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: gtk-doc.rb
    path of file: ./repos/homebrew-core/Formula/g
    
    the code of the file until where you have to start completion: class GtkDoc < Formula
  include Language::Python::Virtualenv

  desc "GTK+ documentation tool"
  homepage "https://
    
  def install
    # To avoid recording pkg-config shims path
    ENV.prepend_path "PATH", Formula["pkg-config"].bin

    venv = virtualenv_create(libexec, "python3.12")
    venv.pip_install resources
    ENV.prepend_path "PATH", libexec/"bin"

    system "meson", "setup", "build", *std_meson_args, "-Dtests=false", "-Dyelp_manual=false"
    system "meson", "compile", "-C", "build", "--verbose"
    system "meson", "install", "-C", "build"
  end