From 736b6ee65cf52a4ad383acae93db28903e45a01e Mon Sep 17 00:00:00 2001
From: Harrison Chase <hw.chase.17@gmail.com>
Date: Wed, 23 Nov 2022 13:13:00 -0800
Subject: [PATCH] fix search return type (#177)

---
 langchain/chains/serpapi.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/langchain/chains/serpapi.py b/langchain/chains/serpapi.py
index 50e086e13b..30ac632a3c 100644
--- a/langchain/chains/serpapi.py
+++ b/langchain/chains/serpapi.py
@@ -111,5 +111,5 @@ class SerpAPIChain(Chain, BaseModel):
         elif "snippet" in res["organic_results"][0].keys():
             toret = res["organic_results"][0]["snippet"]
         else:
-            toret = None
+            toret = "No good search result found"
         return {self.output_key: toret}