async.py

import asyncio
 
 
class asyncOp(object):
	def __init__(self, op, callback):
		self.op = op
		self.loop = asyncio.get_event_loop()
		self.task = self.loop.create_task(self.op)
		self.task.add_done_callback(callback)

	def run(self):
		self.loop.run_until_complete(self.task)



async def slow_operation():
    await asyncio.sleep(1)
    # our task is done, here's the result
    return 'I am bmi master!'
 
def got_result(future):
    print(future.result())


if __name__ == '__main__':
	myOp = asyncOp(slow_operation(), got_result)
	myOp.run()