checkpointpostgres==1.0.10

langgraph-checkpoint-postgres 1.0.10

Summary of Changes

• Added new PostgreSQL-based storage implementation with both synchronous and asynchronous APIs (#1906)
• Fixed parent configuration structure in PostgresSaver to use tuples instead of dictionaries (#1906)
• Added explicit exports via __all__ for better module organization (#1906)

Detailed Changes

langgraph.checkpoint.postgres.PostgresSaver

• Modified the parent configuration structure in list() and get_tuple() methods to be wrapped in a tuple for better type safety

langgraph.store.postgres.base.PostgresStore

• Added new synchronous PostgreSQL store implementation
• Provides methods for batching database operations (get, put, search)
• Includes functionality for listing namespaces and querying data
• Offers a context manager from_conn_string() for easy connection management
• Includes a setup() method to initialize the database schema and run migrations

langgraph.store.postgres.aio.AsyncPostgresStore

• Added new asynchronous PostgreSQL store implementation
• Provides the same functionality as PostgresStore but with async/await pattern
• Uses asyncio for non-blocking database operations
• Includes async versions of all methods from the synchronous counterpart
• Provides an asyncio context manager for connection handling