diff --git a/pkgs/development/python-modules/ROPGadget/default.nix b/pkgs/development/python-modules/ROPGadget/default.nix
new file mode 100644
index 00000000000..41b92683b07
--- /dev/null
+++ b/pkgs/development/python-modules/ROPGadget/default.nix
@@ -0,0 +1,22 @@
+{ stdenv, buildPythonPackage, fetchPypi
+, capstone}:
+
+buildPythonPackage rec {
+  pname = "ROPGadget";
+  version = "5.4";
+  name = "${pname}-${version}";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "19wly4x3mq73c91pplqjk0c7sx6710887czh514qk5l7j0ky6dxg";
+  };
+
+  propagatedBuildInputs = [ capstone ];
+
+  meta = with stdenv.lib; {
+    description = "Tool to search for gadgets in binaries to facilitate ROP exploitation";
+    homepage = "http://shell-storm.org/project/ROPgadget/";
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ bennofs ];
+  };
+}
diff --git a/pkgs/development/python-modules/hypchat/default.nix b/pkgs/development/python-modules/hypchat/default.nix
new file mode 100644
index 00000000000..6574de1be63
--- /dev/null
+++ b/pkgs/development/python-modules/hypchat/default.nix
@@ -0,0 +1,15 @@
+{ stdenv, buildPythonPackage, fetchPypi
+, requests, six, dateutil }:
+
+buildPythonPackage rec {
+  pname = "hypchat";
+  version = "0.21";
+  name = "${pname}-${version}";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "1sd8f3gihagaqd848dqy6xw457fa4f9bla1bfyni7fq3h76sjdzg";
+  };
+
+  propagatedBuildInputs = [ requests six dateutil ];
+}
diff --git a/pkgs/development/python-modules/pyfeed/default.nix b/pkgs/development/python-modules/pyfeed/default.nix
new file mode 100644
index 00000000000..a1591037fb5
--- /dev/null
+++ b/pkgs/development/python-modules/pyfeed/default.nix
@@ -0,0 +1,23 @@
+{ stdenv, buildPythonPackage, fetchurl
+, xe }:
+
+buildPythonPackage rec {
+  url = "http://www.blarg.net/%7Esteveha/pyfeed-0.7.4.tar.gz";
+
+  name = stdenv.lib.nameFromURL url ".tar";
+
+  src = fetchurl {
+    inherit url;
+    sha256 = "1h4msq573m7wm46h3cqlx4rsn99f0l11rhdqgf50lv17j8a8vvy1";
+  };
+
+  propagatedBuildInputs = [ xe ];
+
+  # error: invalid command 'test'
+  doCheck = false;
+
+  meta = with stdenv.lib; {
+    homepage = "http://home.blarg.net/~steveha/pyfeed.html";
+    description = "Tools for syndication feeds";
+  };
+}
diff --git a/pkgs/development/python-modules/pyfftw/default.nix b/pkgs/development/python-modules/pyfftw/default.nix
new file mode 100644
index 00000000000..973a2e84ffa
--- /dev/null
+++ b/pkgs/development/python-modules/pyfftw/default.nix
@@ -0,0 +1,35 @@
+{ stdenv, buildPythonPackage, fetchPypi
+, fftw, fftwFloat, fftwLongDouble, numpy, scipy }:
+
+buildPythonPackage rec {
+  version = "0.10.4";
+  pname = "pyFFTW";
+  name = "${pname}-${version}";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "739b436b7c0aeddf99a48749380260364d2dc027cf1d5f63dafb5f50068ede1a";
+  };
+
+  buildInputs = [ fftw fftwFloat fftwLongDouble];
+
+  propagatedBuildInputs = [ numpy scipy ];
+
+  # Tests cannot import pyfftw. pyfftw works fine though.
+  doCheck = false;
+
+  preConfigure = ''
+    export LDFLAGS="-L${fftw.out}/lib -L${fftwFloat.out}/lib -L${fftwLongDouble.out}/lib"
+    export CFLAGS="-I${fftw.dev}/include -I${fftwFloat.dev}/include -I${fftwLongDouble.dev}/include"
+  '';
+  #+ optionalString isDarwin ''
+  #  export DYLD_LIBRARY_PATH="${pkgs.fftw.out}/lib"
+  #'';
+
+  meta = with stdenv.lib; {
+    description = "A pythonic wrapper around FFTW, the FFT library, presenting a unified interface for all the supported transforms";
+    homepage = http://hgomersall.github.com/pyFFTW/;
+    license = with licenses; [ bsd2 bsd3 ];
+    maintainers = with maintainers; [ fridh ];
+  };
+}
diff --git a/pkgs/development/python-modules/pyfiglet/default.nix b/pkgs/development/python-modules/pyfiglet/default.nix
new file mode 100644
index 00000000000..9308a746736
--- /dev/null
+++ b/pkgs/development/python-modules/pyfiglet/default.nix
@@ -0,0 +1,20 @@
+{ stdenv, buildPythonPackage, fetchPypi }:
+
+buildPythonPackage rec {
+  version = "0.7.5";
+  pname = "pyfiglet";
+  name = "${pname}-${version}";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "04jy4182hn5xfs6jf432gxclfj1rhssd7bsf0b4gymrjzkhr8qa4";
