pythonPackages.zope_exceptions: refactor move to python-modules

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

@@ -0,0 +1,28 @@
+{ stdenv
+, buildPythonPackage
+, fetchPypi
+, zope_interface
+}:
+
+buildPythonPackage rec {
+  pname = "zope.exceptions";
+  version = "4.0.8";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0zwxaaa66sqxg5k7zcrvs0fbg9ym1njnxnr28dfmchzhwjvwnfzl";
+  };
+
+  propagatedBuildInputs = [ zope_interface ];
+
+  # circular deps
+  doCheck = false;
+
+  meta = with stdenv.lib; {
+    description = "Exception interfaces and implementations";
+    homepage = https://pypi.python.org/pypi/zope.exceptions;
+    license = licenses.zpl20;
+    maintainers = with maintainers; [ goibhniu ];
+  };
+
+}

pkgs/top-level/python-packages.nix

@@ -4196,28 +4196,7 @@ in {
 
   zope_event = callPackage ../development/python-modules/zope_event { };
 
-  zope_exceptions = buildPythonPackage rec {
+  zope_exceptions = callPackage ../development/python-modules/zope_exceptions { };
-     name = "zope.exceptions-${version}";
-     version = "4.0.8";
-
-     src = pkgs.fetchurl {
-       url = "mirror://pypi/z/zope.exceptions/${name}.tar.gz";
-       sha256 = "0zwxaaa66sqxg5k7zcrvs0fbg9ym1njnxnr28dfmchzhwjvwnfzl";
-     };
-
-     propagatedBuildInputs = with self; [ zope_interface ];
-
-     # circular deps
-     doCheck = false;
-
-     meta = {
-       description = "Exception interfaces and implementations";
-       homepage = https://pypi.python.org/pypi/zope.exceptions;
-       license = licenses.zpl20;
-       maintainers = with maintainers; [ goibhniu ];
-     };
-   };
-
 
   zope_filerepresentation = buildPythonPackage rec {
     name = "zope.filerepresentation-3.6.1";