secret_from_env#
- langchain_core.utils.utils.secret_from_env(key: str, /) Callable[[], SecretStr] [source]#
- langchain_core.utils.utils.secret_from_env(key: str, /, *, default: str) Callable[[], SecretStr]
- langchain_core.utils.utils.secret_from_env(key: str | Sequence[str], /, *, default: None) Callable[[], SecretStr | None]
- langchain_core.utils.utils.secret_from_env(key: str, /, *, error_message: str) Callable[[], SecretStr]
Secret from env.
- Parameters:
key – The environment variable to look up.
default – The default value to return if the environment variable is not set.
error_message – the error message which will be raised if the key is not found and no default value is provided. This will be raised as a ValueError.
- Returns:
factory method that will look up the secret from the environment.