python3Packages.configshell: relax pyparsing constraint

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

@@ -1,4 +1,10 @@
-{ lib, fetchFromGitHub, buildPythonPackage, pyparsing, six, urwid }:
+{ lib
+, fetchFromGitHub
+, buildPythonPackage
+, pyparsing
+, six
+, urwid
+}:
 
 buildPythonPackage rec {
   pname = "configshell";
@@ -11,11 +17,28 @@ buildPythonPackage rec {
     sha256 = "0mjj3c9335sph8rhwww7j4zvhyk896fbmx887vibm89w3jpvjjr9";
   };
 
-  propagatedBuildInputs = [ pyparsing six urwid ];
+  propagatedBuildInputs = [
+    pyparsing
+    six
+    urwid
+  ];
+
+  postPatch = ''
+    substituteInPlace setup.py \
+      --replace "pyparsing >=2.0.2,<3.0" "pyparsing >=2.0.2"
+  '';
+
+  # Module has no tests
+  doCheck = false;
+
+  pythonImportsCheck = [
+    "configshell"
+  ];
 
   meta = with lib; {
-    description = "A Python library for building configuration shells";
+    description = "Python library for building configuration shells";
     homepage = "https://github.com/open-iscsi/configshell-fb";
     license = licenses.asl20;
+    maintainers = with maintainers; [ ];
   };
 }