Various ruff fixes (#12821)

graphs/minimum_spanning_tree_prims2.py

@@ -10,7 +10,7 @@ connection from the tree to another vertex.
 from __future__ import annotations
 
 from sys import maxsize
-from typing import Generic, TypeVar
+from typing import TypeVar
 
 T = TypeVar("T")
 
@@ -47,7 +47,7 @@ def get_child_right_position(position: int) -> int:
     return (2 * position) + 2
 
 
-class MinPriorityQueue(Generic[T]):
+class MinPriorityQueue[T]:
     """
     Minimum Priority Queue Class
 
@@ -184,7 +184,7 @@ class MinPriorityQueue(Generic[T]):
         self.position_map[node2_elem] = node1_pos
 
 
-class GraphUndirectedWeighted(Generic[T]):
+class GraphUndirectedWeighted[T]:
     """
     Graph Undirected Weighted Class
 
@@ -217,7 +217,7 @@ class GraphUndirectedWeighted(Generic[T]):
         self.connections[node2][node1] = weight
 
 
-def prims_algo(
+def prims_algo[T](
     graph: GraphUndirectedWeighted[T],
 ) -> tuple[dict[T, int], dict[T, T | None]]:
     """