diff --git a/pkgs/development/python-modules/WSME/default.nix b/pkgs/development/python-modules/WSME/default.nix
new file mode 100644
index 00000000000..8cbbd2c767f
--- /dev/null
+++ b/pkgs/development/python-modules/WSME/default.nix
@@ -0,0 +1,49 @@
+{ lib, buildPythonPackage, fetchPypi, isPy3k
+, pbr, six, simplegeneric, netaddr, pytz, webob
+, cornice, nose, webtest, pecan, transaction, cherrypy, sphinx
+, flask, flask-restful, suds-jurko, glibcLocales }:
+
+buildPythonPackage rec {
+  pname = "WSME";
+  version = "0.9.2";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "e790ac755a7e36eaa796d3966d3878677896dbc7d1c2685cb85c06b744c21976";
+  };
+
+  postPatch = ''
+    # remove turbogears tests as we don't have it packaged
+    rm tests/test_tg*
+    # WSME seems incompatible with recent SQLAlchemy version
+    rm wsmeext/tests/test_sqlalchemy*
+    # https://bugs.launchpad.net/wsme/+bug/1510823
+    ${if isPy3k then "rm tests/test_cornice.py" else ""}
+  '';
+
+  checkPhae = ''
+    nosetests --exclude test_buildhtml \
+              --exlcude test_custom_clientside_error \
+              --exclude test_custom_non_http_clientside_error
+  '';
+
+  # UnicodeEncodeError, ImportError, ...
+  doCheck = !isPy3k;
+
+  nativeBuildInputs = [ pbr ];
+
+  propagatedBuildInputs = [
+    six simplegeneric netaddr pytz webob
+  ];
+
+  checkInputs = [
+    cornice nose webtest pecan transaction cherrypy sphinx
+    flask flask-restful suds-jurko glibcLocales
+  ];
+
+  meta = with lib; {
+    description = "Simplify the writing of REST APIs, and extend them with additional protocols";
+    homepage = http://git.openstack.org/cgit/openstack/wsme;
+    license = licenses.mit;
+  };
+}
diff --git a/pkgs/development/python-modules/altair/default.nix b/pkgs/development/python-modules/altair/default.nix
index d3cdc0f43f2..d98eba693d2 100644
--- a/pkgs/development/python-modules/altair/default.nix
+++ b/pkgs/development/python-modules/altair/default.nix
@@ -1,17 +1,20 @@
 { stdenv, buildPythonPackage, fetchPypi
-, pytest, vega, pandas, ipython, traitlets }:
+, pytest, glibcLocales, vega, pandas, ipython, traitlets }:
 
 buildPythonPackage rec {
   pname = "altair";
   version = "1.2.1";
-  name = "${pname}-${version}";
 
   src = fetchPypi {
     inherit pname version;
     sha256 = "c1303f77f1ba4d632f2958c83c0f457b2b969860b1ac9adfb872aefa1780baa7";
   };
 
-  buildInputs = [ pytest ];
+  postPatch = ''
+    sed -i "s/vega==/vega>=/g" setup.py
+  '';
+
+  checkInputs = [ pytest glibcLocales ];
 
   checkPhase = ''
     export LANG=en_US.UTF-8
@@ -19,8 +22,6 @@ buildPythonPackage rec {
   '';
 
   propagatedBuildInputs = [ vega pandas ipython traitlets ];
-  # Disabling checks, MockRequest object has no method send()
-  doCheck = false;
 
   meta = with stdenv.lib; {
     description = "A declarative statistical visualization library for Python.";
diff --git a/pkgs/development/python-modules/astropy/default.nix b/pkgs/development/python-modules/astropy/default.nix
index ccf988fc56d..4ff4841cf5f 100644
--- a/pkgs/development/python-modules/astropy/default.nix
+++ b/pkgs/development/python-modules/astropy/default.nix
@@ -1,16 +1,18 @@
 { lib
 , fetchPypi
 , buildPythonPackage
+, isPy3k
 , numpy
 , pytest }:
 
 buildPythonPackage rec {
-  
   pname = "astropy";
   version = "3.0";
 
