Update app.py

app.py

@@ -28,7 +28,7 @@ def mm(graph):
     base64_string = base64_bytes.decode("ascii")
     #display(Image(url="https://mermaid.ink/img/" + base64_string))
     out_im=f"""<img src="https://mermaid.ink/img/" + {base64_string}"""
-    return gr.update(out_im0
+    return gr.update(out_im)
 
 """
 graph LR;