python3Packages.gast: 0.5.1 -> 0.5.3

pkgs/development/python-modules/gast/default.nix

···
 { lib
-, fetchFromGitHub
-, buildPythonPackage
 , astunparse
+, buildPythonPackage
+, fetchFromGitHub
+, pytestCheckHook
+, pythonOlder
 }:
 
 buildPythonPackage rec {
   pname = "gast";
-  version = "0.5.1";
+  version = "0.5.3";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
 
   src = fetchFromGitHub {
     owner = "serge-sans-paille";
-    repo = "gast";
+    repo = pname;
     rev = version;
-    sha256 = "1gph45frnj47lfr6idiyxrb3gk7vzc9rni9cijmcyz10dyx5kgwa";
+    sha256 = "sha256-0y2bHT7YEfTvDxTm6yLl3GmnPUYEieoGEnwkzfA6mOg=";
   };
 
-  checkInputs = [ astunparse ];
+  checkInputs = [
+    astunparse
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "gast"
+  ];
 
   meta = with lib; {
-    description = "GAST provides a compatibility layer between the AST of various Python versions, as produced by ast.parse from the standard ast module.";
+    description = "Compatibility layer between the AST of various Python versions";
     homepage = "https://github.com/serge-sans-paille/gast/";
     license = licenses.bsd3;
     maintainers = with maintainers; [ jyp cpcloud ];