exit_test

#!/usr/bin/env python3
import optparse
import os
import sys

def signal_exit(signal):
    print('Sending ourself signal', signal)
    os.kill(os.getpid(), signal)

def system_exit(status):
    print('Exiting with status', status)
    sys.exit(status)

def main():
    p = optparse.OptionParser()
    p.add_option('-s', '--signal', dest='signal', help='exit on SIGNAL')
    p.add_option('-e', '--exit', dest='status',
                 help='exit with code STATUS')
    opts, args = p.parse_args()

    if opts.signal:
        try:
            signal = int(opts.signal)
        except ValueError:
            signal = opts.signal
        signal_exit(signal)
    elif opts.status:
        try:
            status = int(opts.status)
        except ValueError:
            status = opts.status
        system_exit(status)
    else:
        p.print_help()
        sys.stderr.write("\nError: must pass -s or -e\n")
        sys.exit(2)

if __name__ == '__main__':
    main()