changed npt.ArrayLike to np.ndarray for homogeneous transformation matrices

Author: mbwinkler

weldx/transformations/types.py

@@ -2,14 +2,15 @@
 
 from typing import Union
 
+import numpy as np
 import numpy.typing as npt
 import pint
 import xarray as xr
 from scipy.spatial.transform import Rotation
 
 types_coordinates = Union[xr.DataArray, npt.ArrayLike, pint.Quantity]
 types_orientation = Union[xr.DataArray, npt.ArrayLike, Rotation]
-types_homogeneous = Union[xr.DataArray, npt.ArrayLike]
+types_homogeneous = Union[xr.DataArray, np.ndarray]
 
 
 __all__ = [