clear() — langchain Function Reference

Architecture documentation for the clear() function in entity.py from the langchain codebase.

Function python LangChainCore Runnables calls 1

Entity Profile

LangChainCore→ Runnables→ clear() — langchain Function Reference

Dependency Diagram

graph TD
  de8bc7d0_c825_fe9e_a5db_d7c69aae0700["clear()"]
  40387f29_12a3_f291_fc18_4ce17ac91db3["SQLiteEntityStore"]
  de8bc7d0_c825_fe9e_a5db_d7c69aae0700 -->|defined in| 40387f29_12a3_f291_fc18_4ce17ac91db3
  8571bd81_5e8d_c782_2b9d_90df202eaae0["clear()"]
  de8bc7d0_c825_fe9e_a5db_d7c69aae0700 -->|calls| 8571bd81_5e8d_c782_2b9d_90df202eaae0
  style de8bc7d0_c825_fe9e_a5db_d7c69aae0700 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/langchain_classic/memory/entity.py lines 448–454

    def clear(self) -> None:
        # Ignore S608 since we validate for malicious table/session names in `__init__`
        query = f"""
            DELETE FROM {self.full_table_name}
        """  # noqa: S608
        with self.conn:
            self.conn.execute(query)