def test_invalidLetters(self):
        self.assertFalse(isIPAddress('a.2.3.4'))
        self.assertFalse(isIPAddress('1.b.3.4'))
Fetch and process each file contained in 'filenames'.
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/test/test_abstract.py/AddressTests.test_invalidLetters--crossover with--dataset/ETHPy150Open viewfinderco/viewfinder/backend/logs/analyze_merged_logs.py/ProcessFiles