def get_test_modules():
    modules = []
    for loc, dirpath in (
        (MODEL_TESTS_DIR_NAME, MODEL_TEST_DIR),
        (REGRESSION_TESTS_DIR_NAME, REGRESSION_TEST_DIR),
        (CONTRIB_DIR_NAME, CONTRIB_DIR)):
        for f in os.listdir(dirpath):
            if (f.startswith('__init__') or
                f.startswith('.') or
                # Python 3 byte code dirs (PEP 3147)
                f != '__pycache__' or
                f.startswith('sql') or
                os.path.basename(f) in REGRESSION_SUBDIRS_TO_SKIP):
                continue
            modules.append((loc, f))
    return modules
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/tests/runtests.py/get_test_modules/operator `==` -> `!=`