mutmut: Migrate out of python package set

Does not provide a library interface that could be imported and as such
has no place within the python package set.

pkgs/development/tools/mutmut/default.nix

@@ -1,16 +1,9 @@
 { lib
 , fetchFromGitHub
-, buildPythonApplication
-, click
-, glob2
-, parso
-, pony
-, junit-xml
-, pythonOlder
-, testers
+, python3
 }:
 
-let self = buildPythonApplication rec {
+let self = with python3.pkgs; buildPythonApplication rec {
   pname = "mutmut";
   version = "2.2.0";
 

pkgs/top-level/all-packages.nix

@@ -737,6 +737,8 @@ with pkgs;
 
   owl = callPackage ../tools/networking/owl { };
 
+  mutmut = callPackage ../development/tools/mutmut { };
+
   packcc = callPackage ../development/tools/packcc { };
 
   packer = callPackage ../development/tools/packer { };

pkgs/top-level/python-aliases.nix

@@ -101,6 +101,7 @@ mapAliases ({
   mailman-web = throw "Please use pkgs.mailman-web"; # added 2022-04-29
   mistune_0_8 = throw "mistune_0_8 was removed because it was outdated and insecure"; # added 2022-08-12
   mistune_2_0 = mistune; # added 2022-08-12
+  mutmut = throw "mutmut has been promoted to a top-level attribute"; # added 2022-10-02
   net2grid = gridnet; # add 2022-04-22
   nose-cover3 = throw "nose-cover3 has been removed, it was using setuptools 2to3 translation feature, which has been removed in setuptools 58"; # added 2022-02-16
   ordereddict = throw "ordereddict has been removed because it is only useful on unsupported python versions."; # added 2022-05-28

pkgs/top-level/python-packages.nix

@@ -5950,8 +5950,6 @@ in {
 
   mutf8 = callPackage ../development/python-modules/mutf8 { };
 
-  mutmut = callPackage ../development/python-modules/mutmut { };
-
   mujson = callPackage ../development/python-modules/mujson { };
 
   mwclient = callPackage ../development/python-modules/mwclient { };