Bump minimum NumPy version to 1.22

oscargus · oscargus · commit ffc43e7e7ae5 · 2023-09-17T14:40:17.000+02:00
diff --git a/.github/workflows/cygwin.yml b/.github/workflows/cygwin.yml
@@ -112,6 +112,7 @@ jobs:
             make autoconf autoconf2.5 automake automake1.10 libtool m4
             libqhull-devel libfreetype-devel
             libjpeg-devel libwebp-devel
+            libopenblas liblapack-devel liblapack0
 
       - name: Set runner username to root and id to 0
         shell: bash.exe -eo pipefail -o igncr "{0}"
@@ -175,7 +176,7 @@ jobs:
         shell: bash.exe -eo pipefail -o igncr "{0}"
         run: |
           python -m pip install --upgrade pip 'setuptools<60' wheel
-          python -m pip install kiwisolver 'numpy!=1.21.*' pillow importlib_resources
+          python -m pip install kiwisolver 'numpy>=1.22' pillow importlib_resources
           grep -v -F -e psutil requirements/testing/all.txt >requirements_test.txt
           python -m pip install meson-python pybind11
           export PATH="/usr/local/bin:$PATH"
diff --git a/doc/api/next_api_changes/development/26800-OG.rst b/doc/api/next_api_changes/development/26800-OG.rst
@@ -0,0 +1,14 @@
+Increase to minimum supported versions of dependencies
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+For Matplotlib 3.9, the :ref:`minimum supported versions <dependencies>` are
+being bumped:
+
++------------+-----------------+---------------+
+| Dependency |  min in mpl3.8  | min in mpl3.9 |
++============+=================+===============+
+|   NumPy    |       1.21.0    |      1.22.0   |
++------------+-----------------+---------------+
+
+This is consistent with our :ref:`min_deps_policy` and `NEP29
+<https://numpy.org/neps/nep-0029-deprecation_policy.html>`__
diff --git a/doc/devel/dependencies.rst b/doc/devel/dependencies.rst
@@ -21,7 +21,7 @@ reference.
 * `dateutil <https://pypi.org/project/python-dateutil/>`_ (>= 2.7)
 * `fontTools <https://fonttools.readthedocs.io/en/latest/>`_ (>= 4.22.0)
 * `kiwisolver <https://github.com/nucleic/kiwi>`_ (>= 1.3.1)
-* `NumPy <https://numpy.org>`_ (>= 1.21)
+* `NumPy <https://numpy.org>`_ (>= 1.22)
 * `packaging <https://pypi.org/project/packaging/>`_ (>= 20.0)
 * `Pillow <https://pillow.readthedocs.io/en/latest/>`_ (>= 8.0)
 * `pyparsing <https://pypi.org/project/pyparsing/>`_ (>= 2.3.1)
@@ -232,7 +232,7 @@ Setup dependencies
 - `setuptools_scm <https://pypi.org/project/setuptools-scm/>`_ (>= 7).  Used to
   update the reported ``mpl.__version__`` based on the current git commit.
   Also a runtime dependency for editable installs.
-- `NumPy <https://numpy.org>`_ (>= 1.21).  Also a runtime dependency.
+- `NumPy <https://numpy.org>`_ (>= 1.22).  Also a runtime dependency.
 
 
 .. _compile-dependencies:
diff --git a/doc/devel/min_dep_policy.rst b/doc/devel/min_dep_policy.rst
@@ -87,6 +87,7 @@ specification of the dependencies.
 ==========  ========  ======
 Matplotlib  Python    NumPy
 ==========  ========  ======
+`3.9`_      3.9       1.22.0
 `3.8`_      3.9       1.21.0
 `3.7`_      3.8       1.20.0
 `3.6`_      3.8       1.19.0
@@ -107,6 +108,7 @@ Matplotlib  Python    NumPy
 1.0         2.4       1.1
 ==========  ========  ======
 
+.. _`3.9`: https://matplotlib.org/3.9.0/devel/dependencies.html
 .. _`3.8`: https://matplotlib.org/3.8.0/devel/dependencies.html
 .. _`3.7`: https://matplotlib.org/3.7.0/devel/dependencies.html
 .. _`3.6`: https://matplotlib.org/3.6.0/devel/dependencies.html
diff --git a/environment.yml b/environment.yml
@@ -15,7 +15,7 @@ dependencies:
   - fonttools>=4.22.0
   - importlib-resources>=3.2.0
   - kiwisolver>=1.0.1
-  - numpy>=1.21
+  - numpy>=1.22
   - pillow>=6.2
   - pybind11>=2.6.0
   - pygobject
diff --git a/lib/matplotlib/__init__.py b/lib/matplotlib/__init__.py
@@ -247,7 +247,7 @@ def _check_versions():
             ("cycler", "0.10"),
             ("dateutil", "2.7"),
             ("kiwisolver", "1.0.1"),
-            ("numpy", "1.21"),
+            ("numpy", "1.22"),
             ("pyparsing", "2.3.1"),
     ]:
         module = importlib.import_module(modname)
diff --git a/requirements/testing/minver.txt b/requirements/testing/minver.txt
@@ -4,7 +4,7 @@ contourpy==1.0.1
 cycler==0.10
 kiwisolver==1.3.1
 importlib-resources==3.2.0
-numpy==1.21.0
+numpy==1.22.0
 packaging==20.0
 pillow==8.0.0
 pyparsing==2.3.1
diff --git a/setup.py b/setup.py
@@ -333,7 +333,7 @@ def make_release_tree(self, base_dir, files):
         "cycler>=0.10",
         "fonttools>=4.22.0",
         "kiwisolver>=1.0.1",
-        "numpy>=1.21",
+        "numpy>=1.22",
         "packaging>=20.0",
         "pillow>=6.2.0",
         "pyparsing>=2.3.1",
