Fix CI (#1108)

* Fix CI

* Fix CI

* Fix CI

* Fix CI

* APply black

* APply black

* Fix mypy

* Fix mypy errors in django-stubs

* Fix format

* Fix plugin

* Do not patch builtins by default

* Fix mypy

* Only run mypy on 3.10 for now

* Only run mypy on 3.10 for now

* WHAT THE HELL

* Enable strict mode in mypy

* Enable strict mode in mypy

* Fix tests

* Fix tests

* Debug

* Debug

* Fix tests

* Fix tests

* Add TYPE_CHECKING debug

* Caching maybe?

* Caching maybe?

* Try explicit `${{ matrix.python-version }}`

* Remove debug

* Fix typing

* Finally

setup.py

@@ -22,7 +22,7 @@ with open("README.md") as f:
 dependencies = [
     "mypy>=0.930",
     "django",
-    "django-stubs-ext>=0.4.0",
+    "django-stubs-ext>=0.6.0",
     "tomli",
     # Types:
     "typing-extensions",
@@ -31,7 +31,7 @@ dependencies = [
 ]
 
 extras_require = {
-    "compatible-mypy": ["mypy>=0.930,<0.970"],
+    "compatible-mypy": ["mypy>=0.930,<0.980"],
 }
 
 setup(
@@ -61,6 +61,7 @@ setup(
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
+        "Programming Language :: Python :: 3.10",
         "Typing :: Typed",
         "Framework :: Django",
         "Framework :: Django :: 2.2",