Update app.py

app.py

@@ -48,7 +48,7 @@ def ui():
         logging.getLogger().addHandler(logging.StreamHandler(stream=sys.stdout))
 
         topic_name= st.text_input('Enter your topic for Wikipedia: ')
-        if topic_name is not None and topic_name!='name':
+        if topic_name is not None and topic_name!='':
             page_object = wikipedia.page(topic_name)
             content = page_object.content
             filename = f"./Data/{topic_name}.txt"