Drop Python 3.8 support - source changes

Author: ni-jfitzger

.travis.yml

@@ -6,7 +6,6 @@ matrix:
       # We run tests on the latest supported version of Python first.
       # This is where additional tests are run so we give it more time.
       - python: "3.12"
-      - python: "3.8"
       - python: "3.9"
       - python: "3.10"
       - python: "3.11"

build/templates/setup.py.mako

@@ -73,7 +73,6 @@ setup(
         "Operating System :: Microsoft :: Windows",
         "Operating System :: POSIX",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",

build/templates/tox-system_tests.ini.mako

@@ -26,7 +26,7 @@
 # test suite on all supported python versions. To use it, "pip install tox"
 # and then run "tox -c tox-system_tests.ini" from the driver directory. (generated/${module_name})
 [tox]
-envlist = ${wheel_env}py{38,39,310,311,312}-${module_name}-system_tests, py312-${module_name}-coverage
+envlist = ${wheel_env}py{39,310,311,312}-${module_name}-system_tests, py312-${module_name}-coverage
 skip_missing_interpreters=True
 ignore_basepython_conflict=True
 # We put the .tox directory outside of the Jenkins workspace so that it isn't wiped with the rest of the repo
@@ -85,7 +85,7 @@ deps =
     ${module_name}-coverage: coverage
 
 depends =
-    ${module_name}-coverage: py{38,39,310,311,312}-${module_name}-system_tests
+    ${module_name}-coverage: py{39,310,311,312}-${module_name}-system_tests
 % if uses_other_wheel:
     ${module_name}-system_tests: ${wheel_env}
 % endif

tox-travis.ini

@@ -7,9 +7,9 @@
 # tox-travis.ini will have pyXX-clean and all pyXX-installers in the default envlist, while the developer tox.ini
 # does not have clean and only has one pyXX-installers
 # Uncomment this line for tox.ini
-# envlist = py312-build_test,py312-codegen,py312-installers,py{38,39,310,311,312}-test,py312-flake8,py312-docs,py312-pkg
+# envlist = py312-build_test,py312-codegen,py312-installers,py{39,310,311,312}-test,py312-flake8,py312-docs,py312-pkg
 # Uncomment this line for tox-travis.ini
-envlist = py312-clean,py312-build_test,py312-codegen,py{38,39,310,311,312}-installers,py{38,39,310,311,312}-test,py312-flake8,py312-docs,py312-pkg
+envlist = py312-clean,py312-build_test,py312-codegen,py{39,310,311,312}-installers,py{39,310,311,312}-test,py312-flake8,py312-docs,py312-pkg
 skip_missing_interpreters=True
 ignore_basepython_conflict=True
 skipsdist = true

tox.ini

@@ -7,9 +7,9 @@
 # tox-travis.ini will have pyXX-clean and all pyXX-installers in the default envlist, while the developer tox.ini
 # does not have clean and only has one pyXX-installers
 # Uncomment this line for tox.ini
-envlist = py312-build_test,py312-codegen,py312-installers,py{38,39,310,311,312}-test,py312-flake8,py312-docs,py312-pkg
+envlist = py312-build_test,py312-codegen,py312-installers,py{39,310,311,312}-test,py312-flake8,py312-docs,py312-pkg
 # Uncomment this line for tox-travis.ini
-# envlist = py312-clean,py312-build_test,py312-codegen,py{38,39,310,311,312}-installers,py{38,39,310,311,312}-test,py312-flake8,py312-docs,py312-pkg
+# envlist = py312-clean,py312-build_test,py312-codegen,py{39,310,311,312}-installers,py{39,310,311,312}-test,py312-flake8,py312-docs,py312-pkg
 skip_missing_interpreters=True
 ignore_basepython_conflict=True
 skipsdist = true