remove support for python 3.7

Author: deronnax

.github/workflows/main.yml

@@ -14,7 +14,6 @@ jobs:
     strategy:
       matrix:
         python-version:
-        - '3.7'
         - '3.8'
         - '3.9'
         - '3.10'

README.md

@@ -54,7 +54,7 @@ There is a live example API for testing purposes, [available here][sandbox].
 
 # Requirements
 
-* Python 3.7+
+* Python 3.8+
 * Django 4.2, 4.1, 4.0, 3.2, 3.1, 3.0
 
 We **highly recommend** and only officially support the latest patch release of

setup.py

@@ -8,7 +8,7 @@
 from setuptools import find_packages, setup
 
 CURRENT_PYTHON = sys.version_info[:2]
-REQUIRED_PYTHON = (3, 7)
+REQUIRED_PYTHON = (3, 8)
 
 # This check and everything above must remain compatible with Python 2.7.
 if CURRENT_PYTHON < REQUIRED_PYTHON:
@@ -101,7 +101,6 @@ def get_version(package):
         'Operating System :: OS Independent',
         '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',

tests/test_fields.py

@@ -640,10 +640,6 @@ def test_parent_binding(self):
 
 
 class TestTyping(TestCase):
-    @pytest.mark.skipif(
-        sys.version_info < (3, 7),
-        reason="subscriptable classes requires Python 3.7 or higher",
-    )
     def test_field_is_subscriptable(self):
         assert serializers.Field is serializers.Field["foo"]
 

tests/test_generics.py

@@ -1,5 +1,3 @@
-import sys
-
 import pytest
 from django.db import models
 from django.http import Http404
@@ -703,23 +701,11 @@ def list(self, request):
 
 
 class TestTyping(TestCase):
-    @pytest.mark.skipif(
-        sys.version_info < (3, 7),
-        reason="subscriptable classes requires Python 3.7 or higher",
-    )
     def test_genericview_is_subscriptable(self):
         assert generics.GenericAPIView is generics.GenericAPIView["foo"]
 
-    @pytest.mark.skipif(
-        sys.version_info < (3, 7),
-        reason="subscriptable classes requires Python 3.7 or higher",
-    )
     def test_listview_is_subscriptable(self):
         assert generics.ListAPIView is generics.ListAPIView["foo"]
 
-    @pytest.mark.skipif(
-        sys.version_info < (3, 7),
-        reason="subscriptable classes requires Python 3.7 or higher",
-    )
     def test_instanceview_is_subscriptable(self):
         assert generics.RetrieveAPIView is generics.RetrieveAPIView["foo"]

tests/test_model_serializer.py

@@ -8,7 +8,6 @@
 import datetime
 import decimal
 import json  # noqa
-import sys
 import tempfile
 
 import django
@@ -398,10 +397,6 @@ class Meta:
                 fields = '__all__'
 
         expected = dedent("""
-            TestSerializer():
-                id = IntegerField(label='ID', read_only=True)
-                duration_field = DurationField(max_value=datetime.timedelta(3), min_value=datetime.timedelta(1))
-        """) if sys.version_info < (3, 7) else dedent("""
             TestSerializer():
                 id = IntegerField(label='ID', read_only=True)
                 duration_field = DurationField(max_value=datetime.timedelta(days=3), min_value=datetime.timedelta(days=1))

tests/test_request.py

@@ -3,7 +3,6 @@
 """
 import copy
 import os.path
-import sys
 import tempfile
 
 import pytest
@@ -356,9 +355,5 @@ def test_deepcopy_works(self):
 
 
 class TestTyping(TestCase):
-    @pytest.mark.skipif(
-        sys.version_info < (3, 7),
-        reason="subscriptable classes requires Python 3.7 or higher",
-    )
     def test_request_is_subscriptable(self):
         assert Request is Request["foo"]

tests/test_response.py

@@ -1,6 +1,3 @@
-import sys
-
-import pytest
 from django.test import TestCase, override_settings
 from django.urls import include, path, re_path
 
@@ -289,9 +286,5 @@ def test_form_has_label_and_help_text(self):
 
 
 class TestTyping(TestCase):
-    @pytest.mark.skipif(
-        sys.version_info < (3, 7),
-        reason="subscriptable classes requires Python 3.7 or higher",
-    )
     def test_response_is_subscriptable(self):
         assert Response is Response["foo"]

tests/test_serializer.py

@@ -206,10 +206,6 @@ class ExampleSerializer(serializers.Serializer):
                 exceptions.ErrorDetail(string='Raised error', code='invalid')
             ]}
 
-    @pytest.mark.skipif(
-        sys.version_info < (3, 7),
-        reason="subscriptable classes requires Python 3.7 or higher",
-    )
     def test_serializer_is_subscriptable(self):
         assert serializers.Serializer is serializers.Serializer["foo"]
 

tests/test_serializer_lists.py

@@ -1,5 +1,3 @@
-import sys
-
 import pytest
 from django.http import QueryDict
 from django.utils.datastructures import MultiValueDict
@@ -60,10 +58,6 @@ def test_validate_html_input(self):
         assert serializer.is_valid()
         assert serializer.validated_data == expected_output
 
-    @pytest.mark.skipif(
-        sys.version_info < (3, 7),
-        reason="subscriptable classes requires Python 3.7 or higher",
-    )
     def test_list_serializer_is_subscriptable(self):
         assert serializers.ListSerializer is serializers.ListSerializer["foo"]
 

tox.ini

@@ -1,8 +1,8 @@
 [tox]
 envlist =
-       {py36,py37,py38,py39}-django30
-       {py36,py37,py38,py39}-django31
-       {py36,py37,py38,py39,py310}-django32
+       {py38,py39}-django30
+       {py38,py39}-django31
+       {py38,py39,py310}-django32
        {py38,py39,py310}-{django40,django41,django42,djangomain}
        {py311}-{django41,django42,djangomain}
        base