Drop 3.8 support; add 3.13 testing; drop support for old versions of Pint

.github/workflows/pr-tests.yml

@@ -8,6 +8,8 @@
 
 jobs:
   pr-tests:
-    uses: CitrineInformatics/common-gh-actions/.github/workflows/run-tests.yml@v1
+    uses: CitrineInformatics/common-gh-actions/.github/workflows/run-tests.yml@v2
     with:
       src: gemd
+      skip_38: true
+      include_313: true

gemd/__version__.py

@@ -1 +1 @@
-__version__ = "2.1.11"
+__version__ = "2.2.0"

requirements.txt

@@ -1,4 +1,4 @@
-pint==0.21
+pint==0.24.4
 deprecation==2.1.0
 typing-extensions==4.8.0
 importlib-resources==5.3.0

setup.py

@@ -15,7 +15,7 @@
 setup(name='gemd',
       # Update this in gemd/__version__.py
       version=version,
-      python_requires='>=3.8',
+      python_requires='>=3.9',
       url='http://github.com/CitrineInformatics/gemd-python',
       description="Python binding for Citrine's GEMD data model",
       author='Citrine Informatics',
@@ -33,14 +33,14 @@
           'tests.units': ['test_units.txt']
       },
       install_requires=[
-          "pint>=0.21,<0.25,!=0.22,!=0.23",  # pint 0.22,0.23 have a bad interaction w/ numpy >= 2
+          "pint>=0.24.4,<0.25",
           "deprecation>=2.1.0,<3",
           "typing_extensions>=4.8,<5",
           "importlib-resources>=5.3,<7"
       ],
       extras_require={
           "scripts": [
-              "packaging"
+              "packaging",
               "sphinx==5.0.0",
               "sphinx-rtd-theme==1.0.0",
               "sphinxcontrib-apidoc==0.3.0",
@@ -52,16 +52,16 @@
               "pandas>=2.0.3,<3"
           ],
           "tests.entity.bounds": [
-              "numpy>=1.24.4,<3",
+              "numpy>=1.24.4,<2; python_version<='3.10'",
               "pandas>=2.0.3,<3"
           ]
       },
       classifiers=[
           'Programming Language :: Python :: 3',
-          'Programming Language :: Python :: 3.8',
           'Programming Language :: Python :: 3.9',
           'Programming Language :: Python :: 3.10',
           'Programming Language :: Python :: 3.11',
           'Programming Language :: Python :: 3.12',
+          'Programming Language :: Python :: 3.13',
       ],
       )

test_requirements.txt

@@ -1,6 +1,9 @@
 flake8==7.0.0
 flake8-docstrings==1.7.0
+numpy==1.24.4; python_version<'3.10'
+pandas==2.0.3; python_version<'3.10'
+numpy>=2.0.2,<=2.1.0; python_version>='3.10'
+pandas==2.3.0; python_version>='3.10'
 pytest==8.0.0
 pytest-cov==4.1.0
-pandas>=2.0.3,<2.2.0  # includes a compatible version of numpy
 derp==0.1.1