Update app.py

app.py

@@ -122,7 +122,7 @@ def load_saved_annotations():
                 repo_id=HF_DATASET_NAME,
                 filename=annotations_filename_in_repo,
                 repo_type="dataset",
-                token=token
+                token=os.getenv("hf_token")
             )
             with open(hf_path, "r", encoding="utf-8") as f:
                 data = json.load(f)
@@ -168,7 +168,7 @@ def push_json_to_hf():
             path_in_repo=annotations_filename_in_repo, # Name of the file in the repository
             repo_type="dataset",
             repo_id=HF_DATASET_NAME,
-            token=token,
+            token=os.getenv("hf_token"),
             commit_message=f"Updated {annotations_filename_in_repo} via annotation tool at {datetime.now().isoformat()}"
         )
         print(f"Push to HF: Successfully uploaded '{annotations_filename_in_repo}' to Hugging Face repository '{HF_DATASET_NAME}'.")
@@ -1235,7 +1235,7 @@ with gr.Blocks(css=css, title="ASR Dataset Labeling Tool") as demo:
     with gr.Column(visible=True, elem_id="login_container") as login_container:
         gr.Markdown("## HF Authentication")
         # hf_token_input default value is also from env var, or empty.
-        hf_token_input = gr.Textbox(label="Hugging Face Token", type="password", value=os.getenv("hf_token") or "")
+        hf_token_input = gr.Textbox(label="Hugging Face Token", type="password", "")
         login_button = gr.Button("Login")
         login_message = gr.Markdown("")