fix: properly handle OAuth token for private dataset operations

app.py

@@ -471,12 +471,20 @@ def create_gradio_interface():
             stripped_image.save(temp_path_private)
 
             try:
-                # Use token for both dataset_info and create_repo
-                collector.hf_api = HfApi(token=token)
+                # Initialize HfApi with the token
+                hf_api = HfApi(token=token)
+                
                 try:
-                    collector.hf_api.dataset_info(private_repo_id)
+                    # Try to get dataset info first
+                    hf_api.dataset_info(private_repo_id)
                 except Exception:
-                    collector.hf_api.create_repo(private_repo_id, repo_type="dataset", private=True)
+                    # Create repo if it doesn't exist
+                    hf_api.create_repo(
+                        repo_id=private_repo_id,
+                        repo_type="dataset",
+                        private=True,
+                        token=token  # Explicitly pass token here
+                    )
 
                 features = datasets.Features({
                     'text': datasets.Value('string'),
@@ -485,7 +493,8 @@ def create_gradio_interface():
                 })
 
                 try:
-                    dataset = datasets.load_dataset(private_repo_id, split="train")
+                    # Load dataset with explicit token
+                    dataset = datasets.load_dataset(private_repo_id, split="train", token=token)
                 except Exception:
                     # If dataset doesn't exist yet, create an empty one
                     dataset = datasets.Dataset.from_dict({
@@ -501,8 +510,13 @@ def create_gradio_interface():
                     'timestamp': timestamp
                 })
 
-                # Push to hub
-                dataset.push_to_hub(private_repo_id, split="train", token=token)
+                # Push to hub with explicit token
+                dataset.push_to_hub(
+                    private_repo_id,
+                    split="train",
+                    token=token,
+                    private=True
+                )
                 os.remove(temp_path_private)
 
             except Exception as e: