There's no requirements.txt, pyproject.toml, or README. On a fresh 2026 install, three imports fail before line 20 runs:
from langchain import PromptTemplatefrom langchain.chat_models import ChatOpenAIfrom langchain.text_splitter import RecursiveCharacterTextSplitter
All moved out of the langchain namespace in 0.1/0.2. summary() also pins gpt-3.5-turbo-16k-0613, which has been retired.
Separately: with 457 stars and 137 forks there's still no LICENSE, so the code is technically all-rights-reserved by default.
There's no
requirements.txt,pyproject.toml, or README. On a fresh 2026 install, three imports fail before line 20 runs:from langchain import PromptTemplatefrom langchain.chat_models import ChatOpenAIfrom langchain.text_splitter import RecursiveCharacterTextSplitterAll moved out of the
langchainnamespace in 0.1/0.2.summary()also pinsgpt-3.5-turbo-16k-0613, which has been retired.Separately: with 457 stars and 137 forks there's still no LICENSE, so the code is technically all-rights-reserved by default.