make gr.Group a variable that is passed in functions to change visibility dynamically

app.py

@@ -135,12 +135,12 @@ def upload_file(filepath):
     if filepath is not None:
         name = Path(filepath).name
         print("FILEPATH & file name", filepath, name)
-        return [gr.UploadButton(visible=False), gr.ClearButton(visible=True), gr.Markdown("**Uploaded file:** {name}".format(name=name), visible=True)]
+        return [gr.UploadButton(visible=False), gr.Group(visible=True), gr.ClearButton(visible=True), gr.Markdown("**Uploaded file:** {name}".format(name=name), visible=True)]
     else:
-        return [gr.UploadButton(visible=True), gr.ClearButton(visible=False), gr.Markdown("", visible=False)]
+        return [gr.UploadButton(visible=True), gr.Group(visible=False), gr.ClearButton(visible=False), gr.Markdown("", visible=False)]
     # return [gr.UploadButton(visible=False), gr.DownloadButton(label=f"Download {name}", value=filepath, visible=True)]
 def reset_buttons():
-    return [gr.UploadButton(visible=True), gr.ClearButton(visible=False), gr.Markdown("", visible=False)]
+    return [gr.UploadButton(visible=True), gr.Group(visible=False), gr.ClearButton(visible=False), gr.Markdown("", visible=False)]
 
 # def download_file():
 #     return [gr.UploadButton(visible=True), gr.DownloadButton(visible=False)]
@@ -165,7 +165,8 @@ with gr.Blocks(css=css) as demo:
             with gr.Row():
                 question = gr.Textbox(label="Question", scale=9)
                 u = gr.UploadButton("Upload", file_count="single", scale=1)
-                with gr.Group(visible=False):
+                file_group = gr.Group(visible=False)
+                with file_group:
                     file_name = gr.Markdown("", visible=False)
                     c = gr.ClearButton([u, file_name], visible=False, scale=1)
                     # d = gr.DownloadButton("Download the file", visible=False, scale=1)
@@ -181,8 +182,8 @@ with gr.Blocks(css=css) as demo:
             score = gr.Textbox(label="Score (FAIL if Hallucinated, PASS if not)")
 
     model_dropdown.change(fn=update_client_base_url, inputs=[model_dropdown], outputs=[base_url_state])
-    u.upload(upload_file, u, [u, c, file_name])
-    c.click(reset_buttons, None, [u, c, file_name])
+    u.upload(upload_file, u, [u, file_group, c, file_name])
+    c.click(reset_buttons, None, [u, file_group, c, file_name])
     # d.click(download_file, None, [u, d])
 
     submit_button.click(fn=model_call, inputs=[question, document, answer, base_url_state], outputs=[reasoning, score])