gh-115238: Remove a redundant f-string in graphlib (#115239)

lukavada · web-flow · commit 917283ada6fb · 2024-09-01T06:12:53.000+01:00
diff --git a/Lib/graphlib.py b/Lib/graphlib.py
@@ -103,7 +103,7 @@ def prepare(self):
         # nodes as possible before cycles block more progress
         cycle = self._find_cycle()
         if cycle:
-            raise CycleError(f"nodes are in a cycle", cycle)
+            raise CycleError("nodes are in a cycle", cycle)
 
     def get_ready(self):
         """Return a tuple of all the nodes that are ready.
