chore: import upstream snapshot with attribution

2026-07-13 12:36:30 +08:00
commit 55ab4e4a73
473 changed files with 72932 additions and 0 deletions
@@ -0,0 +1,15 @@
+from easygraph.utils import only_implemented_for_Directed_graph
+
+
+__all__ = ["reverse_view"]
+
+
+@only_implemented_for_Directed_graph
+def reverse_view(G):
+    newG = G.__class__()
+    newG._graph = G
+    newG.graph = G.graph
+    newG._node = G._node
+    newG._succ, newG._pred = G._pred, G._succ
+    newG._adj = newG._succ
+    return newG