import etw


def some_func():
    # define capture provider info
    providers = [etw.ProviderInfo('Some Provider', etw.GUID("{11111111-1111-1111-1111-111111111111}"))]

    # create instance of ETW and start capture
    with etw.ETW(providers=providers, event_callback=etw.on_event_callback):
        # run capture
        etw.run('etw')

import time
import etw


def some_func():
    # define capture provider info
    providers = [etw.ProviderInfo('Some Provider', etw.GUID("{11111111-1111-1111-1111-111111111111}"))]
    # create instance of ETW class
    job = etw.ETW(providers=providers, event_callback=lambda x: print(x))
    # start capture
    job.start()

    # wait some time
    time.sleep(5)

    # stop capture
    job.stop()

import time
import etw


class MyETW(etw.ETW):

    def __init__(self, event_callback):
        # define capture provider info
        providers = [etw.ProviderInfo('Some Provider', etw.GUID("{11111111-1111-1111-1111-111111111111}"))]
        super().__init__(providers=providers, event_callback=event_callback)

    def start(self):
        # do pre-capture setup
        self.do_capture_setup()
        super().start()

    def stop(self):
        super().stop()
        # do post-capture teardown
        self.do_capture_teardown()

    def do_capture_setup(self):
        # do whatever setup for capture here
        pass

    def do_capture_teardown(self):
        # do whatever for capture teardown here
        pass


def my_capture():
    # instantiate class
    capture = MyETW(lambda x: print(x))
    # start capture
    capture.start()
    # wait some time to capture data
    time.sleep(5)
    # stop capture
    capture.stop()