Update app.py

app.py

@@ -11,8 +11,7 @@ mm_html="""
     B-->D(fa:fa-spinner);
 </pre>"""
 
-mermaid_code = """
-graph TD;
+mermaid_code = """graph TD;
     A[Start] --> B[Decision]
     B -- Yes --> C[Option 1]
     B -- No --> D[Option 2]
@@ -33,7 +32,7 @@ js_c=("""
 
 #def call_chart(mermaidCode):
 def mm(graph=mermaid_code):
-    out_html=f'<iframe src="https://omnibus-mermaid-script.static.hf.space?mermaid="+{graph}></iframe>'
+    out_html=f'<iframe src="https://omnibus-mermaid-script.static.hf.space/?mermaid="+{graph}></iframe>'
     return gr.update(out_html)
 
 """
@@ -50,7 +49,8 @@ graph LR;
 
 with gr.Blocks() as app:
     inp_text=gr.Textbox(value=mermaid_code)
-    
+    btn=gr.Button()
     out_html=gr.HTML()
+    btn.click(mm,inp_text,out_html)
     app.load(mm,inp_text,out_html)
 app.launch()