+  };
+
+  doCheck = false;
+
+  meta = with stdenv.lib; {
+    description = "FIGlet in pure Python";
+    license     = licenses.gpl2Plus;
+    maintainers = with maintainers; [ thoughtpolice ];
+  };
+}
diff --git a/pkgs/development/python-modules/pyftgl/default.nix b/pkgs/development/python-modules/pyftgl/default.nix
new file mode 100644
index 00000000000..51de5e8fad5
--- /dev/null
+++ b/pkgs/development/python-modules/pyftgl/default.nix
@@ -0,0 +1,20 @@
+{ stdenv, buildPythonPackage, fetchFromGitHub
+, boost, freetype, ftgl, mesa }:
+
+buildPythonPackage rec {
+  name = "pyftgl-0.4b";
+
+  src = fetchFromGitHub {
+    owner = "umlaeute";
+    repo = "pyftgl";
+    rev = "0.4b";
+    sha256 = "12zcjv4cwwjihiaf74kslrdmmk4bs47h7006gyqfwdfchfjdgg4r";
+  };
+
+  buildInputs = [ boost freetype ftgl mesa ];
+
+  meta = with stdenv.lib; {
+    description = "Python bindings for FTGL (FreeType for OpenGL)";
+    license = licenses.gpl2Plus;
+  };
+}
diff --git a/pkgs/development/python-modules/pygeoip/default.nix b/pkgs/development/python-modules/pygeoip/default.nix
new file mode 100644
index 00000000000..a0a92ffc287
--- /dev/null
+++ b/pkgs/development/python-modules/pygeoip/default.nix
@@ -0,0 +1,24 @@
+{ stdenv, buildPythonPackage, fetchPypi
+, nose }:
+
+buildPythonPackage rec {
+  pname = "pygeoip";
+  version = "0.3.2";
+  name = "${pname}-${version}";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "f22c4e00ddf1213e0fae36dc60b46ee7c25a6339941ec1a975539014c1f9a96d";
+  };
+
+  # requires geoip samples
+  doCheck = false;
+
+  buildInputs = [ nose ];
+
+  meta = with stdenv.lib; {
+    description = "Pure Python GeoIP API";
+    homepage = https://github.com/appliedsec/pygeoip;
+    license = licenses.lgpl3Plus;
+  };
+}
diff --git a/pkgs/development/python-modules/pyglet/default.nix b/pkgs/development/python-modules/pyglet/default.nix
new file mode 100644
index 00000000000..8d5dd53f80a
--- /dev/null
+++ b/pkgs/development/python-modules/pyglet/default.nix
@@ -0,0 +1,27 @@
+{ stdenv, buildPythonPackage, fetchPypi
+, mesa, xorg, freetype, fontconfig}:
+
+buildPythonPackage rec {
+  version = "1.2.4";
+  pname = "pyglet";
+  name = "${pname}-${version}";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "9f62ffbbcf2b202d084bf158685e77d28b8f4f5f2738f4c5e63a947a07503445";
+  };
+
+  patchPhase = let
+    libs = [ mesa xorg.libX11 freetype fontconfig ];
+    paths = builtins.concatStringsSep "," (map (l: "\"${l}/lib\"") libs);
+  in "sed -i -e 's|directories\.extend.*lib[^]]*|&,${paths}|' pyglet/lib.py";
+
+  doCheck = false;
+
+  meta = with stdenv.lib; {
+    homepage = "http://www.pyglet.org/";
+    description = "A cross-platform windowing and multimedia library";
+    license = licenses.bsd3;
+    platforms = platforms.mesaPlatforms;
+  };
+}
diff --git a/pkgs/development/python-modules/pygpgme/default.nix b/pkgs/development/python-modules/pygpgme/default.nix
new file mode 100644
index 00000000000..85bf262837f
--- /dev/null
+++ b/pkgs/development/python-modules/pygpgme/default.nix
@@ -0,0 +1,26 @@
+{ stdenv, buildPythonPackage, fetchurl, isPyPy
+, gpgme }:
+
+buildPythonPackage rec {
+  version = "0.3";
+  pname = "pygpgme";
+  name = "${pname}-${version}";
+  disabled = isPyPy;
+
+  src = fetchurl {
+    url = "https://launchpad.net/pygpgme/trunk/${version}/+download/${name}.tar.gz";
+    sha256 = "5fd887c407015296a8fd3f4b867fe0fcca3179de97ccde90449853a3dfb802e1";
+  };
+
+  # error: invalid command 'test'
+  doCheck = false;
+
+  propagatedBuildInputs = [ gpgme ];
+
+  meta = with stdenv.lib; {
+    homepage = "https://launchpad.net/pygpgme";
+    description = "A Python wrapper for the GPGME library";
+    license = licenses.lgpl21;
+    maintainers = with maintainers; [ garbas ];
+  };
+}
diff --git a/pkgs/development/python-modules/pyrr/default.nix b/pkgs/development/python-modules/pyrr/default.nix
new file mode 100644
index 00000000000..fba7a0b27dd
--- /dev/null
+++ b/pkgs/development/python-modules/pyrr/default.nix
@@ -0,0 +1,22 @@
+{ stdenv, buildPythonPackage, fetchPypi
+, setuptools, multipledispatch, numpy }:
+
+buildPythonPackage rec {
+  version = "0.7.2";
+  pname = "pyrr";
