added dirty to move + improved syntax

src/graph/edge.py

@@ -3,4 +3,4 @@ class Edge:
         self.length: float = length
         self.start: int = start
         self.end: int = end
-        self.index: int = index
+        self.index: int = index

src/graph/graph.py

@@ -27,7 +27,7 @@ class Graph:
             ed.index = self.edges.index(ed)
 
     def delete_node(self, node: Node) -> None:
-        edges_to_delete=[]
+        edges_to_delete = []
         for edge in self.edges:
             if node.index in (edge.start, edge.end):
                 edges_to_delete.append(edge)

src/graph/node.py

@@ -6,4 +6,4 @@ class Node:
         self.name: str = name
 
     def rename_node(self, name: str):
-        self.name = name
+        self.name = name