New package: python-box2d. The Python bindings of the c++ game physics library box2.

pkgs/development/python-modules/box2d/disable-test.patch

···
+Common subdirectories: Box2D-2.3b0/Box2D and Box2D-2.3b0.new/Box2D
+Common subdirectories: Box2D-2.3b0/examples and Box2D-2.3b0.new/examples
+Common subdirectories: Box2D-2.3b0/library and Box2D-2.3b0.new/library
+diff -u Box2D-2.3b0/setup.py Box2D-2.3b0.new/setup.py
+--- Box2D-2.3b0/setup.py	2013-02-02 18:09:34.000000000 +0100
++++ Box2D-2.3b0.new/setup.py	2014-10-25 13:32:07.136922343 +0200
+@@ -176,7 +176,6 @@
+     package_dir      = {'Box2D': library_path, 
+                         'Box2D.b2': os.path.join(library_path, 'b2'),
+                         'Box2D.tests' : 'tests'},
+-    test_suite       = 'tests',
+     options          = { 'build_ext': { 'swig_opts' : swig_arguments },
+                          'egg_info' : { 'egg_base' : library_base },
+                         },

pkgs/top-level/python-packages.nix

···
     };
   };
 
+  box2d = buildPythonPackage rec {
+    name = "box2d-${version}";
+    version = "2.3b0";
+
+    src = pkgs.fetchurl {
+      url = "https://pypi.python.org/packages/source/B/Box2D/Box2D-2.3b0.zip";
+      md5="25fc4f69cd580bdca0022ac3ace53865";
+    };
+
+    patches = [ ../development/python-modules/box2d/disable-test.patch ];
+
+    propagatedBuildInputs = [ pkgs.swig pkgs.box2d ];
+
+    meta = with stdenv.lib; {
+      homepage = https://code.google.com/p/pybox2d/;
+      description = ''
+        A 2D game physics library for Python under
+        the very liberal zlib license
+      '';
+      license = license.zlib;
+      platforms = platforms.all;
+      maintainers = [ maintainers.sepi ];
+    };
+  };
 
   # bugz = buildPythonPackage (rec {
   #   name = "bugz-0.9.3";