Upstream Error

{
  "code": "upstream_error",
  "message": "Upstream processing failed",
  "details": "Retry with the same Idempotency-Key",
  "request_id": "req_abc123"
}

import time

def process_with_retry(image_path, max_retries=3):
    for attempt in range(max_retries):
        try:
            return client.remove_background(image_path)
        except UpstreamError:
            if attempt < max_retries - 1:
                time.sleep(2 ** attempt)  # 1s, 2s, 4s
            else:
                raise