-  name = "${pname}-${version}";
+  disabled = !isPy3k; # according to setup.py
+
   doCheck = false; #Some tests are failing. More importantly setup.py hangs on completion. Needs fixing with a proper shellhook.
+
   src = fetchPypi {
     inherit pname version;
     sha256 = "9e0ad19b9d6d227bdf0932bbe64a8c5dd4a47d4ec078586cf24bf9f0c61d9ecf";
@@ -18,7 +20,6 @@ buildPythonPackage rec {
 
   propagatedBuildInputs = [ pytest numpy ]; # yes it really has pytest in install_requires
 
-
   meta = {
     description = "Astronomy/Astrophysics library for Python";
     homepage = http://www.astropy.org;
diff --git a/pkgs/development/python-modules/deform/default.nix b/pkgs/development/python-modules/deform/default.nix
new file mode 100644
index 00000000000..53286b38722
--- /dev/null
+++ b/pkgs/development/python-modules/deform/default.nix
@@ -0,0 +1,41 @@
+{ lib, buildPythonPackage, fetchPypi
+, chameleon, colander, iso8601, peppercorn, translationstring, zope_deprecation
+, nose, coverage, beautifulsoup4, flaky }:
+
+buildPythonPackage rec {
+  pname = "deform";
+  version = "2.0.5";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "874d3346a02c500432efdcc73b1a7174aa0ea69cd52a99bb9a812967f54f6f79";
+  };
+
+  postPatch = ''
+    substituteInPlace setup.py \
+      --replace "iso8601<=0.1.11" iso8601
+  '';
+
+  propagatedBuildInputs = [
+    chameleon
+    colander
+    iso8601
+    peppercorn
+    translationstring
+    zope_deprecation
+  ];
+
+  checkInputs = [
+    nose
+    coverage
+    beautifulsoup4
+    flaky
+  ];
+
+  meta = with lib; {
+    description = "Form library with advanced features like nested forms";
+    homepage = https://docs.pylonsproject.org/projects/deform/en/latest/;
+    license = licenses.free; # http://www.repoze.org/LICENSE.txt
+    maintainers = with maintainers; [ garbas domenkozar ];
+  };
+}
diff --git a/pkgs/development/python-modules/django-pipeline/default.nix b/pkgs/development/python-modules/django-pipeline/default.nix
new file mode 100644
index 00000000000..58e9d746b97
--- /dev/null
+++ b/pkgs/development/python-modules/django-pipeline/default.nix
@@ -0,0 +1,36 @@
+{ lib, buildPythonPackage, fetchFromGitHub, isPy3k
+, django, futures, mock, jinja2, jsmin, slimit }:
+
+buildPythonPackage rec {
+  pname = "django-pipeline";
+  version = "1.6.14";
+
+  # no tests on PyPI
+  src = fetchFromGitHub {
+    owner = "jazzband";
+    repo = pname;
+    rev = version;
+    sha256 = "1xf732bd17mgha75jfhlnms46ib2pffhpfa0ca7bmng9jhbvsl9j";
+  };
+
+  postPatch = ''
+    substituteInPlace tests/tests/test_compiler.py \
+      --replace "/usr/bin/env" ""
+  '';
+
+  propagatedBuildInputs = [ django ] ++ lib.optional (!isPy3k) futures;
+
+  checkInputs = [ jinja2 jsmin slimit ] ++ lib.optional (!isPy3k) mock;
+
+  checkPhase = ''
+    export PYTHONPATH=.:$PYTHONPATH
+    export DJANGO_SETTINGS_MODULE=tests.settings
+    ${django}/bin/django-admin.py test tests
+  '';
+
+  meta = with lib; {
+    description = "Pipeline is an asset packaging library for Django";
+    homepage = https://github.com/cyberdelia/django-pipeline;
+    license = licenses.mit;
+  };
+}
diff --git a/pkgs/development/python-modules/klein/default.nix b/pkgs/development/python-modules/klein/default.nix
new file mode 100644
index 00000000000..3dfbb4e17db
