Update app.py

app.py

@@ -1,7 +1,57 @@
 import gradio as gr
+import igraph as ig
+import plotly.graph_objects as go
 
-def greet(name):
-    return "Hello " + name + "!!"
+def create_plotly_tree():
+    # Create an igraph tree
+    g = ig.Graph.Tree(7, 2)  # Example tree
+    lay = g.layout('rt')  # Reingold-Tilford layout
 
-iface = gr.Interface(fn=greet, inputs="text", outputs="text")
-iface.launch()
+    # Plotly setup
+    edge_x = []
+    edge_y = []
+    for edge in g.get_edgelist():
+        x0, y0 = lay[edge[0]]
+        x1, y1 = lay[edge[1]]
+        edge_x.extend([x0, x1, None])
+        edge_y.extend([y0, y1, None])
+
+    edge_trace = go.Scatter(
+        x=edge_x, y=edge_y,
+        line=dict(width=0.5, color='#888'),
+        hoverinfo='none',
+        mode='lines')
+
+    node_x = [lay[k][0] for k in range(len(lay))]
+    node_y = [lay[k][1] for k in range(len(lay))]
+
+    node_trace = go.Scatter(
+        x=node_x, y=node_y,
+        mode='markers',
+        hoverinfo='text',
+        marker=dict(showscale=False, size=10, color='#850', line_width=2))
+
+    fig = go.Figure(data=[edge_trace, node_trace],
+                    layout=go.Layout(
+                        showlegend=False,
+                        hovermode='closest',
+                        margin=dict(b=0, l=0, t=0, r=0),
+                        xaxis=dict(showgrid=False, zeroline=False, showticklabels=False),
+                        yaxis=dict(showgrid=False, zeroline=False, showticklabels=False))
+                    )
+
+    return fig
+
+def setup_interface():
+    iface = gr.Interface(
+        fn=create_plotly_tree,
+        inputs=[],
+        outputs=gr.Plotly(),
+        title="Interactive Tree Visualization"
+    )
+    return iface
+
+# Launch the interface
+if __name__ == "__main__":
+    iface = setup_interface()
+    iface.launch()