Fast and slow tests using pytest

fast_and_slow_tests.py

import pytest
import requests

def my_fast_func(x, y):
    return x * y

@pytest.mark.slow
def test_talk_to_network():
    assert requests.get('https://example.com').status_code == 200
    
    
def test_a_discrete_function():
     assert my_fast_func(2, 4) == 8
     
# Then you can run only your fast tests with: 
#     pytest -v -m "not slow"