import appy
import appy.async
import appy.cli
from time import sleep

class SampleApplication(appy.App):

    def do_task(self):
        res = 0
        for i in range(10):
            sleep(1)
            res += i
        return res

    @appy.cli.option('--test', help='This is a sample commandline option')
    def test(option, opt_str, value, parser): # NOTE: this is a staticmethod
        parser.print_help()

    @appy.async.thread
    def do_task_in_thread(self):
        self.do_task()

    @appy.async.process
    def do_task_in_process(self):
        self.do_task()

    def run(self):
        # directly run the method. blocks till completion
        self.do_task()
        # this will run asynchronously in a seperate thread
        thd = self.do_task_in_thread()
        # this will run asynchronously in a seperate process
        proc = self.do_task_in_process()
        # wait for the thread to complete its task
        thd.join()
        # wait for the process to complete its task
        proc.join()

if __name__ == '__main__':
    app = SampleApplication()
    app.start()

Options:
  -h, --help  show this help message and exit
  --test      This is a sample commandline option