Function to_langchain

03-ai-agent-for-devops/code/13/app.py:137–145

Convert our message dicts to LangChain message objects.

(messages: list)

# Chat helpers
# ─────────────────────────────────────────────────────────────
def to_langchain(messages: list) -> list:
    """Convert our message dicts to LangChain message objects."""
    out = []
    for m in messages:
        if m["role"] == "user":
            out.append(HumanMessage(content=m["content"]))
        else:
            out.append(AIMessage(content=m["content"]))
    return out


def display_history():