Python: improve cross-compilation

This changeset allows for cross-compilation of Python packages. Packages
built with buildPythonPackage are not allowed to refer to the build
machine. Executables that have shebangs will refer to the host.

2 files changed, 2 insertions, 3 deletions

diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 9b49b4f45e4f..142173d4725d 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -7937,6 +7937,7 @@ in
   python3 = python37;
   pypy = pypy2;
   pypy2 = pypy27;
+  pypy3 = pypy35;
 
   # Python interpreter that is build with all modules, including tkinter.
   # These are for compatibility and should not be used inside Nixpkgs.
@@ -7954,7 +7955,7 @@ in
   python3Packages = python3.pkgs;
 
   pythonInterpreters = callPackage ./../development/interpreters/python {};
-  inherit (pythonInterpreters) python27 python35 python36 python37 pypy27 pypy3;
+  inherit (pythonInterpreters) python27 python35 python36 python37 pypy27 pypy35;
 
   # Python package sets.
   python27Packages = lib.hiPrioSet (recurseIntoAttrs python27.pkgs);
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index e0e45ea9ecd9..d3aa62faadd2 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -43,7 +43,6 @@ let
       else ff;
 
   buildPythonPackage = makeOverridablePythonPackage ( makeOverridable (callPackage ../development/interpreters/python/build-python-package.nix {
-    inherit bootstrapped-pip;
     flit = self.flit;
     # We want Python libraries to be named like e.g. "python3.6-${name}"
     inherit namePrefix;
@@ -51,7 +50,6 @@ let
   }));
 
   buildPythonApplication = makeOverridablePythonPackage ( makeOverridable (callPackage ../development/interpreters/python/build-python-package.nix {
-    inherit bootstrapped-pip;
     flit = self.flit;
     namePrefix = "";
     toPythonModule = x: x; # Application does not provide modules.