Langchain

LangChain LLM¶

In [ ]:

%pip install llama-index-llms-langchain

%pip install llama-index-llms-langchain

In [ ]:

from langchain.llms import OpenAI

from langchain.llms import OpenAI

In [ ]:

from llama_index.llms.langchain import LangChainLLM

from llama_index.llms.langchain import LangChainLLM

In [ ]:

llm = LangChainLLM(llm=OpenAI())

llm = LangChainLLM(llm=OpenAI())

In [ ]:

response_gen = llm.stream_complete("Hi this is")

response_gen = llm.stream_complete("Hi this is")

In [ ]:

for delta in response_gen:
    print(delta.delta, end="")

for delta in response_gen: print(delta.delta, end="")

 a test

Hello! Welcome to the test. What would you like to learn about?