def train(self, document, type=None):
        Classifier.train(self, document, type)
Verify that L{modules.walkModules} ignores entries in sys.path which
dataset/ETHPy150Open clips/pattern/pattern/vector/__init__.py/KNN.train--crossover with--dataset/ETHPy150Open nlloyd/SubliminalCollaborator/libs/twisted/test/test_modules.py/BasicTests.test_nonexistentPaths