0.3.17

langgraph 0.3.17

Summary of Changes

• Added new bulk state update functionality for more efficient sequential state updates (#3737)
• Performance improvements for state management and task processing (#3912)

Detailed Changes

langgraph.pregel.Pregel

• Added new bulk_update_state and abulk_update_state methods to allow applying multiple updates to a graph state in sequence (#3737)
• Refactored existing update_state and aupdate_state methods to use the new bulk update functionality (#3737)
• Improved error handling for multiple update scenarios with clear error messages (#3737)

langgraph.types.StateUpdate

• Added new StateUpdate type as a NamedTuple with fields values and as_node to represent individual state updates (#3737)

langgraph.pregel.algo

• Optimized how triggers are handled by sorting process triggers for more consistent behavior (#3912)
• Improved memory usage by accessing scratchpad directly from parameters instead of through config (#3912)
• Enhanced performance by using immutable data structures in task preparation (#3912)