langchain_core.beta.runnables.context.PrefixContext¶

class langchain_core.beta.runnables.context.PrefixContext(prefix: str = '')[source]¶

Attributes

prefix

Methods

__init__([prefix])

getter(key, /)

setter([_key, _value])

__init__(prefix: str = '')[source]¶
getter(key: Union[str, List[str]], /) → ContextGet[source]¶
setter(_key: Optional[str] = None, _value: Optional[Union[Runnable[Input, Output], Callable[[Input], Output], Callable[[Input], Awaitable[Output]], Any]] = None, /, **kwargs: Union[Runnable[Input, Output], Callable[[Input], Output], Callable[[Input], Awaitable[Output]], Any]) → ContextSet[source]¶