Update streamlit_app.py

streamlit_app.py

@@ -29,7 +29,7 @@ try:
     GENAI = genai
     HAS_GENAI = True
 except Exception:
-    upload_file = get_file = None
+    upload_file = get_file = ResponsesClient = None
     GENAI = None
     HAS_GENAI = False
 
@@ -110,12 +110,21 @@ def file_name_or_id(file_obj):
         return file_obj.get("name") or file_obj.get("id")
     return getattr(file_obj, "name", None) or getattr(file_obj, "id", None) or getattr(file_obj, "fileId", None)
 
+# Ensure SDK symbols are defined consistently
+if not HAS_GENAI:
+    upload_file = None
+    get_file = None
+    ResponsesClient = None
+
 # configure GENAI if available
 if API_KEY and HAS_GENAI:
     try:
         GENAI.configure(api_key=API_KEY)
     except Exception:
-        pass
+        st.sidebar.warning("Failed to configure google.generativeai with provided API key.")
+else:
+    if API_KEY and not HAS_GENAI:
+        st.sidebar.warning("google.generativeai SDK not available in environment.")
 
 # initialize phi Agent if available (uses Gemini wrapper)
 _agent = None
@@ -169,9 +178,14 @@ if st.session_state["videos"]:
 def upload_video_sdk(filepath: str):
     if not API_KEY:
         raise RuntimeError("No API key provided")
+    if not HAS_GENAI or upload_file is None:
+        raise RuntimeError("google.generativeai SDK not available; cannot upload")
     return upload_file(filepath)
 
 def wait_for_processed(file_obj, timeout=180):
+    if not HAS_GENAI or get_file is None:
+        # If SDK not available, return the original object and let later code handle it.
+        return file_obj
     start = time.time()
     name = file_name_or_id(file_obj)
     if not name:
@@ -193,6 +207,9 @@ if st.button("Generate the story", type="primary"):
         st.error("Google API key not set.")
     else:
         try:
+            if not HAS_GENAI:
+                raise RuntimeError("google.generativeai SDK not available; install it and restart the app.")
+
             with st.spinner("Uploading video..."):
                 uploaded = upload_video_sdk(st.session_state["videos"])
                 processed = wait_for_processed(uploaded)
@@ -204,6 +221,8 @@ if st.button("Generate the story", type="primary"):
                     response = _agent.run(prompt_text, videos=[processed], safety_settings=safety_settings)
                     out = getattr(response, "content", None) or getattr(response, "outputText", None) or str(response)
             else:
+                if ResponsesClient is None:
+                    raise RuntimeError("ResponsesClient not available; google.generativeai SDK incomplete.")
                 with st.spinner("Generating description via Responses client..."):
                     fname = file_name_or_id(processed)
                     if not fname: