Update app.py

app.py

@@ -112,7 +112,7 @@ def __init__(self):
     self.material_gen = StudyMaterialGenerator(self.db.conn)
     self.tracker = ProgressTracker(self.db.conn)
 
-        try:
+try:
             self.qa_pipeline = pipeline(
                 "question-answering",
                 model="pierreguillou/bert-base-cased-squad-v1.1-portuguese",