Drop Python 3.7 support (EOL)

Author: ulgens

.pre-commit-config.yaml

@@ -3,4 +3,4 @@ repos:
     rev: v3.21.2
     hooks:
     -   id: pyupgrade
-        args: ["--py37-plus"]
+        args: ["--py38-plus"]

.travis.yml

@@ -2,7 +2,6 @@ sudo: required
 dist: xenial
 language: python
 python:
-  - 3.7
   - 3.8
   - 3.9
   - pypy3.6-7.1.1

docs/index.rst

@@ -28,7 +28,7 @@ Features
 
 Supported Python and Django versions:
 
-    - Python 3.7+
+    - Python 3.8+
     - `All supported versions of Django <https://www.djangoproject.com/download/#supported-versions>`_
 
 

setup.py

@@ -51,5 +51,5 @@ def get_version(package):
         "Programming Language :: Python :: 3",
         "Topic :: Software Development :: Libraries :: Python Modules",
     ],
-    python_requires=">=3.7",
+    python_requires=">=3.8",
 )

tox.ini

@@ -74,7 +74,6 @@ deps =
 
 [testenv]
 basepython =
-    py37: python3.7
     py38: python3.8
     py39: python3.9
     pypy3: pypy3
@@ -111,74 +110,6 @@ deps =
     {[django2.2]deps}
     {[base]deps}
 
-#
-# CPython3.7
-#
-
-[testenv:py37-django2.2-es1.x]
-setenv =
-    {[es1.x]setenv}
-deps =
-    {[es1.x]deps}
-    {[django2.2]deps}
-    {[base]deps}
-
-[testenv:py37-django2.2-es2.x]
-setenv =
-    {[es2.x]setenv}
-deps =
-    {[es2.x]deps}
-    {[django2.2]deps}
-    {[base]deps}
-
-[testenv:py37-django3.0-es1.x]
-setenv =
-    {[es1.x]setenv}
-deps =
-    {[es1.x]deps}
-    {[django3.0]deps}
-    {[base]deps}
-
-[testenv:py37-django3.0-es2.x]
-setenv =
-    {[es2.x]setenv}
-deps =
-    {[es2.x]deps}
-    {[django3.0]deps}
-    {[base]deps}
-
-[testenv:py37-django3.1-es1.x]
-setenv =
-    {[es1.x]setenv}
-deps =
-    {[es1.x]deps}
-    {[django3.1]deps}
-    {[base]deps}
-
-[testenv:py37-django3.1-es2.x]
-setenv =
-    {[es2.x]setenv}
-deps =
-    {[es2.x]deps}
-    {[django3.1]deps}
-    {[base]deps}
-
-[testenv:py37-django3.2-es1.x]
-setenv =
-    {[es1.x]setenv}
-deps =
-    {[es1.x]deps}
-    {[django3.2]deps}
-    {[base]deps}
-
-[testenv:py37-django3.2-es2.x]
-setenv =
-    {[es2.x]setenv}
-deps =
-    {[es2.x]deps}
-    {[django3.2]deps}
-    {[base]deps}
-
 #
 # CPython3.8
 #