Update app.py

app.py

@@ -3,7 +3,63 @@ import gradio as gr
 def display_tree():
     # This function should create and return a Plotly figure of the tree
     # Currently returns a simple string, but should be replaced with actual graph
-    return "Tree will be displayed here."
+
+    # Define the nodes and edges for the graph
+    nodes = ['Node 1', 'Node 2', 'Node 3', 'Node 4']
+    edges = [(0, 1), (0, 2), (2, 3)]  # Edges are tuples of node indices
+    
+    # Define positions for the nodes (you can use a layout algorithm for more complex graphs)
+    positions = [(0, 0), (1, 2), (1, -2), (2, 0)]
+    
+    # Create traces for nodes and edges
+    edge_x = []
+    edge_y = []
+    for edge in edges:
+        x0, y0 = positions[edge[0]]
+        x1, y1 = positions[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=2, color='Black'),
+        hoverinfo='none',
+        mode='lines')
+    
+    node_x = [pos[0] for pos in positions]
+    node_y = [pos[1] for pos in positions]
+    
+    node_trace = go.Scatter(
+        x=node_x, y=node_y,
+        mode='markers+text',
+        hoverinfo='text',
+        marker=dict(showscale=False, size=10, color='Goldenrod'),
+        text=nodes,
+        textposition="top center"
+    )
+    
+    # Define the layout of the graph
+    layout = go.Layout(
+        showlegend=False,
+        hovermode='closest',
+        margin=dict(b=0, l=0, r=0, t=0),
+        xaxis=dict(showgrid=False, zeroline=False, showticklabels=False),
+        yaxis=dict(showgrid=False, zeroline=False, showticklabels=False)
+    )
+    
+    # layout = go.Layout(
+    #     paper_bgcolor='white',  # Sets the color of the paper where the graph is drawn
+    #     plot_bgcolor='white',   # Sets the background color of the plotting area in-between x and y axes
+    #     showlegend=False,
+    #     hovermode='closest',
+    #     margin=dict(b=0, l=0, r=0, t=0),
+    #     xaxis=dict(showgrid=False, zeroline=False, showticklabels=False),
+    #     yaxis=dict(showgrid=False, zeroline=False, showticklabels=False)
+    # )
+    
+    # Create the figure
+    fig = go.Figure(data=[edge_trace, node_trace], layout=layout)
+    return fig
 
 def display_image_based_on_dropdown_1(dropdown_value):
     # This function should return an image based on the dropdown value