format_prompt() — langchain Function Reference

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

Function python PromptManagement ChatTemplates calls 2 called by 1

Entity Profile

PromptManagement→ ChatTemplates→ format_prompt() — langchain Function Reference

Dependency Diagram

graph TD
  e9411289_e300_3889_9890_8b2d1e616969["format_prompt()"]
  93017235_36b7_3b85_820e_aa7d145183e5["BaseChatPromptTemplate"]
  e9411289_e300_3889_9890_8b2d1e616969 -->|defined in| 93017235_36b7_3b85_820e_aa7d145183e5
  08b4874f_15ee_e20e_22dd_dc40f35fb150["format()"]
  08b4874f_15ee_e20e_22dd_dc40f35fb150 -->|calls| e9411289_e300_3889_9890_8b2d1e616969
  9e40405f_9251_5a40_24a2_2959e7b39db7["format_messages()"]
  e9411289_e300_3889_9890_8b2d1e616969 -->|calls| 9e40405f_9251_5a40_24a2_2959e7b39db7
  a912d932_8157_994e_b37d_ed55e4821d34["format_messages()"]
  e9411289_e300_3889_9890_8b2d1e616969 -->|calls| a912d932_8157_994e_b37d_ed55e4821d34
  style e9411289_e300_3889_9890_8b2d1e616969 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/prompts/chat.py lines 722–731

    def format_prompt(self, **kwargs: Any) -> ChatPromptValue:
        """Format prompt.

        Should return a `ChatPromptValue`.

        Args:
            **kwargs: Keyword arguments to use for formatting.
        """
        messages = self.format_messages(**kwargs)
        return ChatPromptValue(messages=messages)