copy() — langchain Function Reference

Architecture documentation for the copy() function in graph.py from the langchain codebase.

Function python LangChainCore Runnables calls 1 called by 3

Entity Profile

LangChainCore→ Runnables→ copy() — langchain Function Reference

Dependency Diagram

graph TD
  3db09069_0f77_1402_7f96_14d549abbd03["copy()"]
  ab6bc67d_beba_4c36_aefe_bf6dbf00f696["Node"]
  3db09069_0f77_1402_7f96_14d549abbd03 -->|defined in| ab6bc67d_beba_4c36_aefe_bf6dbf00f696
  f87c1ed6_b569_98a8_6084_9f7857a4fa39["copy()"]
  f87c1ed6_b569_98a8_6084_9f7857a4fa39 -->|calls| 3db09069_0f77_1402_7f96_14d549abbd03
  6764536f_15b8_5436_aa1a_53ff3f1956c2["extend()"]
  6764536f_15b8_5436_aa1a_53ff3f1956c2 -->|calls| 3db09069_0f77_1402_7f96_14d549abbd03
  9f553f07_a134_96b2_5d30_cde7bee5fd6f["reid()"]
  9f553f07_a134_96b2_5d30_cde7bee5fd6f -->|calls| 3db09069_0f77_1402_7f96_14d549abbd03
  f87c1ed6_b569_98a8_6084_9f7857a4fa39["copy()"]
  3db09069_0f77_1402_7f96_14d549abbd03 -->|calls| f87c1ed6_b569_98a8_6084_9f7857a4fa39
  style 3db09069_0f77_1402_7f96_14d549abbd03 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/runnables/graph.py lines 105–125

    def copy(
        self,
        *,
        id: str | None = None,
        name: str | None = None,
    ) -> Node:
        """Return a copy of the node with optional new id and name.

        Args:
            id: The new node id.
            name: The new node name.

        Returns:
            A copy of the node with the new id and name.
        """
        return Node(
            id=id or self.id,
            name=name or self.name,
            data=self.data,
            metadata=self.metadata,
        )