Update app.py

app.py

@@ -7,8 +7,7 @@ import numpy as np
 sidebar_option = st.sidebar.radio("Select an option", 
                                  ["Select an option", "Basic: Properties", 
                                   "Basic: Read and write graphs", "Basic: Simple graph", 
-                                  "Basic: Simple graph Directed", "Drawing: Custom Node Position", 
-                                  "Drawing: Chess Masters"])
+                                  "Basic: Simple graph Directed", "Drawing: Custom Node Position"])
 
 # Helper function to draw and display graph
 def draw_graph(G, pos=None, title="Graph Visualization"):
@@ -125,45 +124,6 @@ def display_custom_node_position():
     # Draw the graph
     draw_graph(G, pos)
 
-# Function to display Chess Masters Graphs for Drawing: Chess Masters
-def display_chess_masters():
-    st.title("Drawing: Chess Masters")
-
-    # Define the directed graph
-    G = nx.DiGraph([(0, 3), (1, 3), (2, 4), (3, 5), (3, 6), (4, 6), (5, 6)])
-
-    # Group nodes by column
-    left_nodes = [0, 1, 2]
-    middle_nodes = [3, 4]
-    right_nodes = [5, 6]
-
-    # Set the position according to column (x-coord)
-    pos = {n: (0, i) for i, n in enumerate(left_nodes)}
-    pos.update({n: (1, i + 0.5) for i, n in enumerate(middle_nodes)})
-    pos.update({n: (2, i + 0.5) for i, n in enumerate(right_nodes)})
-
-    # Define plot options
-    options = {
-        "node_size": 500,
-        "node_color": "lightblue",
-        "arrowsize": 20,
-        "width": 2,
-        "edge_color": "gray",
-    }
-
-    # Draw the graph with the specified positions and options
-    nx.draw_networkx(G, pos, **options)
-
-    # Set margins for the axes so that nodes aren't clipped
-    ax = plt.gca()
-    ax.margins(0.20)
-
-    # Turn off the axis for better visualization
-    plt.axis("off")
-
-    # Show the plot
-    st.pyplot(plt)
-
 # Display Basic: Properties if selected
 if sidebar_option == "Basic: Properties":
     st.title("Basic: Properties")
@@ -268,7 +228,3 @@ elif sidebar_option == "Basic: Simple graph Directed":
 # Display Drawing: Custom Node Position if selected
 elif sidebar_option == "Drawing: Custom Node Position":
     display_custom_node_position()
-
-# Display Drawing: Chess Masters if selected
-elif sidebar_option == "Drawing: Chess Masters":
-    display_chess_masters()