fix: improve Paddle client initialization and provisioning error handling

Author: Bharani0012

src/backend/base/langflow/services/paddle/client.py

@@ -46,18 +46,38 @@ def setup_paddle_billing() -> None:
     """Initialize Paddle billing client and provision plans."""
     if settings_service.settings.paddle_api_key and settings_service.settings.paddle_client_key:
         logger.info("Paddle billing configured; initializing client and provisioning plans.")
-        try:
-            from langflow.services.paddle.provisioning import provision_paddle_plans
-
-            initialize_paddle_client(settings_service.settings.paddle_api_key)
-            provision_paddle_plans()
-            logger.info("Paddle billing setup completed successfully.")
-        except Exception as exc:
-            logger.error(f"Failed to initialize Paddle billing: {exc}")
-            raise
+        for attempt in range(1, 4):
+            try:
+                from langflow.services.paddle.provisioning import provision_paddle_plans
+
+                initialize_paddle_client(settings_service.settings.paddle_api_key)
+                break
+            except Exception as exc:#noqa: BLE001
+                logger.error(
+                    "Paddle client initialization failed (attempt %s/3): %s",
+                    attempt,
+                    exc,
+                )
+        else:
+            logger.error("Paddle client initialization failed after 3 attempts; skipping provisioning.")
+            return
+
+        for attempt in range(1, 4):
+            try:
+                provision_paddle_plans()
+                logger.info("Paddle billing setup completed successfully.")
+                return #noqa:TRY300
+            except Exception as exc:#noqa: BLE001
+                logger.error(
+                    "Paddle product/prices creation failed (attempt %s/3): %s",
+                    attempt,
+                    exc,
+                )
+
+        logger.error("Paddle product/prices creation failed after 3 attempts; continuing startup.")
     else:
         msg = (
             "Paddle billing env vars missing; set PADDLE_API_KEY and PADDLE_CLIENT_KEY "
             "to enable billing."
         )
-        raise RuntimeError(msg)
+        logger.warning(msg)

src/backend/base/langflow/services/paddle/provisioning.py

@@ -122,7 +122,7 @@ def _custom_data_value(custom_data: Any, key: str) -> Any | None:
 
 
 def _acquire_provisioning_lock(client: Any) -> bool:
-    LOCK_KEY = "paddle_provisioning_lock"
+    LOCK_KEY = "paddle_provisioning_lock" #noqa:N806
 
     for product in client.products.list():
         if _custom_data_value(product.custom_data, "lock") == LOCK_KEY:
@@ -136,8 +136,8 @@ def _acquire_provisioning_lock(client: Any) -> bool:
                 custom_data={"lock": LOCK_KEY},
             )
         )
-        return True
-    except Exception:
+        return True #noqa:TRY300
+    except Exception: #noqa: BLE001
         return False