diff --git a/pkgs/applications/misc/rtv/default.nix b/pkgs/applications/misc/rtv/default.nix
index 20f8df8da482..e8b3eeda01ad 100644
--- a/pkgs/applications/misc/rtv/default.nix
+++ b/pkgs/applications/misc/rtv/default.nix
@@ -1,28 +1,47 @@
-{ stdenv, fetchFromGitHub, pkgs, lib, python, pythonPackages }:
+{ stdenv, fetchFromGitHub, pkgs, pythonPackages }:
 
-pythonPackages.buildPythonApplication rec {
-  version = "1.14.1";
+with pythonPackages;
+buildPythonApplication rec {
+  version = "1.15.1";
   name = "rtv-${version}";
 
   src = fetchFromGitHub {
     owner = "michael-lazar";
     repo = "rtv";
     rev = "v${version}";
-    sha256 = "03106sdsvj4zjjaqqg7qvm3n959plvy08a6n28ir1yf67kwzsx8a";
+    sha256 = "037dhds1prxj7vsq15dr46wk3pfk3ixr0d60m3h796b6nbc1spya";
   };
 
-  propagatedBuildInputs = with pythonPackages; [
+  checkPhase = ''
+    py.test
+  '';
+
+  buildInputs = [
+    coverage
+    coveralls
+    docopt
+    mock
+    pylint
+    pytest
+    vcrpy
+  ];
+
+  propagatedBuildInputs = [
+    backports_functools_lru_cache
     beautifulsoup4
+    configparser
+    contextlib2
+    decorator
+    kitchen
     mailcap-fix
-    tornado
+    mccabe
     requests2
     six
-    praw
-    kitchen
-    praw
-  ] ++ lib.optional (!pythonPackages.isPy3k) futures;
+    tornado
+    pyyaml
+  ];
 
-  meta = with lib; {
+  meta = with stdenv.lib; {
     homepage = https://github.com/michael-lazar/rtv;
     description = "Browse Reddit from your Terminal";
     license = licenses.mit;
diff --git a/pkgs/development/python-modules/coveralls/default.nix b/pkgs/development/python-modules/coveralls/default.nix
new file mode 100644
index 000000000000..59f66f36d876
--- /dev/null
+++ b/pkgs/development/python-modules/coveralls/default.nix
@@ -0,0 +1,51 @@
+{ buildPythonPackage
+, lib
+, fetchPypi
+, mock
+, pytest_27
+, sh
+, coverage
+, docopt
+, requests2
+, git
+}:
+
+buildPythonPackage rec {
+  pname = "coveralls";
+  name = "${pname}-python-${version}";
+  version = "1.1";
+
+  # wanted by tests
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0238hgdwbvriqxrj22zwh0rbxnhh9c6hh75i39ll631vq62h65il";
+  };
+
+  buildInputs = [
+    mock
+    sh
+    pytest_27
+    git
+  ];
+
+  # FIXME: tests requires .git directory to be present
+  doCheck = false;
+
+  checkPhase = ''
+    python setup.py test
+  '';
+
+  propagatedBuildInputs = [
+    coverage
+    docopt
+    requests2
+  ];
+
+  meta = {
+    description = "Show coverage stats online via coveralls.io";
+    homepage = https://github.com/coveralls-clients/coveralls-python;
+    license = lib.licenses.mit;
+  };
+}
+
+
diff --git a/pkgs/development/python-modules/httpbin/default.nix b/pkgs/development/python-modules/httpbin/default.nix
new file mode 100644
index 000000000000..72917fdd771b
--- /dev/null
+++ b/pkgs/development/python-modules/httpbin/default.nix
@@ -0,0 +1,27 @@
+{ stdenv
+, buildPythonPackage
+, fetchPypi
+, flask
+, markupsafe
+, decorator
+, itsdangerous
+, six }:
+
+buildPythonPackage rec {
+  pname = "httpbin";
+  version = "0.5.0";
+  name = "${pname}-${version}";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "6b57f563900ecfe126015223a259463848daafbdc2687442317c0992773b9054";
+  };
+
+  propagatedBuildInputs = [ flask markupsafe decorator itsdangerous six ];
+
+  meta = with stdenv.lib; {
+    homepage = https://github.com/kennethreitz/httpbin;
+    description = "HTTP Request & Response Service";
+    license = licenses.mit;
+  };
+}
diff --git a/pkgs/development/python-modules/kitchen/default.nix b/pkgs/development/python-modules/kitchen/default.nix
new file mode 100644
index 000000000000..895cdedcb6e8
--- /dev/null
+++ b/pkgs/development/python-modules/kitchen/default.nix
@@ -0,0 +1,17 @@
+{ stdenv, buildPythonPackage, fetchPypi }:
+buildPythonPackage rec {
+  pname = "kitchen";
+  version = "1.2.4";
+  name = "${pname}-${version}";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0ggv3p4x8jvmmzhp0xm00h6pvh1g0gmycw71rjwagnrj8n23vxrq";
+  };
+
+  meta = with stdenv.lib; {
+    description = "Kitchen contains a cornucopia of useful code";
+    license = licenses.lgpl2;
+    maintainers = with maintainers; [ mornfall ];
+  };
+}
diff --git a/pkgs/development/python-modules/pytest-httpbin/default.nix b/pkgs/development/python-modules/pytest-httpbin/default.nix
new file mode 100644
index 000000000000..a31c9ba35bbe
--- /dev/null
+++ b/pkgs/development/python-modules/pytest-httpbin/default.nix
@@ -0,0 +1,36 @@
+{ buildPythonPackage
+, lib
+, fetchFromGitHub
+, pytest
+, flask
+, decorator
+, httpbin
+, six
+, requests2
+}:
+
+buildPythonPackage rec {
+  name = "pytest-httpbin-${version}";
+  version = "0.2.3";
+
+  src = fetchFromGitHub {
+    owner = "kevin1024";
+    repo = "pytest-httpbin";
+    rev = "v${version}";
+    sha256 = "0j3n12jjy8cm0va8859wqra6abfyajrgh2qj8bhcngf3a72zl9ks";
+  };
+
+  checkPhase = ''
+    py.test -k "not test_chunked_encoding"
+  '';
+
+  buildInputs = [ pytest ];
+  propagatedBuildInputs = [ flask decorator httpbin six requests2 ];
+
+  meta = {
+    description = "Easily test your HTTP library against a local copy of httpbin.org";
+    homepage = https://github.com/kevin1024/pytest-httpbin;
+    license = lib.licenses.mit;
+  };
+}
+
diff --git a/pkgs/development/python-modules/vcrpy/default.nix b/pkgs/development/python-modules/vcrpy/default.nix
new file mode 100644
index 000000000000..c925649b8b2b
--- /dev/null
+++ b/pkgs/development/python-modules/vcrpy/default.nix
@@ -0,0 +1,44 @@
+{ buildPythonPackage
+, lib
+, pkgs
+, pyyaml
+, mock
+, contextlib2
+, wrapt
+, pytest_27
+, httpbin
+, pytest-httpbin
+, yarl
+}:
+
+buildPythonPackage rec {
+  version = "1.10.5";
+  name = "vcrpy-${version}";
+
+  src = pkgs.fetchurl {
+    url = "mirror://pypi/v/vcrpy/vcrpy-${version}.tar.gz";
+    sha256 = "12kncg6jyvj15mi8ca74514f2x1ih753nhyz769nwvh39r468167";
+  };
+
+  buildInputs = [
+    pyyaml
+    mock
+    contextlib2
+    wrapt
+    pytest_27
+    httpbin
+    pytest-httpbin
+    yarl
+  ];
+
+  checkPhase = ''
+    py.test --ignore=tests/integration -k "TestVCRConnection.testing_connect"
+  '';
+
+  meta = with lib; {
+    description = "Automatically mock your HTTP interactions to simplify and speed up testing";
+    homepage = https://github.com/kevin1024/vcrpy;
+    license = licenses.mit;
+  };
+}
+
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 318a3af78cc5..389e11e1d25f 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -4388,6 +4388,8 @@ in {
     };
   };
 
