def _get_and_validate_dict_input(
key: str,
parent: BaseContainer,
resolver_name: str,
) -> DictConfig:
from omegaconf._impl import select_value
if not isinstance(key, str):
raise TypeError(
f"`{resolver_name}` requires a string as input, but obtained `{key}` "
f"of type: {type(key).__name__}")
in_dict = select_value(
parent,
key,
throw_on_missing=True,
absolute_key=True,
default=_DEFAULT_SELECT_MARKER_,
)
if in_dict is _DEFAULT_SELECT_MARKER_:
raise ConfigKeyError(f"Key not found: '{key}'")
if not isinstance(in_dict, DictConfig):
raise TypeError(
f"`{resolver_name}` cannot be applied to objects of type: "
f"{type(in_dict).__name__}")
return in_dict
def select(
key: str,
default: Any = _DEFAULT_MARKER_,
*,
_parent_: Container,
) -> Any:
from omegaconf._impl import select_value
return select_value(cfg=_parent_,
key=key,
absolute_key=True,
default=default)
def test_select_from_nested_node_absolute_key_interpretation(
self, key: str, expected: Any) -> None:
cfg = OmegaConf.create(inp)
assert select_value(cfg.a, key, absolute_key=True) == expected
def test_select_from_nested_node_with_a_relative_key(
self, key: str, expected: Any) -> None:
cfg = OmegaConf.create(inp)
# select returns the same result when a key is relative independent of absolute_key flag.
assert select_value(cfg.a, key, absolute_key=False) == expected
assert select_value(cfg.a, key, absolute_key=True) == expected