draw_ascii() — langchain Function Reference

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

Function python LangChainCore Runnables called by 1

Entity Profile

LangChainCore→ Runnables→ draw_ascii() — langchain Function Reference

Dependency Diagram

graph TD
  13a11804_e143_4f7c_50b4_b373c1d17c72["draw_ascii()"]
  646f3bb5_a594_563e_cfbf_e18bdc9efb90["Graph"]
  13a11804_e143_4f7c_50b4_b373c1d17c72 -->|defined in| 646f3bb5_a594_563e_cfbf_e18bdc9efb90
  9c4e946d_188d_0cd3_079c_100fc4754311["print_ascii()"]
  9c4e946d_188d_0cd3_079c_100fc4754311 -->|calls| 13a11804_e143_4f7c_50b4_b373c1d17c72
  style 13a11804_e143_4f7c_50b4_b373c1d17c72 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/runnables/graph.py lines 507–519

    def draw_ascii(self) -> str:
        """Draw the graph as an ASCII art string.

        Returns:
            The ASCII art string.
        """
        # Import locally to prevent circular import
        from langchain_core.runnables.graph_ascii import draw_ascii  # noqa: PLC0415

        return draw_ascii(
            {node.id: node.name for node in self.nodes.values()},
            self.edges,
        )