1 # content of conftest.py

     2 

     3 import pytest

     4 def pytest_addoption(parser):

     5     parser.addoption("--runslow", action="store_true",

     6         help="run slow tests")

     7 

     8 def pytest_runtest_setup(item):

     9     if 'slow' in item.keywords and not item.config.getvalue("runslow"):

    10         pytest.skip("need --runslow option to run")