thrift: Move from Python 2 to Python 3

The Twisted dependency now requires Python 3.
Also, Python 2 is long-since EOL.

pkgs/development/libraries/thrift/0.10.nix

···
-{ lib, stdenv, fetchurl, boost, zlib, libevent, openssl, python, pkg-config, bison
-, flex, twisted
+{ lib, stdenv, fetchurl, boost, zlib, libevent, openssl, python3, pkg-config, bison
+, flex
 }:
 
 stdenv.mkDerivation rec {
···
 
   nativeBuildInputs = [ pkg-config ];
   buildInputs = [
-    boost zlib libevent openssl python bison flex twisted
+    boost zlib libevent openssl bison flex (python3.withPackages (ps: [ps.twisted]))
   ];
 
   preConfigure = "export PY_PREFIX=$out";

pkgs/development/libraries/thrift/default.nix

···
-{ lib, stdenv, fetchurl, boost, zlib, libevent, openssl, python, cmake, pkg-config
-, bison, flex, twisted
+{ lib, stdenv, fetchurl, boost, zlib, libevent, openssl, python3, cmake, pkg-config
+, bison, flex
 , static ? stdenv.hostPlatform.isStatic
 }:
 
···
 
   nativeBuildInputs = [ cmake pkg-config bison flex ];
   buildInputs = [ boost zlib libevent openssl ]
-    ++ lib.optionals (!static) [ python twisted ];
+    ++ lib.optionals (!static) [ (python3.withPackages (ps: [ps.twisted])) ];
 
   preConfigure = "export PY_PREFIX=$out";
 

pkgs/top-level/all-packages.nix

···
 
   theft = callPackage ../development/libraries/theft { };
 
-  thrift = callPackage ../development/libraries/thrift {
-    inherit (pythonPackages) twisted;
-  };
+  thrift = callPackage ../development/libraries/thrift { };
 
-  thrift-0_10 = callPackage ../development/libraries/thrift/0.10.nix {
-    inherit (pythonPackages) twisted;
-  };
+  thrift-0_10 = callPackage ../development/libraries/thrift/0.10.nix { };
 
   tidyp = callPackage ../development/libraries/tidyp { };