pkgs/development/python-modules/pip/default.nix


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{ lib
, buildPythonPackage
, bootstrapped-pip
, fetchFromGitHub
, mock
, scripttest
, virtualenv
, pretend
, pytest

# coupled downsteam dependencies
, pip-tools
}:

buildPythonPackage rec {
  pname = "pip";
  version = "21.3.1";
  format = "other";

  src = fetchFromGitHub {
    owner = "pypa";
    repo = pname;
    rev = version;
    sha256 = "sha256-A8oePI5VOKGJTY6ZuUhcOhRkz2I2FSdfsS2xIgktCVQ=";
    name = "${pname}-${version}-source";
  };

  nativeBuildInputs = [ bootstrapped-pip ];

  # pip detects that we already have bootstrapped_pip "installed", so we need
  # to force it a little.
  pipInstallFlags = [ "--ignore-installed" ];

  checkInputs = [ mock scripttest virtualenv pretend pytest ];
  # Pip wants pytest, but tests are not distributed
  doCheck = false;

  passthru.tests = { inherit pip-tools; };

  meta = {
    description = "The PyPA recommended tool for installing Python packages";
    license = with lib.licenses; [ mit ];
    homepage = "https://pip.pypa.io/";
    priority = 10;
  };
}