pytest multiple modules

run.txt

$ pytest test.py
========================================= test session starts ==========================================
platform linux -- Python 3.7.5, pytest-5.4.1, py-1.8.1, pluggy-0.13.1
rootdir: CENSORED
collected 2 items                                                                                      

test.py FF                                                                                       [100%]

=============================================== FAILURES ===============================================
______________________________________ test_implementacja[pickle] ______________________________________

implementacja = <module 'pickle' from '/usr/lib/python3.7/pickle.py'>

    def test_implementacja(implementacja):
>       assert implementacja.__name__ == "abc"
E       AssertionError: assert 'pickle' == 'abc'
E         - abc
E         + pickle

test.py:12: AssertionError
_______________________________________ test_implementacja[math] _______________________________________

implementacja = <module 'math' (built-in)>

    def test_implementacja(implementacja):
>       assert implementacja.__name__ == "abc"
E       AssertionError: assert 'math' == 'abc'
E         - abc
E         + math

test.py:12: AssertionError
======================================= short test summary info ========================================
FAILED test.py::test_implementacja[pickle] - AssertionError: assert 'pickle' == 'abc'
FAILED test.py::test_implementacja[math] - AssertionError: assert 'math' == 'abc'
========================================== 2 failed in 0.02s ===========================================

test_implementacja.py

import importlib

import pytest


@pytest.fixture(scope="module", params=["pickle", "math"])
def implementacja(request):
    return importlib.import_module(request.param)


def test_implementacja(implementacja):
    assert implementacja.__name__ == "abc"