+  coveralls = callPackage ../development/python-modules/coveralls { };
+
   coverage = buildPythonPackage rec {
     name = "coverage-4.0.1";
 
@@ -5191,6 +5193,8 @@ in {
     };
   };
 
+  pytest-httpbin = callPackage ../development/python-modules/pytest-httpbin { };
+
   pytestcache = buildPythonPackage rec {
     name = "pytest-cache-1.0";
     src = pkgs.fetchurl {
@@ -10229,6 +10233,8 @@ in {
     };
   };
 
+  vcrpy = callPackage ../development/python-modules/vcrpy { };
+
   venusian = buildPythonPackage rec {
     name = "venusian-1.0";
 
@@ -12717,23 +12723,7 @@ in {
     };
   });
 
-  httpbin = buildPythonPackage rec {
-    name = "httpbin-0.2.0";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/h/httpbin/${name}.tar.gz";
-      sha256 = "6b57f563900ecfe126015223a259463848daafbdc2687442317c0992773b9054";
-    };
-
-    propagatedBuildInputs = with self; [ flask markupsafe decorator itsdangerous six ];
-
-    meta = {
-      homepage = https://github.com/kennethreitz/httpbin;
-      description = "HTTP Request & Response Service";
-      license = licenses.mit;
-    };
-
-  };
+  httpbin = callPackage ../development/python-modules/httpbin { };
 
   httplib2 = buildPythonPackage rec {
     name = "httplib2-0.9.2";
@@ -13589,17 +13579,7 @@ in {
     };
   };
 
-  kitchen = buildPythonPackage (rec {
-    name = "kitchen-1.1.1";
-    disabled = isPy3k;
-
-    meta.maintainers = with maintainers; [ mornfall ];
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/k/kitchen/kitchen-1.1.1.tar.gz";
-      sha256 = "0ki840hjk1q19w6icv0dj2jxb00966nwy9b1jib0dgdspj00yrr5";
-    };
-  });
+  kitchen = callPackage ../development/python-modules/kitchen/default.nix { };
 
   pylast = buildPythonPackage rec {
     name = "pylast-${version}";