Update app.py

app.py

@@ -42,7 +42,8 @@ class CRF_POS_Tagger:
         self.X_test = self.X[self.split:]
         self.y_test = self.y[self.split:]
         self.crf_model = sklearn_crfsuite.CRF(algorithm='lbfgs', c1=0.1, c2=0.1, max_iterations=100, all_possible_transitions=True)
-        self.train() if train
+        if train:
+            self.train() 
 
     def word_splitter(self, word):
         prefix = ""