Function to_string

langroid/utils/types.py:48–72

Best-effort conversion of arbitrary msg to str. Return empty string if conversion fails.

(msg: Any)

def to_string(msg: Any) -> str:
    """
    Best-effort conversion of arbitrary msg to str.
    Return empty string if conversion fails.
    """
    if msg is None:
        return ""
    if isinstance(msg, str):
        return msg
    if isinstance(msg, BaseModel):
        return msg.model_dump_json()
    # last resort: use json.dumps() or str() to make it a str
    try:
        return json.dumps(msg)
    except Exception:
        try:
            return str(msg)
        except Exception as e:
            logger.error(
                f"""
                Error converting msg to str: {e}", 
                """,
                exc_info=True,
            )
            return ""


def from_string(