From 5903a93f3d4167cfab38a51b23e99272ced1f63a Mon Sep 17 00:00:00 2001
From: Harrison Chase <hw.chase.17@gmail.com>
Date: Sat, 11 Mar 2023 15:04:57 -0800
Subject: [PATCH] add convinence method to call chat model as an llm (#1604)

---
 langchain/chat_models/base.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/langchain/chat_models/base.py b/langchain/chat_models/base.py
index 62ffa57a..fc8daba6 100644
--- a/langchain/chat_models/base.py
+++ b/langchain/chat_models/base.py
@@ -12,6 +12,7 @@ from langchain.schema import (
     BaseMessage,
     ChatGeneration,
     ChatResult,
+    HumanMessage,
     LLMResult,
     PromptValue,
 )
@@ -116,6 +117,10 @@ class BaseChatModel(BaseLanguageModel, BaseModel, ABC):
     ) -> BaseMessage:
         return self._generate(messages, stop=stop).generations[0].message
 
+    def call_as_llm(self, message: str, stop: Optional[List[str]] = None) -> str:
+        result = self([HumanMessage(content=message)], stop=stop)
+        return result.content
+
 
 class SimpleChatModel(BaseChatModel):
     def _generate(