OK, works via markdown, with huggingface emoji

app.py

@@ -64,15 +64,18 @@ def create_application():
                 *visibility,
             )
         else:
-            return (gr.update(visible=False), *visibility)
+            return (gr.update(visible=False, value=None), *visibility)
 
     def model_change(value):
-        return gr.update(link=f"../../../{value}", visible=True)
-        # return gr.update(link=f"https://huggingface.co/{value}", visible=True)
+        return gr.update(
+            value=f'[<span style="font-size:4em;">🤗</span>to model](https://huggingface.co/{value})',
+            visible=value is not None,
+        )
 
     with gr.Blocks(theme="Zarkel/IBM_Carbon_Theme") as application:
         task_dropdown = gr.Dropdown(
-            choices=["Select task"] + list(all_tasks.keys()), label="Mammal Task"
+            choices=["Select task"] + list(all_tasks.keys()),
+            label="Mammal Task",
         )
         task_dropdown.interactive = True
         with gr.Row():
@@ -87,9 +90,21 @@ def create_application():
                 visible=False,
                 scale=10,
             )
-            goto_card_button = gr.Button(
-                "Link to model card", size="sm", scale=0, visible=False
+            goto_card_button = gr.Markdown(
+                "Link to model card",
+                visible=False,
             )
+
+            def echo(value):
+                print(value)
+                return value
+
+            # goto_card_button.click(
+            #     fn=None,
+            #     inputs=model_name_dropdown,
+            #     js=f"(model_name_dropdown) => {{ window.open('https://huggingface.co/{model_name_dropdown}', '_blank') }}",
+            #     )
+
             model_name_dropdown.change(
                 model_change, inputs=[model_name_dropdown], outputs=[goto_card_button]
             )
@@ -104,16 +119,6 @@ def create_application():
             ],
         )
 
-        # def set_demo_vis(main_text):
-        #     main_text=main_text
-        #     print(f"main text is {main_text}")
-        #     return gr.Group(visible=True)
-        #     #return gr.Group(visible=(main_text == "PPI"))
-        # # , gr.Group(                visible=(main_text == "DTI")            )
-
-        # task_dropdown.change(
-        # set_ppi_vis, inputs=task_dropdown, outputs=[ppi_demo]
-        # )
         return application