From adaa340c15f040634d3f4162e77c76e9657a00f9 Mon Sep 17 00:00:00 2001
From: Sakshi Gupta <64280320+sakshi1989@users.noreply.github.com>
Date: Sun, 20 Jul 2025 17:32:47 -0400
Subject: [PATCH] fix(docs): jokes needs reducer in graph-api.md (#5489)
 (#5489)

---
 docs/docs/how-tos/graph-api.md | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/docs/docs/how-tos/graph-api.md b/docs/docs/how-tos/graph-api.md
index f6aba2698..123b40399 100644
--- a/docs/docs/how-tos/graph-api.md
+++ b/docs/docs/how-tos/graph-api.md
@@ -1152,12 +1152,13 @@ LangGraph supports map-reduce and other advanced branching patterns using the Se
 ```python
 from langgraph.graph import StateGraph, START, END
 from langgraph.types import Send
-from typing_extensions import TypedDict
+from typing_extensions import TypedDict, Annotated
+import operator
 
 class OverallState(TypedDict):
     topic: str
     subjects: list[str]
-    jokes: list[str]
+    jokes: Annotated[list[str], operator.add]
     best_selected_joke: str
 
 def generate_topics(state: OverallState):