+  name = "${pname}-${version}";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "04a65a9fb5c746b41209f55b21abf47a0ef80a4271159d670ca9579d9be3b4fa";
+  };
+
+  buildInputs = [ setuptools ];
+  propagatedBuildInputs = [ multipledispatch numpy ];
+
+  meta = with stdenv.lib; {
+    description = "3D mathematical functions using NumPy";
+    homepage = https://github.com/adamlwgriffiths/Pyrr/;
+    license = licenses.bsd2;
+  };
+}
diff --git a/pkgs/development/python-modules/pyshp/default.nix b/pkgs/development/python-modules/pyshp/default.nix
new file mode 100644
index 00000000000..4629331e52d
--- /dev/null
+++ b/pkgs/development/python-modules/pyshp/default.nix
@@ -0,0 +1,21 @@
+{ stdenv, buildPythonPackage, fetchPypi
+, setuptools }:
+
+buildPythonPackage rec {
+  version = "1.2.3";
+  pname = "pyshp";
+  name = "${pname}-${version}";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "e18cc19659dadc5ddaa891eb780a6958094da0cf105a1efe0f67e75b4fa1cdf9";
+  };
+
+  buildInputs = [ setuptools ];
+
+  meta = with stdenv.lib; {
+    description = "Pure Python read/write support for ESRI Shapefile format";
+    homepage = https://github.com/GeospatialPython/pyshp;
+    license = licenses.mit;
+  };
+}
diff --git a/pkgs/development/python-modules/ramlfications/default.nix b/pkgs/development/python-modules/ramlfications/default.nix
new file mode 100644
index 00000000000..1042b8de98e
--- /dev/null
+++ b/pkgs/development/python-modules/ramlfications/default.nix
@@ -0,0 +1,30 @@
+{ stdenv, buildPythonPackage, fetchPypi
+, mock, pytest, pytest-mock, pytest-server-fixtures, pytest-localserver
+, termcolor, click, markdown2, six, jsonref, pyyaml, xmltodict, attrs
+}:
+
+buildPythonPackage rec {
+  pname = "ramlfications";
+  version = "0.1.9";
+  name = "${pname}-${version}";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0xvnna7kaq4nm5nfnwcwbr5bcm2s532hgyp7kq4v9iivn48rrf3v";
+  };
+
+  meta = with stdenv.lib; {
+    description = "A Python RAML parser.";
+    homepage    = "https://ramlfications.readthedocs.org";
+    license     = licenses.asl20;
+    maintainers = with maintainers; [ nand0p ];
+    platforms   = platforms.all;
+  };
+
+  doCheck = false;
+  # [darwin]  AssertionError: Expected 'update_mime_types' to have been called once. Called 0 times.
+
+  buildInputs = [ mock pytest pytest-mock pytest-server-fixtures pytest-localserver ];
+
+  propagatedBuildInputs = [ termcolor click markdown2 six jsonref pyyaml xmltodict attrs ];
+}
diff --git a/pkgs/development/python-modules/smugpy/default.nix b/pkgs/development/python-modules/smugpy/default.nix
new file mode 100644
index 00000000000..5eb8d77a244
--- /dev/null
+++ b/pkgs/development/python-modules/smugpy/default.nix
@@ -0,0 +1,22 @@
+{ stdenv, buildPythonPackage, fetchFromGitHub }:
+
+buildPythonPackage rec {
+  name    = pname + "-" + version;
+  pname   = "smugpy";
+  version = "20131218";
+
+  src = fetchFromGitHub {
+    owner  = "chrishoffman";
+    repo   = pname;
+    rev    = "f698d6749ce446e3d6c7d925b2cd1cd5b3d695ea";
+    sha256 = "029x6hm1744iznv4sw8sfyl974wmx1sqnr1k5dvzzwpk3ja49a1y";
+  };
+
+  meta = with stdenv.lib; {
+    description = "Python library for the SmugMug API";
+    license = with licenses; [ mit ];
+    homepage = https://github.com/chrishoffman/smugpy;
+  };
+
+  doCheck = false; # Tries to login to Smugmug…
+}
diff --git a/pkgs/development/python-modules/tempora/default.nix b/pkgs/development/python-modules/tempora/default.nix
new file mode 100644
index 00000000000..69006a31905
--- /dev/null
+++ b/pkgs/development/python-modules/tempora/default.nix
@@ -0,0 +1,19 @@
+{ stdenv, buildPythonPackage, fetchPypi
+, setuptools_scm, six }:
+
+buildPythonPackage rec {
+  version = "1.4";
+  pname = "tempora";
+  name = "${pname}-${version}";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0ysvns22i5hzhl5ln4n86bq10j8xwvd09z8qw1zjr3s0fj3lynza";
+  };
+
+  doCheck = false;
+
+  buildInputs = [ setuptools_scm ];
+
+  propagatedBuildInputs = [ six ];
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index e084bbd2b40..165a92c315e 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -17760,139 +17760,21 @@ in {
      };
    };
 
