0.5.3

📅 Jul 14, 2025📦 langgraphView on GitHub →

✨ 1 features🐛 3 fixes🔧 4 symbols

Summary

Version 0.5.3 of langgraph focuses on bug fixes related to StateGraph schema access and protocol definitions, alongside dependency updates.

Migration Steps

If previously accessing StateGraph._state_schema, update code to use the public StateGraph.state_schema property.

✨ New Features

Added forum link to the project README.

🐛 Bug Fixes

Removed ABC (Abstract Base Class) specification for PregelProtocol to resolve inheritance issues.
Fixed StateGraph access by replacing internal _state_schema with the public state_schema property.
Removed invalid Python escape sequence warnings in checkpoint-postgres.

🔧 Affected Symbols

PregelProtocolStateGraphStateGraph.state_schemaStateGraph._state_schema