diff --git a/.travis.yml b/.travis.yml
index a599afda5..b13401185 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -27,7 +27,7 @@ jobs:
 
     - name: Lint with black
       python: 3.7
-      script: black --check --line-length=120 scripts/ rest_framework-stubs/
+      script: black --check --line-length=120 setup.py scripts/ rest_framework-stubs/
 
     - name: Lint plugin code with isort
       python: 3.7
diff --git a/rest_framework-stubs/__init__.pyi b/rest_framework-stubs/__init__.pyi
index 89ec4480a..e69de29bb 100644
--- a/rest_framework-stubs/__init__.pyi
+++ b/rest_framework-stubs/__init__.pyi
@@ -1,4 +0,0 @@
-HTTP_HEADER_ENCODING: str = ...
-ISO_8601: str = ...
-
-default_app_config: str = ...
diff --git a/rest_framework-stubs/views.pyi b/rest_framework-stubs/views.pyi
index c8594c9fe..dbfad7984 100644
--- a/rest_framework-stubs/views.pyi
+++ b/rest_framework-stubs/views.pyi
@@ -20,6 +20,9 @@ def set_rollback() -> None: ...
 def exception_handler(exc: Exception, context) -> Optional[Response]: ...
 
 class APIView(View):
+    settings: APISettings
+    request: Request
+
     renderer_classes: Sequence[Type[BaseRenderer]] = ...
     parser_classes: Sequence[Type[BaseParser]] = ...
     authentication_classes: Sequence[Type[BaseAuthentication]] = ...
@@ -28,7 +31,6 @@ class APIView(View):
     content_negotiation_class: Optional[str] = ...
     metadata_class: Optional[str] = ...
     versioning_class: Optional[str] = ...
-    settings: APISettings
     schema: ViewInspector = ...
     @classmethod
     def as_view(cls, **initkwargs: Any) -> Any: ...
diff --git a/setup.py b/setup.py
index 87ebf2940..1225cfa51 100644
--- a/setup.py
+++ b/setup.py
@@ -8,7 +8,7 @@ def find_stub_files(name):
     result = []
     for root, dirs, files in os.walk(name):
         for file in files:
-            if file.endswith('.pyi'):
+            if file.endswith(".pyi"):
                 if os.path.sep in root:
                     sub_root = root.split(os.path.sep, 1)[-1]
                     file = os.path.join(sub_root, file)
@@ -16,32 +16,28 @@ def find_stub_files(name):
     return result
 
 
-with open('README.md', 'r') as f:
+with open("README.md", "r") as f:
     readme = f.read()
 
-dependencies = [
-    'mypy>=0.750',
-    'django-stubs>=1.3.0',
-    'typing-extensions'
-]
+dependencies = ["mypy>=0.750,<0.780", "django-stubs>=1.3.0", "typing-extensions"]
 
 setup(
     name="djangorestframework-stubs",
     version="1.2.0",
-    description='PEP-484 stubs for django-rest-framework',
+    description="PEP-484 stubs for django-rest-framework",
     long_description=readme,
-    long_description_content_type='text/markdown',
+    long_description_content_type="text/markdown",
     url="https://github.com/typeddjango/djangorestframework-stubs",
     author="Maksim Kurnikov",
     author_email="maxim.kurnikov@gmail.com",
-    license='MIT',
+    license="MIT",
     install_requires=dependencies,
-    packages=['rest_framework-stubs', *find_packages(exclude=['scripts'])],
-    package_data={'rest_framework-stubs': find_stub_files('rest_framework-stubs')},
+    packages=["rest_framework-stubs", *find_packages(exclude=["scripts"])],
+    package_data={"rest_framework-stubs": find_stub_files("rest_framework-stubs")},
     classifiers=[
-        'Development Status :: 3 - Alpha',
-        'License :: OSI Approved :: MIT License',
-        'Programming Language :: Python :: 3.6',
-        'Programming Language :: Python :: 3.7'
-    ]
+        "Development Status :: 3 - Alpha",
+        "License :: OSI Approved :: MIT License",
+        "Programming Language :: Python :: 3.6",
+        "Programming Language :: Python :: 3.7",
+    ],
 )