Update train_model.py

src/models/train_model.py

@@ -13,4 +13,8 @@ def train_model():
     model = Summarization()
     model.from_pretrained('t5','t5-base')
     model.train(train_df=train_df, eval_df=eval_df, batch_size=4, max_epochs=3, use_gpu=True)
-    model.save_model()
+    model.save_model()
+
+
+if __name__ == '__main__':
+    train_model()