conftest.py

import logging
import pytest


@pytest.hookimpl
def pytest_addoption(parser):
    parser.addoption('--app', action='store', default="ios", help="Choose App: ios or android")
    parser.addoption('--device', action='store', default="emulator", help="Choose Device: simulator / emulator / real "
                                                                          "device")


@pytest.fixture(scope="session")
def app(request):
    return request.config.getoption("--app")


@pytest.fixture(scope="session")
def device(request):
    return request.config.getoption("--device")


@pytest.fixture(scope='session')
def get_logger():
    logger = logging.getLogger(__name__)
    logger.setLevel(logging.DEBUG)
    ch = logging.FileHandler(r'app.log', mode='w')
    ch.setLevel(logging.DEBUG)
    formatter = logging.Formatter('%(asctime)s - %(levelname)s: %(message)s', '%m/%d/%Y %I:%M:%S %p')
    ch.setFormatter(formatter)
    logger.addHandler(ch)
    return logger

# @pytest.fixture(scope='session', autouse=True)
# def session_setup_teardown():
#     yield
#     notify_slack()