This fixture disable django's signals in every test. You can indiviually enable them for a function using '@pytest.mark.enable_signals' decorator or for a file using 'pytestmark = pytest.mark.enable_signals'

pytest_mute_signals_fixture.py

@pytest.fixture(autouse=True)
def mute_signals(request):
    # Skip applying, if marked with `enabled_signals`
    if 'enable_signals' in request.keywords:
        return

    signals = [pre_save, post_save, pre_delete, post_delete, m2m_changed]
    restore = {}
    for signal in signals:
        restore[signal] = signal.receivers
        signal.receivers = []

    def restore_signals():
        for signal, receivers in restore.items():
            signal.sender_receivers_cache.clear()
            signal.receivers = receivers

    request.addfinalizer(restore_signals)