-  pyfeed = buildPythonPackage rec {
-    url = "http://www.blarg.net/%7Esteveha/pyfeed-0.7.4.tar.gz";
-    name = stdenv.lib.nameFromURL url ".tar";
-    src = pkgs.fetchurl {
-      inherit url;
-      sha256 = "1h4msq573m7wm46h3cqlx4rsn99f0l11rhdqgf50lv17j8a8vvy1";
-    };
-    propagatedBuildInputs = with self; [xe];
+  pyfeed = callPackage ../development/python-modules/pyfeed { };
 
-    # error: invalid command 'test'
-    doCheck = false;
+  pyfftw = callPackage ../development/python-modules/pyfftw { };
 
-    meta = {
-      homepage = "http://home.blarg.net/~steveha/pyfeed.html";
-      description = "Tools for syndication feeds";
-    };
-  };
-
-  pyfftw = buildPythonPackage rec {
-    name = "pyfftw-${version}";
-    version = "0.10.4";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/p/pyFFTW/pyFFTW-${version}.tar.gz";
-      sha256 = "739b436b7c0aeddf99a48749380260364d2dc027cf1d5f63dafb5f50068ede1a";
-    };
-
-    buildInputs = [ pkgs.fftw pkgs.fftwFloat pkgs.fftwLongDouble];
-
-    propagatedBuildInputs = with self; [ numpy scipy ];
-
-    # Tests cannot import pyfftw. pyfftw works fine though.
-    doCheck = false;
-
-    preConfigure = ''
-      export LDFLAGS="-L${pkgs.fftw.out}/lib -L${pkgs.fftwFloat.out}/lib -L${pkgs.fftwLongDouble.out}/lib"
-      export CFLAGS="-I${pkgs.fftw.dev}/include -I${pkgs.fftwFloat.dev}/include -I${pkgs.fftwLongDouble.dev}/include"
-    '';
-    #+ optionalString isDarwin ''
-    #  export DYLD_LIBRARY_PATH="${pkgs.fftw.out}/lib"
-    #'';
-
-    meta = {
-      description = "A pythonic wrapper around FFTW, the FFT library, presenting a unified interface for all the supported transforms";
-      homepage = http://hgomersall.github.com/pyFFTW/;
-      license = with licenses; [ bsd2 bsd3 ];
-      maintainers = with maintainers; [ fridh ];
-    };
-  };
-
-  pyfiglet = buildPythonPackage rec {
-    name = "pyfiglet-${version}";
-    version = "0.7.5";
-
-    src = pkgs.fetchurl {
-      url    = "mirror://pypi/p/pyfiglet/${name}.tar.gz";
-      sha256 = "04jy4182hn5xfs6jf432gxclfj1rhssd7bsf0b4gymrjzkhr8qa4";
-    };
-
-    doCheck = false;
-
-    meta = {
-      description = "FIGlet in pure Python";
-      license     = licenses.gpl2Plus;
-      maintainers = with maintainers; [ thoughtpolice ];
-    };
-  };
+  pyfiglet = callPackage ../development/python-modules/pyfiglet { };
 
