Drop support for Python 3.8

Author: asmeurer

.github/workflows/array-api-tests.yml

@@ -37,7 +37,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.8', '3.9', '3.10', '3.11']
+        python-version: ['3.9', '3.10', '3.11']
 
     steps:
     - name: Checkout array-api-compat
@@ -55,16 +55,15 @@ jobs:
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
-      # NumPy 1.21 doesn't support Python 3.11. NumPy 2.0 doesn't support
-      # Python 3.8. There doesn't seem to be a way to put this in the numpy
-      # 1.21 config file.
-      if: "! ((matrix.python-version == '3.11' && inputs.package-name == 'numpy' && contains(inputs.package-version, '1.21')) || (matrix.python-version == '3.8' && inputs.package-name == 'numpy' && contains(inputs.xfails-file-extra, 'dev')))"
+      # NumPy 1.21 doesn't support Python 3.11. There doesn't seem to be a way
+      # to put this in the numpy 1.21 config file.
+      if: "! ((matrix.python-version == '3.11' && inputs.package-name == 'numpy' && contains(inputs.package-version, '1.21'))"
       run: |
         python -m pip install --upgrade pip
         python -m pip install '${{ inputs.package-name }} ${{ inputs.package-version }}' ${{ inputs.extra-requires }}
         python -m pip install -r ${GITHUB_WORKSPACE}/array-api-tests/requirements.txt
     - name: Run the array API testsuite (${{ inputs.package-name }})
-      if: "! ((matrix.python-version == '3.11' && inputs.package-name == 'numpy' && contains(inputs.package-version, '1.21')) || (matrix.python-version == '3.8' && inputs.package-name == 'numpy' && contains(inputs.xfails-file-extra, 'dev')))"
+      if: "! ((matrix.python-version == '3.11' && inputs.package-name == 'numpy' && contains(inputs.package-version, '1.21'))"
       env:
         ARRAY_API_TESTS_MODULE: array_api_compat.${{ inputs.module-name || inputs.package-name }}
         # This enables the NEP 50 type promotion behavior (without it a lot of

.github/workflows/tests.yml

@@ -5,13 +5,11 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.8', '3.9', '3.10', '3.11']
+        python-version: ['3.9', '3.10', '3.11']
         numpy-version: ['1.21', '1.26', 'dev']
         exclude:
           - python-version: '3.11'
             numpy-version: '1.21'
-          - python-version: '3.8'
-            numpy-version: 'dev'
       fail-fast: true
     steps:
       - uses: actions/checkout@v4

setup.py

@@ -15,14 +15,12 @@
     long_description_content_type="text/markdown",
     url="https://data-apis.org/array-api-compat/",
     license="MIT",
-    python_requires=">=3.8",
     extras_require={
         "numpy": "numpy",
         "cupy": "cupy",
     },
     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",

tests/_helpers.py

@@ -1,17 +1,11 @@
 from importlib import import_module
 
-import sys
-
 import pytest
 
-
 wrapped_libraries = ["numpy", "cupy", "torch", "dask.array"]
 all_libraries = wrapped_libraries + ["jax.numpy"]
 
 def import_(library, wrapper=False):
-    if 'jax' in library and sys.version_info < (3, 9):
-        pytest.skip('JAX array API support does not support Python 3.8')
-
     if library == 'cupy':
         pytest.importorskip(library)
     if wrapper: