Add LangChain v1 support #91
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- Update langchain-core from ^0.3 to ^1.0 in main dependencies - Replace git-based dependencies with PyPI releases for all groups - Update langchain-openai to ^1.0 across all dependency groups - Maintain compatibility with existing Redis and other dependencies This addresses issue #86 by enabling compatibility with LangChain v1.0+
- Update version in pyproject.toml from 0.2.4 to 1.0.0 - Update version in version.py from 0.2.0 to 1.0.0 - Major version bump indicates breaking change compatibility with LangChain v1
- Update cache.ipynb: langchain.globals -> langchain_core.globals, langchain.schema -> langchain_core.outputs - Update vectorstores.ipynb: langchain.docstore.document -> langchain_core.documents - Update kitchensink.ipynb: langchain.globals -> langchain_core.globals - Update langgraph_self_rag.ipynb: langchain.text_splitter -> langchain_text_splitters These changes ensure documentation examples work with LangChain v1
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Pull Request Overview
This PR successfully adds support for LangChain v1 by updating dependencies and fixing compatibility issues throughout the codebase.
Key Changes:
- Updated core dependencies from LangChain v0.3 to v1.0 (langchain-core and langchain-openai)
- Bumped package version to 1.0.0 to reflect the major update
- Updated minimum Python version requirement from 3.9 to 3.10
Reviewed Changes
Copilot reviewed 7 out of 8 changed files in this pull request and generated no comments.
Show a summary per file
| File | Description |
|---|---|
libs/redis/pyproject.toml |
Updated dependencies to use LangChain v1.0 and changed Python version requirement to >=3.10 |
libs/redis/poetry.lock |
Regenerated lock file with LangChain v1.0 dependencies and updated package versions |
libs/redis/langchain_redis/version.py |
Updated version string from 0.2.0 to 1.0.0 |
libs/redis/docs/vectorstores.ipynb |
Updated import from langchain.docstore.document to langchain_core.documents |
libs/redis/docs/langgraph_self_rag.ipynb |
Updated import from langchain.text_splitter to langchain_text_splitters |
libs/redis/docs/kitchensink.ipynb |
Updated import from langchain.globals to langchain_core.globals |
libs/redis/docs/chat_history.ipynb |
Reorganized imports to improve code style |
libs/redis/docs/cache.ipynb |
Updated imports from langchain.globals and langchain.schema to langchain_core equivalents |
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tylerhutcherson
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Nov 14, 2025
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tylerhutcherson
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lgtm, left a few comments on the markdowns and the package versioning
- Update Python requirement from >=3.9 to >=3.10 to match LangChain v1 requirements - Regenerate poetry.lock with new dependency constraints - This ensures compatibility with LangChain v1 which requires Python 3.10+
- Remove Python 3.9 support (EOL October 2025) - Add Python 3.13 support - Update test, lint, and compile integration test workflows - Aligns with LangChain v1 Python 3.10+ requirement
- Create detailed migration documentation for v0.3.0 upgrade (LangChain v1) - Include step-by-step migration instructions - Add troubleshooting section and FAQ - Include before/after code examples
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This PR adds support for LangChain v1. Standing on the shoulders of #89 and #92.