Update app.py

app.py

@@ -65,8 +65,8 @@ def standardize(inputs):
     )
 
 # Choose the most frequent words from the vocabulary & remove punctuation etc.
-file = open('./tokenizer_vocab.txt', 'rb')
-tokenizer = pickle.load(file)
+vocab = open('./tokenizer_vocab.txt', 'rb')
+tokenizer = pickle.load(vocab)
 
 
 # Lookup table: Word -> Index