conftest.py

def pytest_runtest_setup(item):
    """
    py.test hook for test configuration

    :param item: py.test item module
    :return: None
    """
    from tools import TagsCollection
    print "IN RUNTEST"
    print item
    config = item.config

    # Get all tags for this test (includes tags on class level if present)
    tags = item.get_marker("tags")
    # Create a list of the tags
    tags_list = TagsCollection.build_tags_list(tags.args)

    # Determine if test shoul be run depending on the parameter tags
    # See also: pytest_configure hook
    if not config.parameter_tags.should_pick_up(tags_list):
        pytest.skip("Skipping test!")