def __init__(self,
base_transformer: Optional[_Transformer] = None) -> None:
if not isinstance(base_transformer, _Transformer):
ProjError.clear()
raise ProjError("Transformer must be initialized using: "
"'from_crs', 'from_pipeline', or 'from_proj'.")
self._transformer = base_transformer
def __init__(
self,
transformer_maker: Union[TransformerMaker, None] = None,
) -> None:
if not isinstance(transformer_maker, TransformerMaker):
ProjError.clear()
raise ProjError("Transformer must be initialized using: "
"'from_crs', 'from_pipeline', or 'from_proj'.")
self._local = TransformerLocal()
self._local.transformer = transformer_maker()
self._transformer_maker = transformer_maker