Update app.py

app.py

@@ -1,4 +1,5 @@
 # Write a streamlit graphviz python program that creates a graph with two boxes and a line between them.  The first box should have an outline with this information: Source Sequence:  Question{s1,s2,s3}, Context: {sx,sy,sz}, and Answer: {s1,s2,s3}.  The second box should have: Target Sequence: The answer to the question given the context is yes.
+# modify the example not to use filename
 
 # Import required libraries
 import streamlit as st
@@ -6,7 +7,7 @@ import graphviz as gv
 
 # Function to create the Graphviz graph
 def create_graph():
-    g = gv.Digraph('G', filename='graph.gv', engine='dot', format='png')
+    g = gv.Digraph('G', engine='dot', format='png')
     
     # Create the first box
     box1_label = 'Source Sequence: Question{s1,s2,s3}\nContext: {sx,sy,sz}\nAnswer: {s1,s2,s3}'