--- /dev/null
+++ b/pkgs/development/python-modules/klein/default.nix
@@ -0,0 +1,27 @@
+{ lib, buildPythonPackage, fetchPypi
+, six, twisted, werkzeug, incremental
+, mock }:
+
+buildPythonPackage rec {
+  pname = "klein";
+  version = "17.10.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "30aaf0d78a987d5dbfe0968a07367ad0c73e02823cc8eef4c54f80ab848370d0";
+  };
+
+  propagatedBuildInputs = [ six twisted werkzeug incremental ];
+
+  checkInputs = [ mock ];
+
+  checkPhase = ''
+    trial klein
+  '';
+
+  meta = with lib; {
+    description = "Klein Web Micro-Framework";
+    homepage    = "https://github.com/twisted/klein";
+    license     = licenses.mit;
+  };
+}
diff --git a/pkgs/development/python-modules/slimit/default.nix b/pkgs/development/python-modules/slimit/default.nix
new file mode 100644
index 00000000000..ff4c63891e5
--- /dev/null
+++ b/pkgs/development/python-modules/slimit/default.nix
@@ -0,0 +1,36 @@
+{ lib, buildPythonPackage, fetchPypi, isPy3k, fetchpatch, python, ply }:
+
+buildPythonPackage rec {
+  pname = "slimit";
+  version = "0.8.1";
+
+  src = fetchPypi {
+    inherit pname version;
+    extension = "zip";
+    sha256 = "f433dcef899f166b207b67d91d3f7344659cb33b8259818f084167244e17720b";
+  };
+
+  # Some patches from https://github.com/rspivak/slimit/pull/65
+  patches = lib.optionals isPy3k [
+    (fetchpatch {
+      url = https://github.com/lelit/slimit/commit/a61e12d88cc123c4b7af2abef21d06fd182e561a.patch;
+      sha256 = "0lbhvkgn4l8g9fwvb81rfwjx7hsaq2pid8a5gczdk1ba65wfvdq5";
+    })
+    (fetchpatch {
+      url = https://github.com/lelit/slimit/commit/e8331659fb89e8a4613c5e4e338c877fead9c551.patch;
+      sha256 = "1hv4ysn09c9bfd5bxhhrp51hsi81hdidmx0y7zcrjjiich9ayrni";
+    })
+  ];
+
+  propagatedBuildInputs = [ ply ];
+
+  checkPhase = ''
+    ${python.interpreter} -m unittest discover -s src/slimit
+  '';
+
+  meta = with lib; {
+    description = "JavaScript minifier";
+    homepage = http://slimit.readthedocs.org/;
+    license = licenses.mit;
+  };
+}
diff --git a/pkgs/development/python-modules/stem/default.nix b/pkgs/development/python-modules/stem/default.nix
new file mode 100644
index 00000000000..1df139ab29c
--- /dev/null
+++ b/pkgs/development/python-modules/stem/default.nix
@@ -0,0 +1,30 @@
+{ lib, buildPythonPackage, fetchPypi, python, mock }:
+
+buildPythonPackage rec {
+  pname = "stem";
+  version = "1.6.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "1va9p3ij7lxg6ixfsvaql06dn11l3fgpxmss1dhlvafm7sqizznp";
+  };
+
+  postPatch = ''
+    rm test/unit/installation.py
+    sed -i "/test.unit.installation/d" test/settings.cfg
+  '';
+
+  checkInputs = [ mock ];
+
+  checkPhase = ''
+    touch .gitignore
+    ${python.interpreter} run_tests.py -u
+  '';
+
+  meta = with lib; {
+    description = "Controller library that allows applications to interact with Tor";
+    homepage = https://stem.torproject.org/;
+    license = licenses.gpl3;
+    maintainers = with maintainers; [ phreedom ];
+  };
+}
diff --git a/pkgs/development/python-modules/zope_copy/default.nix b/pkgs/development/python-modules/zope_copy/default.nix
index 305928c1846..6bd7ae33fb9 100644
--- a/pkgs/development/python-modules/zope_copy/default.nix
+++ b/pkgs/development/python-modules/zope_copy/default.nix
@@ -8,20 +8,23 @@
 
