try with DataFrame

app.py

@@ -94,11 +94,12 @@ def render_table(forms, lemmas, upos, xpos, feats, metadata, edges, edge_labels)
         *([""] + list(row) for row in feats[1:])
     ]
 
-    return tabulate.tabulate(array, headers="firstrow", tablefmt="unsafehtml")
+    #return tabulate.tabulate(array, headers="firstrow", tablefmt="unsafehtml")
+    return {"value": array[1:], "headers": array[0]}
 
 
 with gr.Blocks(theme='sudeepshouche/minimalist') as demo:
     gr.HTML(description)
-    gr.HTML(render_table(forms, lemmas, upos, xpos, feats, metadata, edges, edge_labels))
+    gr.DataFrame(**render_table(forms, lemmas, upos, xpos, feats, metadata, edges, edge_labels), interactive=False)
 
 demo.launch()