
            for out in glob('kmc_*'):
                if os.path.exists('../%s' % out):
                    overwrite = raw_input(('Should I overwrite existing %s ?'
                                           '[y/N]  ') % out).lower()
                    if overwrite.startswith('y'):
                        os.remove('../%s' % out)
                        shutil.move(out, '..')
                else:
                    shutil.move(out, '..')

    elif args[0] == 'export-settings':
        import kmos.io
        pt = kmos.io.import_xml_file(args[1])
        if len(args) < 3:
            out_dir = os.path.splitext(args[1])[0]
            print('No export path provided. Exporting kmc_settings.py to %s' %
                  out_dir)
            args.append(out_dir)

        if not os.path.exists(args[2]):
            os.mkdir(args[2])
        elif not os.path.isdir(args[2]):
            raise UserWarning("Cannot overwrite %s; Exiting;" % args[2])
        writer = kmos.io.ProcListWriter(pt, args[2])
        writer.write_settings()

    elif args[0] == 'export-view':
        out_dir = os.path.splitext(args[1])[0]
        print('No export path provided. Exporting to %s' % out_dir)
        args.append(out_dir)
        os.system('kmos-export-program %s %s' % (args[1], args[2]))
        os.chdir(out_dir)
        main('view')

    elif args[0] == 'all':
        print('Interpreting: all -> help all\n\n')
        main('help all')
    elif args[0] == 'help':
        if len(args) < 2:
            parser.error('Which help do you  want?')
        if args[1] == 'all':
            for command in sorted(usage):
                print(usage[command])
        elif args[1] in usage:
            print('Usage: %s\n' % usage[args[1]])
        else:
            raise Exception('Command "%s" not known or not documented.' %
                            args[1])

    elif args[0] == 'import':
        import kmos.io
        if not len(args) >= 2:
            raise UserWarning('XML file name expected.')
        global pt
        pt = kmos.io.import_xml_file(args[1])
        sh(banner='Note: pt = kmos.io.import_xml(\'%s\')' % args[1])

    elif args[0] == 'rebuild':
        from sys import path
        path.append(os.path.abspath(os.curdir))
        from tempfile import mktemp
        if not os.path.exists('kmc_model.so') \
           and not os.path.exists('kmc_model.pyd'):
            raise Exception('No kmc_model.so found.')
        if not os.path.exists('kmc_settings.py'):
            raise Exception('No kmc_settings.py found.')

        from kmos.run import KMC_Model

        with KMC_Model(print_rates=False, banner=False) as model:
            tempfile = mktemp()
            f = file(tempfile, 'w')
            f.write(model.xml())
            f.close()

            for kmc_model in glob('kmc_model.*'):
                os.remove(kmc_model)
            os.remove('kmc_settings.py')
            main('export %s .' % tempfile)
            os.remove(tempfile)

    elif args[0] == 'run':
        from sys import path
        path.append(os.path.abspath(os.curdir))
        from kmos.run import KMC_Model

        with KMC_Model(print_rates=False) as model:
            global model
            sh(banner='Note: model = KMC_Model(print_rates=False)')

    elif args[0] == 'view':
        from sys import path
        path.append(os.path.abspath(os.curdir))
        from kmos import view
        view.main()

    else:
        parser.error('Command "%s" not understood.' % args[0])