diff --git a/pkgs/development/python-modules/extras/default.nix b/pkgs/development/python-modules/extras/default.nix
new file mode 100644
index 000000000000..9b42953bb6d3
--- /dev/null
+++ b/pkgs/development/python-modules/extras/default.nix
@@ -0,0 +1,23 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+}:
+
+buildPythonPackage rec {
+  pname = "extras";
+  version = "0.0.3";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "1h7zx4dfyclalg0fqnfjijpn0f793a9mx8sy3b27gd31nr6dhq3s";
+  };
+
+  # error: invalid command 'test'
+  doCheck = false;
+
+  meta = {
+    description = "A module provides basic functions for parsing mime-type names and matching them against a list of media-ranges";
+    homepage = https://code.google.com/p/mimeparse/;
+    license = lib.licenses.mit;
+  };
+}
\ No newline at end of file
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 9de6d98a63fd..e946e8a61011 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -18316,24 +18316,7 @@ in {
   };
 
 
-  extras = buildPythonPackage rec {
-    name = "extras-${version}";
-    version = "0.0.3";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/e/extras/extras-${version}.tar.gz";
-      sha256 = "1h7zx4dfyclalg0fqnfjijpn0f793a9mx8sy3b27gd31nr6dhq3s";
-    };
-
-    # error: invalid command 'test'
-    doCheck = false;
-
-    meta = {
-      description = "A module provides basic functions for parsing mime-type names and matching them against a list of media-ranges";
-      homepage = https://code.google.com/p/mimeparse/;
-      license = licenses.mit;
-    };
-  };
+  extras = callPackage ../development/python-modules/extras { };
 
   texttable = callPackage ../development/python-modules/texttable { };