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app.py

@@ -63,6 +63,7 @@ def _request_with_retry(url: str, params: dict = None, max_retries: int = 3, bac
     Returns a requests.Response object or raises the last exception.
     """
     attempt = 0
+    last_err = None
     while attempt < max_retries:
         try:
             resp = requests.get(url, headers=HEADERS, params=params, timeout=10)
@@ -74,12 +75,13 @@ def _request_with_retry(url: str, params: dict = None, max_retries: int = 3, bac
                 continue
             return resp
         except Exception as e:
-            # Network error – retry after short pause
+            last_err = e
             time.sleep(backoff_factor)
             attempt += 1
-            last_err = e
     # If we exit the loop without returning, raise the last error
-    raise last_err
+    if last_err:
+        raise last_err
+    raise RuntimeError("Request failed after retries without a captured exception.")
 
 # ----------------------------------------------------------------------
 # Core functions