   pyflakes = callPackage ../development/python-modules/pyflakes { };
 
-  pyftgl = buildPythonPackage rec {
-    name = "pyftgl-0.4b";
+  pyftgl = callPackage ../development/python-modules/pyftgl { };
 
-    src = pkgs.fetchFromGitHub {
-      owner = "umlaeute";
-      repo = "pyftgl";
-      rev = "0.4b";
-      sha256 = "12zcjv4cwwjihiaf74kslrdmmk4bs47h7006gyqfwdfchfjdgg4r";
-    };
-
-    buildInputs = with self; [ boost pkgs.freetype pkgs.ftgl pkgs.mesa ];
-
-    meta = {
-      description = "Python bindings for FTGL (FreeType for OpenGL)";
-      license = licenses.gpl2Plus;
-    };
-  };
-
-  pygeoip = buildPythonPackage rec {
-    name = "pygeoip-0.3.2";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/p/pygeoip/pygeoip-0.3.2.tar.gz";
-      sha256 = "f22c4e00ddf1213e0fae36dc60b46ee7c25a6339941ec1a975539014c1f9a96d";
-    };
-
-    # requires geoip samples
-    doCheck = false;
-
-    buildInputs = with self; [ nose ];
-
-    meta = {
-      description = "Pure Python GeoIP API";
-      homepage = https://github.com/appliedsec/pygeoip;
-      license = licenses.lgpl3Plus;
-    };
-  };
+  pygeoip = callPackage ../development/python-modules/pygeoip {};
 
   PyGithub = callPackage ../development/python-modules/pyGithub {};
 
