colour.utilities.as_float_array#

colour.utilities.as_float_array(a: ArrayLike, dtype: Type[DTypeFloat] | None = None) → NDArrayFloat[source]#

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

Parameters:

a (ArrayLike) – Variable \(a\) to convert.
dtype (Type[DTypeFloat] | 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_float_array([1, 2, 3])
array([ 1.,  2.,  3.])