Thirteenth competition following Youhan Lee's curriculum. Natural Language Processing competition.First Kernel: [For Beginners] Tackling Toxic Using KerasKernel using keras LSTM.Insight / Summary:1. Checking null valuestrain.isnull().any(),test.isnull().any() 2. Tokenizationlist_tokenized_train = tokenizer.texts_to_sequences(list_sentences_train)list_tokenized_test = tokenizer.texts_to_sequences..