use password field for token

competitions/competitions.py

@@ -66,7 +66,9 @@ with gr.Blocks() as demo:
                 gr.Markdown("Private Leaderboard will be available after the competition ends")
         with gr.TabItem("New Submission", id="new_submission"):
             gr.Markdown(SUBMISSION_TEXT.format(competition_info.submission_limit))
-            user_token = gr.Textbox(max_lines=1, value="hf_XXX", label="Please enter your Hugging Face token")
+            user_token = gr.Textbox(
+                max_lines=1, value="hf_XXX", label="Please enter your Hugging Face token", type="password"
+            )
             uploaded_file = gr.File()
             output_text = gr.Markdown(visible=True, show_label=False)
             new_sub_button = gr.Button("Upload Submission")
@@ -77,7 +79,9 @@ with gr.Blocks() as demo:
             )
         with gr.TabItem("My Submissions", id="my_submissions"):
             gr.Markdown(SUBMISSION_SELECTION_TEXT.format(competition_info.selection_limit))
-            user_token = gr.Textbox(max_lines=1, value="hf_XXX", label="Please enter your Hugging Face token")
+            user_token = gr.Textbox(
+                max_lines=1, value="hf_XXX", label="Please enter your Hugging Face token", type="password"
+            )
             output_text = gr.Markdown(visible=True, show_label=False)
             output_df = gr.DataFrame(visible=False)
             selected_submissions = gr.TextArea(visible=False, label="Selected Submissions")