Function ensure_config

libs/core/langchain_core/runnables/config.py:132–159

Ensure that a config is a dict with all keys present. Args: config (Optional[RunnableConfig], optional): The config to ensure. Defaults to None. Returns: RunnableConfig: The ensured config.

(config: Optional[RunnableConfig] = None)

def ensure_config(config: Optional[RunnableConfig] = None) -> RunnableConfig:
    """Ensure that a config is a dict with all keys present.

    Args:
        config (Optional[RunnableConfig], optional): The config to ensure.
          Defaults to None.

    Returns:
        RunnableConfig: The ensured config.
    """
    empty = RunnableConfig(
        tags=[],
        metadata={},
        callbacks=None,
        recursion_limit=25,
    )
    if var_config := var_child_runnable_config.get():
        empty.update(
            cast(RunnableConfig, {k: v for k, v in var_config.items() if v is not None})
        )
    if config is not None:
        empty.update(
            cast(RunnableConfig, {k: v for k, v in config.items() if v is not None})
        )
    for key, value in empty.get("configurable", {}).items():
        if isinstance(value, (str, int, float, bool)) and key not in empty["metadata"]:
            empty["metadata"][key] = value
    return empty


def get_config_list(