/usr/local/lib64/python3.6/site-packages/sklearn/feature_extraction/text.py in _count_vocab(self, raw_documents, fixed_vocab) 1140 continue 1141 -> 1142 j_indices.extend(feature_counter.keys()) 1143 values.extend(feature_counter.values()) 1144 indptr.append(len(j_indices)) MemoryError: 12/14/2019 073927 AM INFO: Shutdown kernel 12/14/2019 073927 AM WARNING: Exiting with nonzero exit status