-  pyglet = buildPythonPackage rec {
-    name = "pyglet-${version}";
-    version = "1.2.4";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/p/pyglet/pyglet-${version}.tar.gz";
-      sha256 = "9f62ffbbcf2b202d084bf158685e77d28b8f4f5f2738f4c5e63a947a07503445";
-    };
-
-    patchPhase = let
-      libs = [ pkgs.mesa pkgs.xorg.libX11 pkgs.freetype pkgs.fontconfig ];
-      paths = concatStringsSep "," (map (l: "\"${l}/lib\"") libs);
-    in "sed -i -e 's|directories\.extend.*lib[^]]*|&,${paths}|' pyglet/lib.py";
-
-    doCheck = false;
-
-    meta = {
-      homepage = "http://www.pyglet.org/";
-      description = "A cross-platform windowing and multimedia library";
-      license = licenses.bsd3;
-      platforms = platforms.mesaPlatforms;
-    };
-  };
+  pyglet = callPackage ../development/python-modules/pyglet {};
 
   pygments = callPackage ../development/python-modules/Pygments { };
 
@@ -17907,28 +17789,7 @@ in {
     };
   });
 
-  pygpgme = buildPythonPackage rec {
-    version = "0.3";
-    name = "pygpgme-${version}";
-    disabled = isPyPy;
-
-    src = pkgs.fetchurl {
-      url = "https://launchpad.net/pygpgme/trunk/${version}/+download/${name}.tar.gz";
-      sha256 = "5fd887c407015296a8fd3f4b867fe0fcca3179de97ccde90449853a3dfb802e1";
-    };
-
-    # error: invalid command 'test'
-    doCheck = false;
-
-    propagatedBuildInputs = with self; [ pkgs.gpgme ];
-
-    meta = {
-      homepage = "https://launchpad.net/pygpgme";
-      description = "A Python wrapper for the GPGME library";
-      license = licenses.lgpl21;
-      maintainers = with maintainers; [ garbas ];
-    };
-  };
+  pygpgme = callPackage ../development/python-modules/pygpgme { };
 
   pylint = callPackage ../development/python-modules/pylint { };
 
@@ -17940,42 +17801,9 @@ in {
     proj = null;
   };
 
-  pyrr = buildPythonPackage rec {
-    name = "pyrr-${version}";
-    version = "0.7.2";
+  pyrr = callPackage ../development/python-modules/pyrr { };
 
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/p/pyrr/pyrr-${version}.tar.gz";
-      sha256 = "04a65a9fb5c746b41209f55b21abf47a0ef80a4271159d670ca9579d9be3b4fa";
-    };
-
-    buildInputs = with self; [ setuptools ];
-    propagatedBuildInputs = with self; [ multipledispatch numpy ];
-
-    meta = {
-      description = "3D mathematical functions using NumPy";
-      homepage = https://github.com/adamlwgriffiths/Pyrr/;
-      license = licenses.bsd2;
-    };
-  };
-
-  pyshp = buildPythonPackage rec {
-    name = "pyshp-${version}";
-    version = "1.2.3";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/p/pyshp/pyshp-${version}.tar.gz";
-      sha256 = "e18cc19659dadc5ddaa891eb780a6958094da0cf105a1efe0f67e75b4fa1cdf9";
-    };
-
-    buildInputs = with self; [ setuptools ];
-
-    meta = {
-      description = "Pure Python read/write support for ESRI Shapefile format";
-      homepage = https://github.com/GeospatialPython/pyshp;
-      license = licenses.mit;
-    };
-  };
+  pyshp = callPackage ../development/python-modules/pyshp { };
 
   pyspread = callPackage ../development/python-modules/pyspread { };
 
@@ -28146,33 +27974,9 @@ EOF
     propagatedBuildInputs = with self; [ websocket_client requests ];
   };
 
-  tempora = buildPythonPackage rec {
-    name = "tempora-${version}";
-    version = "1.4";
+  tempora= callPackage ../development/python-modules/tempora { };
 