 
 buildPythonPackage rec {
-  pname = "zope_copy";
-  version = "4.0.2";
+  pname = "zope.copy";
+  version = "4.1.0";
 
   src = fetchPypi {
     inherit pname version;
-    extension = "zip";
-    sha256 = "eb2a95866df1377741876a3ee62d8600e80089e6246e1a235e86791b29534457";
+    sha256 = "702dbb52e2427a1cc2e2b4b3f5a40c64dcbf9ebed85888ae8fa67172263a6994";
   };
 
   propagatedBuildInputs = [ zope_interface ];
 
   checkInputs = [ zope_location zope_schema ];
 
+  checkPhase = ''
+    python -m unittest discover -s src/zope/copy
+  '';
+
   meta = {
     maintainers = with lib.maintainers; [ domenkozar ];
   };
-}
\ No newline at end of file
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 5c49b6bc0c8..8716b5217b3 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -3657,32 +3657,7 @@ in {
 
   decorator = callPackage ../development/python-modules/decorator { };
 
-  deform = buildPythonPackage rec {
-    name = "deform-2.0a2";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/d/deform/${name}.tar.gz";
-      sha256 = "3fa4d287c8da77a83556e4a5686de006ddd69da359272120b915dc8f5a70cabd";
-    };
-
-    buildInputs = with self; [] ++ optional isPy26 unittest2;
-
-    propagatedBuildInputs =
-      [ self.beautifulsoup4
-        self.peppercorn
-        self.colander
-        self.translationstring
-        self.chameleon
-        self.zope_deprecation
-        self.coverage
-        self.nose
-      ];
-
-    meta = {
-      maintainers = with maintainers; [ garbas domenkozar ];
-      platforms = platforms.all;
-    };
-  };
+  deform = callPackage ../development/python-modules/deform { };
 
   demjson = callPackage ../development/python-modules/demjson { };
 
@@ -6330,23 +6305,7 @@ in {
 
   schema = callPackage ../development/python-modules/schema {};
 
-  stem = buildPythonPackage rec {
-    name = "stem-${version}";
-    version = "1.6.0";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/s/stem/${name}.tar.gz";
-      sha256 = "1va9p3ij7lxg6ixfsvaql06dn11l3fgpxmss1dhlvafm7sqizznp";
-    };
-
-    meta = {
-      description = "Controller library that allows applications to interact with Tor (https://www.torproject.org/";
-      homepage = https://stem.torproject.org/;
-      license = licenses.gpl3;
-      maintainers = with maintainers; [ phreedom ];
-    };
-
-  };
+  stem = callPackage ../development/python-modules/stem { };
 
   svg-path = callPackage ../development/python-modules/svg-path { };
 
@@ -6874,52 +6833,7 @@ in {
     };
   };
 
-  django_pipeline = buildPythonPackage rec {
-    name = "django-pipeline-${version}";
-    version = "1.5.1";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/d/django-pipeline/${name}.tar.gz";
-      sha256 = "1y49fa8jj7x9qjj5wzhns3zxwj0s73sggvkrv660cqw5qb7d8hha";
-    };
-
-    propagatedBuildInputs = with self; [ django futures ];
-
-    meta = with stdenv.lib; {
-      description = "Pipeline is an asset packaging library for Django";
-      homepage = https://github.com/cyberdelia/django-pipeline;
-      license = stdenv.lib.licenses.mit;
-    };
-  };
-
-  django_pipeline_1_3 = self.django_pipeline.overrideDerivation (super: rec {
-    name = "django-pipeline-1.3.27";
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/d/django-pipeline/${name}.tar.gz";
-      sha256 = "0iva3cmnh5jw54c7w83nx9nqv523hjvkbjchzd2pb6vzilxf557k";
-    };
-  });
-
-
-  djblets = if (versionOlder self.django.version "1.6.11") ||
-               (versionAtLeast self.django.version "1.9")
-            then throw "djblets only suported for Django<1.8.999,>=1.6.11"
-            else buildPythonPackage rec {
-    name = "Djblets-0.9";
-
-    src = pkgs.fetchurl {
-      url = "http://downloads.reviewboard.org/releases/Djblets/0.9/${name}.tar.gz";
-      sha256 = "1rr5vjwiiw3kih4k9nawislf701l838dbk5xgizadvwp6lpbpdpl";
-    };
-
-    propagatedBuildInputs = with self; [
-      django feedparser django_pipeline_1_3 pillowfight pytz ];
-
-    meta = {
-      description = "A collection of useful extensions for Django";
-      homepage = https://github.com/djblets/djblets;
-    };
-  };
+  django_pipeline = callPackage ../development/python-modules/django-pipeline { };
 
