Update app.py

app.py

@@ -51,7 +51,7 @@ if keys is not None:
       
 with st.form():
     if topic is not None:
-    subtopics = list(paraList[topic].keys())
+        subtopics = list(paraList[topic].keys())
   #st.write(subtopics)
     val = np.random.randint(0,len(subtopics)-1)
     tag = subtopics[val]