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/t/tempora/${name}.tar.gz";
-      sha256 = "0ysvns22i5hzhl5ln4n86bq10j8xwvd09z8qw1zjr3s0fj3lynza";
-    };
-
-    doCheck = false;
-
-    buildInputs = with self; [ setuptools_scm ];
-
-    propagatedBuildInputs = with self; [ six ];
-  };
-
-  hypchat = buildPythonPackage rec {
-    name = "hypchat-${version}";
-    version = "0.21";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/h/hypchat/${name}.tar.gz";
-      sha256 = "1sd8f3gihagaqd848dqy6xw457fa4f9bla1bfyni7fq3h76sjdzg";
-    };
-
-    propagatedBuildInputs = with self; [ requests six dateutil ];
-  };
+  hypchat = callPackage ../development/python-modules/hypchat { };
 
   pivy = buildPythonPackage rec {
     version = "20101207";
@@ -28186,22 +27990,7 @@ EOF
     buildInputs = with self; [ pkgs.swig1 pkgs.coin3d pkgs.soqt pkgs.mesa pkgs.xorg.libXi ];
   };
 
-  smugpy = buildPythonPackage rec {
-    name    = pname + "-" + version;
-    pname   = "smugpy";
-    version = "20131218";
-
-    src = pkgs.fetchFromGitHub {
-      owner  = "chrishoffman";
-      repo   = pname;
-      rev    = "f698d6749ce446e3d6c7d925b2cd1cd5b3d695ea";
-      sha256 = "029x6hm1744iznv4sw8sfyl974wmx1sqnr1k5dvzzwpk3ja49a1y";
-    };
-
-    doCheck = false; # Tries to login to Smugmug…
-
-    propagatedBuildInputs = with self; [ ];
-  };
+  smugpy = callPackage ../development/python-modules/smugpy { };
 
   smugline = stdenv.mkDerivation rec {
     name    = pname + "-" + version;
@@ -28231,31 +28020,7 @@ EOF
 
   txaio = callPackage ../development/python-modules/txaio { };
 
-  ramlfications = buildPythonPackage rec {
-    name = "${pname}-${version}";
-    pname = "ramlfications";
-    version = "0.1.9";
-
-    meta = {
-      description = "A Python RAML parser.";
-      homepage    = "https://ramlfications.readthedocs.org";
-      license     = licenses.asl20;
-      maintainers = with maintainers; [ nand0p ];
-      platforms   = platforms.all;
-    };
-
-    doCheck = false;
-    # [darwin]  AssertionError: Expected 'update_mime_types' to have been called once. Called 0 times.
-
-    buildInputs = with self; [ mock pytest pytest-mock pytest-server-fixtures pytest-localserver ];
-
-    propagatedBuildInputs = with self; [ termcolor click markdown2 six jsonref pyyaml xmltodict attrs ];
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/r/${pname}/${name}.tar.gz";
-      sha256 = "0xvnna7kaq4nm5nfnwcwbr5bcm2s532hgyp7kq4v9iivn48rrf3v";
-    };
-  };
+  ramlfications = callPackage ../development/python-modules/ramlfications { };
 
   yapf = callPackage ../development/python-modules/yapf { };
 
@@ -28304,20 +28069,7 @@ EOF
     };
   };
 
-  ROPGadget = buildPythonPackage rec {
-    name = "ROPGadget-5.4";
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/R/ROPGadget/${name}.tar.gz";
-      sha256 = "19wly4x3mq73c91pplqjk0c7sx6710887czh514qk5l7j0ky6dxg";
-    };
-    propagatedBuildInputs = with self; [ capstone ];
-    meta = with pkgs.stdenv.lib; {
-      description = "Tool to search for gadgets in binaries to facilitate ROP exploitation";
-      homepage = "http://shell-storm.org/project/ROPgadget/";
-      license = licenses.bsd3;
-      maintainers = with maintainers; [ bennofs ];
-    };
-  };
+  ROPGadget = callPackage ../development/python-modules/ROPGadget { };
 
   # We need "normal" libxml2 and not the python package by the same name.
   pywbem = callPackage ../development/python-modules/pywbem { libxml2 = pkgs.libxml2; };