Merge pull request #202889 from dotlambda/py3c-python3

pkgs/development/libraries/py3c/default.nix

@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchFromGitHub, python2, python3 }:
+{ lib, stdenv, fetchFromGitHub, python3 }:
 
 stdenv.mkDerivation rec {
   pname = "py3c";
@@ -25,10 +25,11 @@ stdenv.mkDerivation rec {
   doCheck = true;
 
   checkInputs = [
-    python2
     python3
   ];
 
+  checkTarget = "test-python";
+
   meta = with lib; {
     homepage = "https://github.com/encukou/py3c";
     description = "Python 2/3 compatibility layer for C extensions";