aformat() — langchain Function Reference

Architecture documentation for the aformat() function in chat.py from the langchain codebase.

Function python PromptManagement ChatTemplates calls 1 called by 3

Entity Profile

PromptManagement→ ChatTemplates→ aformat() — langchain Function Reference

Dependency Diagram

graph TD
  d36019e2_748c_4684_2c57_330dbdc419a4["aformat()"]
  845a4803_caec_c00a_d98b_d3f3d3fae5d8["ChatMessagePromptTemplate"]
  d36019e2_748c_4684_2c57_330dbdc419a4 -->|defined in| 845a4803_caec_c00a_d98b_d3f3d3fae5d8
  3916fd95_3f4c_3139_05ee_a34850487826["aformat()"]
  3916fd95_3f4c_3139_05ee_a34850487826 -->|calls| d36019e2_748c_4684_2c57_330dbdc419a4
  12501cb5_f260_9904_b738_b5abce848eb3["aformat()"]
  12501cb5_f260_9904_b738_b5abce848eb3 -->|calls| d36019e2_748c_4684_2c57_330dbdc419a4
  a2b4f8ac_2b89_d468_ad91_8d0355c8d508["aformat()"]
  a2b4f8ac_2b89_d468_ad91_8d0355c8d508 -->|calls| d36019e2_748c_4684_2c57_330dbdc419a4
  12501cb5_f260_9904_b738_b5abce848eb3["aformat()"]
  d36019e2_748c_4684_2c57_330dbdc419a4 -->|calls| 12501cb5_f260_9904_b738_b5abce848eb3
  style d36019e2_748c_4684_2c57_330dbdc419a4 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/prompts/chat.py lines 373–385

    async def aformat(self, **kwargs: Any) -> BaseMessage:
        """Async format the prompt template.

        Args:
            **kwargs: Keyword arguments to use for formatting.

        Returns:
            Formatted message.
        """
        text = await self.prompt.aformat(**kwargs)
        return ChatMessage(
            content=text, role=self.role, additional_kwargs=self.additional_kwargs
        )