apis/examples_python/interrupt_8py_source.html

from gams import *

import sys


def interrupt_gams(job):

    import time

    time.sleep(2)

    job.interrupt()


if __name__ == "__main__":

    non_interactive = False

    system_directory = None


    # check the first user defined cmd line arguments

    for i in range(1, min(len(sys.argv), 3)):

        if sys.argv[i] == "-nonInteractive":

            non_interactive = True

        elif not system_directory:

            system_directory = sys.argv[i]


    ws = GamsWorkspace(system_directory = system_directory)


    # Use a model that needs some time to solve

    ws.gamslib("circpack")

    job = ws.add_job_from_file("circpack.gms")

    opt = ws.add_options()

    opt.all_model_types = "lindo"


    if non_interactive:

        import threading

        # start thread asynchronously that interrupts the GamsJob after 2 seconds

        threading.Thread(target=interrupt_gams, args=(job,)).start()

    else:

        import signal

        # register signal to job.interrupt

        signal.signal(signal.SIGINT, lambda signal,frame:job.interrupt() )


    # start GamsJob

    job.run(opt, output=sys.stdout)