Don't test Python 3.7 on Github and remove legacy test skips

Author: jimfunk

.github/workflows/actions.yaml

@@ -13,7 +13,6 @@ jobs:
         id: create_matrix
         with:
           matrix: |
-            python-version {3.7}, tox-env {py37-django111,py37-django22,py37-django30,py37-django31,py37-django32}
             python-version {3.8}, tox-env {py38-django111,py38-django22,py38-django30,py38-django31,py38-django32,py38-django40,py38-django41,py38-django42}
             python-version {3.9}, tox-env {py39-django111,py39-django22,py39-django30,py39-django31,py39-django32,py39-django40,py39-django41,py39-django42}
             python-version {3.10}, tox-env {py310-django32,py310-django40,py310-django41,py310-django42}

test/tests/test_sql_fields.py

@@ -243,7 +243,6 @@ def test_prefixlen_lte_lookup_sql(self):
     def test_query_filter_f_expression(self):
         self.model.objects.filter(field=F('field'))
 
-    @skipIf(VERSION < (1, 11), 'Subquery added in Django 1.11. https://docs.djangoproject.com/en/1.11/ref/models/expressions/#subquery-expressions')
     def test_query_filter_subquery(self):
         from django.db.models import OuterRef, Subquery
         self.model.objects.annotate(
@@ -598,7 +597,6 @@ def test_iregex_lookup(self):
     def test_query_filter_f_expression(self):
         self.model.objects.filter(field=F('field'))
 
-    @skipIf(VERSION < (1, 11), 'Subquery added in Django 1.11. https://docs.djangoproject.com/en/1.11/ref/models/expressions/#subquery-expressions')
     def test_query_filter_subquery(self):
         from django.db.models import OuterRef, Subquery
         self.model.objects.annotate(
@@ -678,7 +676,6 @@ def test_save_single_item(self):
     def test_save_multiple_items(self):
         InetArrayTestModel(field=['10.1.1.1', '10.1.1.2']).save()
 
-    @skipIf(VERSION < (1, 10), 'ArrayField does not return correct types in Django < 1.10. https://code.djangoproject.com/ticket/25143')
     def test_retrieves_ipv4_ipinterface_type(self):
         instance = InetArrayTestModel(field=['10.1.1.1/24'])
         instance.save()
@@ -697,7 +694,6 @@ def test_save_single_item(self):
     def test_save_multiple_items(self):
         CidrArrayTestModel(field=['10.1.1.0/24', '10.1.2.0/24']).save()
 
-    @skipIf(VERSION < (1, 10), 'ArrayField does not return correct types in Django < 1.10. https://code.djangoproject.com/ticket/25143')
     def test_retrieves_ipv4_ipnetwork_type(self):
         instance = CidrArrayTestModel(field=['10.1.1.0/24'])
         instance.save()
@@ -716,7 +712,6 @@ def test_save_single_item(self):
     def test_save_multiple_items(self):
         MACArrayTestModel(field=['00:aa:2b:c3:dd:44', '00:aa:2b:c3:dd:45']).save()
 
-    @skipIf(VERSION < (1, 10), 'ArrayField does not return correct types in Django < 1.10. https://code.djangoproject.com/ticket/25143')
     def test_retrieves_eui_type(self):
         instance = MACArrayTestModel(field=['00:aa:2b:c3:dd:44'])
         instance.save()
@@ -735,7 +730,6 @@ def test_save_single_item(self):
     def test_save_multiple_items(self):
         MAC8ArrayTestModel(field=['00:aa:2b:c3:dd:44:55:ff', '00:aa:2b:c3:dd:45:7e:6b']).save()
 
-    @skipIf(VERSION < (1, 10), 'ArrayField does not return correct types in Django < 1.10. https://code.djangoproject.com/ticket/25143')
     def test_retrieves_eui_type(self):
         instance = MAC8ArrayTestModel(field=['00:aa:2b:c3:dd:44:55:67'])
         instance.save()
@@ -745,7 +739,6 @@ def test_retrieves_eui_type(self):
 
 
 class TestAggregate(TestCase):
-    @skipIf(VERSION < (1, 9), 'Postgres aggregates not supported in Django < 1.9')
     def test_aggregate_inet(self):
         from django.contrib.postgres.aggregates import ArrayAgg
         inet = IPv4Interface('10.20.30.20/32')
@@ -759,7 +752,6 @@ def test_aggregate_inet(self):
         AggregateTestChildModel.objects.create(parent=parent, network=network, inet=inet)
         self.assertEqual(inet_qs[0].agg_inet, [inet])
 
-    @skipIf(VERSION < (1, 9), 'Postgres aggregates not supported in Django < 1.9')
     def test_aggregate_network(self):
         from django.contrib.postgres.aggregates import ArrayAgg
         inet = IPv4Interface('10.20.30.20/32')