fun fact , you can't reshape an array of size 30 into size 200

app.py

@@ -52,7 +52,7 @@ def get_sentiment(text):
     text = ' '.join(text)
     text = tokenizer.texts_to_sequences([text])[0]
     text += [0] * (30 - len(text))
-    text = np.array(text).reshape(-1, 200)
+    text = np.array(text).reshape(-1, 30)
     x = model.predict(text).tolist()[0][0]
     return ('Positive' if x >= 0.5 else 'negative') + ' sentiment!'