From 434dd0762587b485ec8d0ef966443131b98d3cc3 Mon Sep 17 00:00:00 2001
From: Chris Markiewicz <effigies@gmail.com>
Date: Tue, 8 Oct 2024 11:17:02 -0400
Subject: [PATCH] MNT: Update packaging to accommodate matplotlib

---
 doc/source/installation.rst | 2 +-
 pyproject.toml              | 4 ++--
 tox.ini                     | 3 ++-
 3 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/doc/source/installation.rst b/doc/source/installation.rst
index dd8d6d008..983968c50 100644
--- a/doc/source/installation.rst
+++ b/doc/source/installation.rst
@@ -85,7 +85,7 @@ Requirements
 
 *  Python_ 3.9 or greater
 *  NumPy_ 1.22 or greater
-*  Packaging_ 17.0 or greater
+*  Packaging_ 20.0 or greater
 *  importlib-resources_ 5.12 or greater (or Python 3.12+)
 *  SciPy_ 1.8 or greater (optional, for full SPM-ANALYZE support)
 *  h5py_ 3.5 or greater (optional, for MINC2 support)
diff --git a/pyproject.toml b/pyproject.toml
index e4c96d013..b62c0048a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,7 +12,7 @@ license = { text = "MIT License" }
 requires-python = ">=3.9"
 dependencies = [
   "numpy >=1.22",
-  "packaging >=17",
+  "packaging >=20",
   "importlib_resources >=5.12; python_version < '3.12'",
   "typing_extensions >=4.6; python_version < '3.13'",
 ]
@@ -62,7 +62,7 @@ zstd = ["pyzstd >= 0.14.3"]
 # tox should use these with extras instead of duplicating
 doc = [
   "sphinx",
-  "matplotlib>=1.5.3",
+  "matplotlib>=3.5",
   "numpydoc",
   "texext",
   "tomli; python_version < '3.11'",
diff --git a/tox.ini b/tox.ini
index e1acbe91f..82c13debc 100644
--- a/tox.ini
+++ b/tox.ini
@@ -75,7 +75,8 @@ set_env =
 extras = test
 deps =
   # General minimum dependencies: pin based on API usage
-  min: packaging ==17
+  # matplotlib 3.5 requires packaging 20
+  min: packaging ==20
   min: importlib_resources ==5.12; python_version < '3.12'
   min: typing_extensions ==4.6; python_version < '3.13'
   # NEP29/SPEC0 + 1yr: Test on minor release series within the last 3 years