Add mysqlclient deps to reveal stubtest errors (#2656)

Author: UnknownPlatypus

requirements.txt

@@ -4,6 +4,9 @@ pytest-mypy-plugins==3.2.0
 pytest-shard==0.1.2
 pytest-xdist==3.6.1
 
+# Needed by stubtest
+mysqlclient==2.2.7
+
 # Django deps:
 psycopg2-binary
 Django==5.2.0

scripts/stubtest/allowlist_todo.txt

@@ -157,8 +157,6 @@ django.contrib.gis.admin.options.GISModelAdmin
 django.contrib.gis.admin.options.GISModelAdmin.gis_widget
 django.contrib.gis.admin.options.GeoModelAdminMixin
 django.contrib.gis.admin.site
-django.contrib.gis.db.backends.mysql.base
-django.contrib.gis.db.backends.mysql.introspection
 django.contrib.gis.db.backends.oracle.features.DatabaseFeatures.django_test_skips
 django.contrib.gis.db.backends.postgis.operations.PostGISOperations.convert_extent
 django.contrib.gis.db.backends.postgis.operations.PostGISOperations.convert_extent3d
@@ -450,7 +448,14 @@ django.core.management.commands.makemessages.TranslatableFile.path
 django.core.servers.basehttp.ServerHandler.__init__
 django.core.servers.basehttp.ThreadedWSGIServer.__init__
 django.db.backends.ddl_references.Expressions
-django.db.backends.mysql.base
+django.db.backends.mysql.base.DatabaseWrapper.data_type_check_constraints
+django.db.backends.mysql.base.DatabaseWrapper.display_name
+django.db.backends.mysql.base.DatabaseWrapper.mysql_is_mariadb
+django.db.backends.mysql.base.DatabaseWrapper.mysql_server_data
+django.db.backends.mysql.base.DatabaseWrapper.mysql_server_info
+django.db.backends.mysql.base.DatabaseWrapper.mysql_version
+django.db.backends.mysql.base.DatabaseWrapper.ops
+django.db.backends.mysql.base.DatabaseWrapper.sql_mode
 django.db.backends.mysql.features.DatabaseFeatures.can_rename_index
 django.db.backends.mysql.features.DatabaseFeatures.can_return_rows_from_bulk_insert
 django.db.backends.mysql.features.DatabaseFeatures.django_test_skips
@@ -459,7 +464,12 @@ django.db.backends.mysql.features.DatabaseFeatures.supports_select_difference
 django.db.backends.mysql.features.DatabaseFeatures.supports_select_intersection
 django.db.backends.mysql.features.DatabaseFeatures.supports_table_check_constraints
 django.db.backends.mysql.features.DatabaseFeatures.test_collations
-django.db.backends.mysql.introspection
+django.db.backends.mysql.introspection.DatabaseIntrospection.get_storage_engine
+django.db.backends.mysql.introspection.InfoLine.__match_args__
+django.db.backends.mysql.introspection.InfoLine.__new__
+django.db.backends.mysql.introspection.InfoLine._fields
+django.db.backends.mysql.introspection.InfoLine.comment
+django.db.backends.mysql.introspection.TableInfo
 django.db.backends.mysql.schema.DatabaseSchemaEditor.sql_alter_column_comment
 django.db.backends.oracle.features.DatabaseFeatures.introspected_field_types
 django.db.backends.oracle.features.DatabaseFeatures.supports_collation_on_charfield