def is_python(self, path):
        head, tail = os.path.splitext(path)
        return tail.lower() in (".py", ".pyw")
Test _Initialize().
dataset/ETHPy150Open deanhiller/databus/webapp/play1.3.x/python/Lib/CGIHTTPServer.py/CGIHTTPRequestHandler.is_python--crossover with--dataset/ETHPy150Open google/simian/src/tests/simian/settings_test.py/DictSettingsTest.testInitialize