fix

api.py

@@ -37,7 +37,8 @@ app.add_middleware(
 
 # Thread pool executor for running blocking CPU/GPU operations concurrently
 # This allows multiple PDFs to be processed in parallel
-executor = ThreadPoolExecutor(max_workers=4)  # Adjust based on your GPU/CPU capacity
+# Adjust based on your GPU/CPU capacity
+executor = ThreadPoolExecutor(max_workers=4)
 
 
 @app.on_event("startup")

signature/inference.py

@@ -36,7 +36,8 @@ def detect_signatures(image_path, model=None, output_dir=None, signatures_dir=No
         else:
             try:
                 # Get HF token from environment (for gated models)
-                hf_token = os.environ.get("HF_TOKEN") or os.environ.get("HUGGINGFACE_TOKEN")
+                hf_token = os.environ.get(
+                    "HF_TOKEN") or os.environ.get("HUGGINGFACE_TOKEN")
                 model_path = hf_hub_download(
                     repo_id="tech4humans/yolov8s-signature-detector",
                     filename="yolov8s.pt",