colour.utilities.ndarray_write¶

colour.utilities.ndarray_write(a: ArrayLike) → Generator[source]¶

Define a context manager setting given array \(a\) writeable to operate one and then read-only.

Parameters: a (ArrayLike) – Array \(a\) to operate on.
Yields: Generator – Array \(a\) operated.
Return type: Generator

Examples

>>> a = np.linspace(0, 1, 10)
>>> a.setflags(write=False)
>>> try:
...     a += 1
... except ValueError:
...     pass
>>> with ndarray_write(a):
...     a +=1

colour.utilities.fill_nan

colour.utilities.zeros