import logging

logging.debug('This is debug message')

logging.info('This is info message')

logging.warning('This is warning message')

import logging

logging.basicConfig(level=logging.DEBUG)

def test_1():

    log = logging.getLogger('test_1')

    time.sleep(1)

    log.debug('after 1 sec')

    time.sleep(1)

    log.debug('after 2 sec')

    time.sleep(1)

    log.debug('after 3 sec')

    assert 1, 'should pass'

pip install pytest-cover