python3Packages.flake8-class-newline, flake8-deprecated: init (#359892)

pkgs/development/python-modules/flake8-class-newline/default.nix

@@ -0,0 +1,33 @@
+{
+  lib,
+  fetchPypi,
+  buildPythonPackage,
+  setuptools,
+  flake8,
+  pytestCheckHook,
+}:
+
+buildPythonPackage rec {
+  pname = "flake8-class-newline";
+  version = "1.6.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    hash = "sha256-UUxJI8iOuLPdUttLVbjTSDUg24nbgK9rqBKkrxVCH/E=";
+  };
+
+  build-system = [ setuptools ];
+
+  dependencies = [ flake8 ];
+
+  nativeCheckInputs = [ pytestCheckHook ];
+
+  pythonImportsCheck = [ "flake8_class_newline" ];
+
+  meta = with lib; {
+    description = "Flake8 extension to check if a new line is present after a class definition";
+    homepage = "https://github.com/alexandervaneck/flake8-class-newline";
+    license = licenses.mit;
+    maintainers = with maintainers; [ lopsided98 ];
+  };
+}

pkgs/development/python-modules/flake8-deprecated/default.nix

@@ -0,0 +1,40 @@
+{
+  lib,
+  pythonOlder,
+  fetchPypi,
+  buildPythonPackage,
+  hatchling,
+  flake8,
+  pytestCheckHook,
+}:
+
+buildPythonPackage rec {
+  pname = "flake8-deprecated";
+  version = "2.2.1";
+  pyproject = true;
+
+  disabled = pythonOlder "3.8";
+
+  src = fetchPypi {
+    pname = "flake8_deprecated";
+    inherit version;
+    hash = "sha256-7pbKAB0coFYfqORvI+LSRgsYqGaWNzyrZE4QKuD/KqI=";
+  };
+
+  build-system = [ hatchling ];
+
+  dependencies = [ flake8 ];
+
+  nativeCheckInputs = [ pytestCheckHook ];
+
+  pytestFlagsArray = [ "run_tests.py" ];
+
+  pythonImportsCheck = [ "flake8_deprecated" ];
+
+  meta = with lib; {
+    description = "Flake8 plugin that warns about deprecated method calls";
+    homepage = "https://github.com/gforcada/flake8-deprecated";
+    license = licenses.gpl2Only;
+    maintainers = with maintainers; [ lopsided98 ];
+  };
+}

pkgs/top-level/python-packages.nix

@@ -4634,8 +4634,12 @@ self: super: with self; {
 
   flake8-length = callPackage ../development/python-modules/flake8-length { };
 
+  flake8-class-newline = callPackage ../development/python-modules/flake8-class-newline { };
+
   flake8-debugger = callPackage ../development/python-modules/flake8-debugger { };
 
+  flake8-deprecated = callPackage ../development/python-modules/flake8-deprecated { };
+
   flake8-docstrings = callPackage ../development/python-modules/flake8-docstrings { };
 
   flake8-future-import = callPackage ../development/python-modules/flake8-future-import { };