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exists() — langchain Function Reference

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

Function python LangChainCore Runnables calls 1 called by 2

Entity Profile

Dependency Diagram

graph TD
  1b01bc7e_1b70_92e9_f34a_d4ce5aec8859["exists()"]
  331de971_1e84_155e_0a66_9001a872cdc9["InMemoryEntityStore"]
  1b01bc7e_1b70_92e9_f34a_d4ce5aec8859 -->|defined in| 331de971_1e84_155e_0a66_9001a872cdc9
  b785a1c1_e1fc_eaf7_ee85_db1de7b4f94c["exists()"]
  b785a1c1_e1fc_eaf7_ee85_db1de7b4f94c -->|calls| 1b01bc7e_1b70_92e9_f34a_d4ce5aec8859
  6c8d475b_0f36_5deb_090a_14caeed7002a["exists()"]
  6c8d475b_0f36_5deb_090a_14caeed7002a -->|calls| 1b01bc7e_1b70_92e9_f34a_d4ce5aec8859
  6c8d475b_0f36_5deb_090a_14caeed7002a["exists()"]
  1b01bc7e_1b70_92e9_f34a_d4ce5aec8859 -->|calls| 6c8d475b_0f36_5deb_090a_14caeed7002a
  style 1b01bc7e_1b70_92e9_f34a_d4ce5aec8859 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/langchain_classic/memory/entity.py lines 88–89

    def exists(self, key: str) -> bool:
        return key in self.store

Domain

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Defined In

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Source

Frequently Asked Questions

What does exists() do?
exists() is a function in the langchain codebase, defined in libs/langchain/langchain_classic/memory/entity.py.
Where is exists() defined?
exists() is defined in libs/langchain/langchain_classic/memory/entity.py at line 88.
What does exists() call?
exists() calls 1 function(s): exists.
What calls exists()?
exists() is called by 2 function(s): exists, exists.

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