You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: pipenv.rb
    path of file: ./repos/homebrew-core/Formula/p
    
    the code of the file until where you have to start completion: class Pipenv < Formula
  include Language::Python::Virtualenv

  desc "Python dependency management tool"
  homepage "http
    
  def post_install
    lib_python_path = Pathname.glob(libexec/"lib/python*").first
    lib_python_path.each_child do |f|
      next unless f.symlink?

      realpath = f.realpath
      rm f
      ln_s realpath, f
    end
  end