   dj-database-url = callPackage ../development/python-modules/dj-database-url { };
 
@@ -8895,24 +8809,8 @@ in {
 
   keyutils = callPackage ../development/python-modules/keyutils { };
 
-  klein = buildPythonPackage rec {
-    name = "klein-15.3.1";
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/k/klein/${name}.tar.gz";
-      sha256 = "1hl2psnn1chm698rimyn9dgcpl1mxgc8dj11b3ipp8z37yfjs3z9";
-    };
-
-    disabled = isPy3k;
-
-    propagatedBuildInputs = with self; [ werkzeug twisted ];
-
-    meta = {
-      description = "Klein Web Micro-Framework";
-      homepage    = "https://github.com/twisted/klein";
-      license     = licenses.mit;
-    };
-  };
-
+  klein = callPackage ../development/python-modules/klein { };
+ 
   koji = callPackage ../development/python-modules/koji { };
 
   kombu = buildPythonPackage rec {
@@ -11245,34 +11143,7 @@ in {
     };
   };
 
-  WSME = buildPythonPackage rec {
-    name = "WSME-${version}";
-    version = "0.8.0";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/W/WSME/${name}.tar.gz";
-      sha256 = "1nw827iz5g9jlfnfbdi8kva565v0kdjzba2lccziimj09r71w900";
-    };
-
-    checkPhase = ''
-      # remove turbogears tests as we don't have it packaged
-      rm tests/test_tg*
-      # remove flask since we don't have flask-restful
-      rm tests/test_flask*
-      # https://bugs.launchpad.net/wsme/+bug/1510823
-      ${if isPy3k then "rm tests/test_cornice.py" else ""}
-
-      nosetests tests/
-    '';
-
-    propagatedBuildInputs = with self; [
-      pbr six simplegeneric netaddr pytz webob
-    ];
-    buildInputs = with self; [
-      cornice nose webtest pecan transaction cherrypy sphinx
-    ];
-  };
-
+  WSME = callPackage ../development/python-modules/WSME { };
 
   zake = buildPythonPackage rec {
     name = "zake-${version}";
@@ -14402,27 +14273,6 @@ in {
 
   django-multiselectfield = callPackage ../development/python-modules/django-multiselectfield { };
 
-  reviewboard = buildPythonPackage rec {
-    name = "ReviewBoard-2.5.1.1";
-
-    src = pkgs.fetchurl {
-      url = "http://downloads.reviewboard.org/releases/ReviewBoard/2.5/${name}.tar.gz";
-      sha256 = "14m8yy2aqxnnzi822b797wc9nmkfkp2fqmq24asdnm66bxhyzjwn";
-    };
-
-    patchPhase = ''
-      sed -i 's/mimeparse/python-mimeparse/' setup.py
-      sed -i 's/markdown>=2.4.0,<2.4.999/markdown/' setup.py
-    '';
-
-    propagatedBuildInputs = with self;
-      [ django recaptcha_client pytz memcached dateutil_1_5 paramiko flup
-        pygments djblets django_evolution pycrypto pysvn pillow
-        psycopg2 django-haystack python_mimeparse markdown django-multiselectfield
-      ];
-  };
-
-
   rdflib = callPackage ../development/python-modules/rdflib { };
 
   isodate = buildPythonPackage rec {
@@ -15019,6 +14869,8 @@ in {
     };
   };
 
+  slimit = callPackage ../development/python-modules/slimit { };
+
   slob = buildPythonPackage rec {
     name = "slob-unstable-2016-11-03";