Update app.py

app.py

@@ -32,8 +32,10 @@ NCBI_APIKEY = os.environ.get("NCBI_APIKEY", "")
 # Feedback logging
 FEEDBACK_PATH = os.environ.get("FEEDBACK_PATH", "feedback.csv")
 PUSH_FEEDBACK = os.environ.get("PUSH_FEEDBACK", "0") == "1"  # set to "1" to enable Hub upload
-HF_TOKEN      = os.environ.get("HF_TOKEN", "")               # add in Space Secrets
-SPACE_REPO_ID = os.environ.get("SPACE_REPO_ID", "")          # auto-provided in Spaces
+HF_READ_TOKEN  = os.environ.get("HF_READ_TOKEN", os.environ.get("HF_TOKEN", ""))
+HF_WRITE_TOKEN = os.environ.get("HF_WRITE_TOKEN", HF_READ_TOKEN)
+SPACE_REPO_ID  = os.environ.get("SPACE_REPO_ID", "")
+
 
 # Generation / toggles
 ALLOW_WIKIPEDIA = False
@@ -176,13 +178,14 @@ except Exception as e:
 _IS_IP = isinstance(index, faiss.IndexFlatIP) or "IndexFlatIP" in type(index).__name__
 
 # ================== LOAD LLM (BASE + LORA) ==================
-if HF_TOKEN:
+if HF_READ_TOKEN:
     try:
-        login(token=HF_TOKEN)
-        dlog("HF", "Login successful via HF_TOKEN")
+        login(token=HF_READ_TOKEN)
+        dlog("HF", "Login (read) OK")
     except Exception as e:
         dlog("HF", f"Login issue: {e}")
 
+
 if ADAPTER_REPO:
     ADAPTER_PATH = snapshot_download(repo_id=ADAPTER_REPO, allow_patterns=["*"])
 
@@ -803,21 +806,21 @@ def predict(message, chat_history, state):
 
 def _push_feedback_to_hub():
     """Optional: upload feedback.csv to Space repo path analytics/feedback.csv"""
-    if not (PUSH_FEEDBACK and HF_TOKEN and SPACE_REPO_ID and os.path.exists(FEEDBACK_PATH)):
+    if not (PUSH_FEEDBACK and HF_WRITE_TOKEN and SPACE_REPO_ID and os.path.exists(FEEDBACK_PATH)):
         return
     try:
-        api = HfApi()
+        api = HfApi(token=HF_WRITE_TOKEN)
         api.upload_file(
             path_or_fileobj=FEEDBACK_PATH,
             path_in_repo="analytics/feedback.csv",
             repo_id=SPACE_REPO_ID,
             repo_type="space",
-            token=HF_TOKEN
         )
         dlog("FEEDBACK", "Uploaded analytics/feedback.csv to Hub")
     except Exception as e:
         dlog("FEEDBACK", f"Hub upload failed: {e}")
 
+
 def save_feedback(rating, comment, state):
     if rating is None:
         return "Please select a rating (1–5).", gr.update(visible=True)