Drop python 3.7 from the CI

The builds no longer work for 3.7

Author: bdraco

.github/workflows/ci-cd.yml

@@ -152,7 +152,6 @@ jobs:
         pyver:
         - 3.13-dev
         - 3.12
-        - 3.7
         - 3.11
         - >-
           3.10

.github/workflows/reusable-linters.yml

@@ -68,7 +68,7 @@ jobs:
           .tox/.tmp/.mypy/python-3.13/cobertura.xml,
           .tox/.tmp/.mypy/python-3.11/cobertura.xml,
           .tox/.tmp/.mypy/python-3.9/cobertura.xml,
-          .tox/.tmp/.mypy/python-3.7/cobertura.xml
+          .tox/.tmp/.mypy/python-3.8/cobertura.xml
         flags: >-
           CI-GHA,
           MyPy

.pre-commit-config.yaml

@@ -150,18 +150,18 @@ repos:
     - --html-report=.tox/.tmp/.mypy/python-3.9
     pass_filenames: false
   - id: mypy
-    alias: mypy-py37
-    name: MyPy, for Python 3.7
+    alias: mypy-py38
+    name: MyPy, for Python 3.8
     additional_dependencies:
     - types-docutils
     - lxml  # dep of `--txt-report`, `--cobertura-xml-report` & `--html-report`
     - pytest < 8
     - Sphinx >= 5.3.0, < 6
     args:
-    - --python-version=3.7
-    - --txt-report=.tox/.tmp/.mypy/python-3.7
-    - --cobertura-xml-report=.tox/.tmp/.mypy/python-3.7
-    - --html-report=.tox/.tmp/.mypy/python-3.7
+    - --python-version=3.8
+    - --txt-report=.tox/.tmp/.mypy/python-3.8
+    - --cobertura-xml-report=.tox/.tmp/.mypy/python-3.8
+    - --html-report=.tox/.tmp/.mypy/python-3.8
     pass_filenames: false
 
 ...

CHANGES/997.breaking.rst

@@ -0,0 +1 @@
+Remove Python 3.7 support -- by :user:`bdraco`.

requirements/pytest.txt

@@ -1,3 +1,2 @@
-pytest==7.4.4; python_version < "3.8"
 pytest==8.1.1; python_version >= "3.8"
 pytest-cov==4.1.0

setup.cfg

@@ -34,15 +34,14 @@ classifiers =
 
   Programming Language :: Python
   Programming Language :: Python :: 3
-  Programming Language :: Python :: 3.7
   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
 
 [options]
-python_requires = >= 3.7
+python_requires = >= 3.8
 install_requires =
   typing-extensions >= 4.1.0; python_version < '3.11'
 packages =