class Six < Formula
  desc "Python 2 and 3 compatibility utilities"
  homepage "https://github.com/benjaminp/six"
  url "https://files.pythonhosted.org/packages/71/39/171f1c67cd00715f190ba0b100d606d440a28c93c7714febeca8b79af85e/six-1.16.0.tar.gz"
  sha256 "1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926"
  license "MIT"
  revision 2

  bottle do
    rebuild 1
    sha256 cellar: :any_skip_relocation, all: "560f73cafaea617d44f93beffdac91ac3b93095b1b64ff3877c5c4903f1cb001"
  end

  depends_on "python@3.10" => [:build, :test]
  depends_on "python@3.8" => [:build, :test]
  depends_on "python@3.9" => [:build, :test]

  def pythons
    deps.map(&:to_formula).sort_by(&:version)
  end

  def install
    pythons.each do |python|
      system python.opt_bin/"python3", *Language::Python.setup_install_args(prefix)
    end
  end

  def caveats
    python_versions = pythons.map { |p| p.version.major_minor }
                             .map(&:to_s)
                             .join(", ")

    <<~EOS
      This formula provides the `six` module for Python #{python_versions}.
      If you need `six` for a different version of Python, use pip.
    EOS
  end

  test do
    pythons.each do |python|
      system python.opt_bin/"python3", "-c", <<~EOS
        import six
        assert not six.PY2
        assert six.PY3
      EOS
    end
  end
end