get_edge_label() — langchain Function Reference

Architecture documentation for the get_edge_label() function in graph_png.py from the langchain codebase.

Function python LangChainCore Runnables called by 1

Entity Profile

LangChainCore→ Runnables→ get_edge_label() — langchain Function Reference

Dependency Diagram

graph TD
  8c2c01bc_891d_1695_eb18_f22076f6deb7["get_edge_label()"]
  5a670bac_6993_ecfd_ad71_f79187c3df76["PngDrawer"]
  8c2c01bc_891d_1695_eb18_f22076f6deb7 -->|defined in| 5a670bac_6993_ecfd_ad71_f79187c3df76
  d2ef13c6_e82b_33d6_fa5a_b78fd99c12a6["add_edge()"]
  d2ef13c6_e82b_33d6_fa5a_b78fd99c12a6 -->|calls| 8c2c01bc_891d_1695_eb18_f22076f6deb7
  style 8c2c01bc_891d_1695_eb18_f22076f6deb7 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/runnables/graph_png.py lines 66–76

    def get_edge_label(self, label: str) -> str:
        """Returns the label to use for an edge.

        Args:
            label: The original label.

        Returns:
            The new label.
        """
        label = self.labels.get("edges", {}).get(label, label)
        return f"<<U>{label}</U>>"