DOC: Mention np.set_printoptions in the release note

numpy · charris · Jul 26, 2023 · Oct 20, 2020 · Oct 20, 2020 · Oct 20, 2020
commit 66341e598387b0dd4398e161144affbcdf072511
diff --git a/doc/release/upcoming_changes/22449.change.rst b/doc/release/upcoming_changes/22449.change.rst
@@ -7,7 +7,8 @@ The are now printed as ``np.float64(3.0)`` rather than just ``3.0``.
 This may disrupt workflows that store representations of numbers
 (e.g. to files) making it harder to read them.  They should be stored
 e.g. using ``str()`` or ``f"{scalar!s}"`` as explicit strings.
-
+For the time being, affected users can use ``np.set_printoptions(legacy="1.25")``
+to get the old behavior (with possibly few exceptions).
 Documentation of downstream projects may require larger updates,
 if tested, we are working on tooling for:
 `doctest-plus <https://github.com/scientific-python/pytest-doctestplus>`__