Update app.py

app.py

@@ -100,7 +100,7 @@ def q_gen(topics_list, count, difficulty):
         content = response.text
         df = pd.DataFrame(ast.literal_eval(content))
         if df.columns[0] == "Not enough questions":
-            return "Not enough questions", db
+            return "Not enough questions", df
         options_df = pd.DataFrame(df['questions_options'])
         columns_shape = pd.DataFrame(df['questions_options'].tolist()).shape[1]
         for i in range(columns_shape):