{
  lib,
  stdenv,
  fetchurl,
  fetchFromGitHub,
  python,
  makeWrapper,
  unzip,
  pipInstallHookMine,
  setuptoolsBuildHook,
  wheel,
  pip,
  setuptools,
  breakpointHook
}:

let
pipBootstrap = (fetchurl {
    url = "https://files.pythonhosted.org/packages/b6/ac/7015eb97dc749283ffdec1c3a88ddb8ae03b8fad0f0e611408f196358da3/pip-9.0.1-py2.py3-none-any.whl";
    sha256 = "690b762c0a8460c303c089d5d0be034fb15a5ea2b75bdf565f40421f542fefb0";
  });
  argparse = fetchFromGitHub {
    pname = "argparse";
    version = "1.4.0";
    owner="ThomasWaldmann";
    repo ="argparse";
    tag = "r140";
    hash = "sha256-L0cJ44aO3Wd2P/8vykJlOEZu7W2AsNCcAaGDeHtn6b0=";
  };
in
stdenv.mkDerivation rec {
  pname = "pip";
  inherit (pip) version;
  name = "${python.libPrefix}-bootstrapped-${pname}-${version}";

  srcs = [
    wheel.src
    pip.src
    setuptools.src
    argparse

  ];
  sourceRoot = ".";

  dontUseSetuptoolsBuild = true;
  dontUsePipInstall = true;

  # Should be propagatedNativeBuildInputs
  propagatedBuildInputs = [
    # Override to remove dependencies to prevent infinite recursion.
    (pipInstallHookMine.override { pip = null; })
    (setuptoolsBuildHook.override {
      setuptools = null;
      wheel = null;
    })
  ];

  postPatch = ''
    mkdir -p $out/bin
  '';

  nativeBuildInputs = [
    makeWrapper
    unzip
    breakpointHook
  ];
  buildInputs = [ python ];

  dontBuild = true;

  installPhase =
    lib.optionalString (!stdenv.hostPlatform.isWindows) ''
      export SETUPTOOLS_INSTALL_WINDOWS_SPECIFIC_FILES=0
    ''
    + ''
      echo '#!${python.interpreter}' > hostPip
      echo 'import sys;from pip import main' >> hostPip
      echo 'sys.exit(main())' >> hostPip
      chmod +x hostPip


      # Give folders a known name
      mv pip* pip
      mv setuptools* setuptools
      mv wheel* wheel
      mv argparse* argparse
      # Set up PYTHONPATH:
      # - pip and setuptools need to be in PYTHONPATH to install setuptools, wheel, and pip.
      # - $out is where we are installing to and takes precedence, and is where wheel will end so we can install pip.
      export PYTHONPATH="$out/${python.sitePackages}:$(pwd)/pip/pip:$(pwd)/setuptools:$(pwd)/setuptools/pkg_resources:$PYTHONPATH"

      echo "Building setuptools wheel..."
      pushd setuptools
      ${python.pythonOnBuildForHost.interpreter} ${pipBootstrap}/pip install --no-index --prefix=$out  --ignore-installed --no-dependencies --no-cache .
      popd

      echo "Building wheel wheel..."
      pushd wheel
      ${python.pythonOnBuildForHost.interpreter} ${pipBootstrap}/pip install --no-index --prefix=$out  --ignore-installed --no-dependencies --no-cache .
      popd

      echo "Building pip wheel..."
      pushd pip
      ${python.pythonOnBuildForHost.interpreter} ${pipBootstrap}/pip install --no-index --prefix=$out  --ignore-installed --no-dependencies --no-cache .
      popd

      echo "Building argparse wheel..."
      pushd argparse
      ${python.pythonOnBuildForHost.interpreter} ${pipBootstrap}/pip install --prefix=$out --no-cache .
      popd
    '';

  meta = {
    description = "Version of pip used for bootstrapping";
    license = lib.unique (pip.meta.license ++ setuptools.meta.license ++ wheel.meta.license);
    homepage = pip.meta.homepage;
  };
}