colour.utilities.as_array#

colour.utilities.as_array(a: ArrayLike | KeysView | ValuesView, dtype: Type[DType] | None = None) → NDArray[source]#

Convert the specified variable \(a\) to numpy.ndarray using the specified numpy.dtype.

Parameters:

a (ArrayLike | KeysView | ValuesView) – Variable \(a\) to convert.
dtype (Type[DType] | None) – numpy.dtype to use for conversion, default to the numpy.dtype defined by the colour.constant.DTYPE_FLOAT_DEFAULT attribute.

Returns:

Variable \(a\) converted to numpy.ndarray.

Return type:

numpy.ndarray

Examples

>>> as_array([1, 2, 3])
array([1, 2, 3]...)
>>> as_array([1, 2, 3], dtype=DTYPE_FLOAT_DEFAULT)
array([ 1.,  2.,  3.])