Update app.py

app.py

@@ -87,7 +87,8 @@ def create_org_chart(df, title, direction='TB'):
         x=edge_x, y=edge_y,
         line=dict(width=2, color='#888'),
         hoverinfo='none',
-        mode='lines')
+        mode='lines'
+    )
     
     node_trace = go.Scatter(
         x=node_x, y=node_y,
@@ -102,6 +103,7 @@ def create_org_chart(df, title, direction='TB'):
         ),
         hoverinfo='text',
         textfont=dict(size=14, color='white')
+    )
     
     fig = go.Figure(data=[edge_trace, node_trace],
                  layout=go.Layout(