Update network_graph_generator.py

network_graph_generator.py

@@ -16,14 +16,16 @@ def generate_network_graph(json_input: str, output_format: str) -> str:
         dot = graphviz.Graph(
             name='NetworkGraph',
             format='png',
-            engine='dot',
+            engine='neato',
             graph_attr={
-                'rankdir': 'TB',
-                'splines': 'ortho',
+                'overlap': 'false',
+                'splines': 'true',
                 'bgcolor': 'white',
                 'pad': '0.5',
-                'nodesep': '1.5',
-                'ranksep': '2.0'
+                'layout': 'neato'
+            },
+            node_attr={
+                'fixedsize': 'false'
             }
         )