Update app.py

app.py

@@ -5,6 +5,10 @@ import os
 import streamlit as st
 from PIL import Image
 
+def isTrue(x) -> bool:
+    if isinstance(x, bool):
+        return s
+    return x.strip().lower() == 'true'
 
 def launch_bot():
     def generate_response(question):
@@ -24,7 +28,7 @@ def launch_bot():
             'title': os.environ['title'],
             'description': os.environ['description'],
             'source_data_desc': os.environ['source_data_desc'],
-            'streaming': os.environ.get('streaming', False),
+            'streaming': isTrue(os.environ.get('streaming', False)),
             'prompt_name': os.environ.get('prompt_name', None)
         })
         st.session_state.cfg = cfg
@@ -77,8 +81,9 @@ def launch_bot():
                 with st.spinner("Thinking..."):
                     response = generate_response(prompt)
                     st.write(response)
-        message = {"role": "assistant", "content": response}
-        st.session_state.messages.append(message)
+            message = {"role": "assistant", "content": response}
+            st.session_state.messages.append(message)
     
 if __name__ == "__main__":
-    launch_bot()
+    launch_bot()
+