some-cli.rb

class SomeCli < Formula
  include Language::Python::Virtualenv
  desc "A script that travels back in time and ..."
  homepage "https://bitbucket.org/innovid/repo-name-with-the-script-to-install/src/HEAD/directory/"
  version "0.19"

  url "git@bitbucket.org:innovid/repo-name-with-the-script-to-install.git", :using => :git

  resource "boto3" do
    url "https://pypi.python.org/packages/32/08/42eae36fc58bb0b2da92c6fe2a274efec6c8bfe4f964bcdd1dddb9b6477a/boto3-1.5.36.tar.gz"
    sha256 "5d7c47dbd14e6bbf1bee26da878091f31320bbb58aa72c5b08a8bf13c644d66e"
  end
  #... more python dependencies here ....
  resource "altgraph" do
    url "https://pypi.python.org/packages/ff/e5/c4d83ca50043951eec43449aa74f4aa4fde1695f901dcf9d213efea3abb1/altgraph-0.15.tar.gz"
    sha256 "fc28b986a68fde8d3ff0e6d6ba3fbdd2cd562d11d45ef7c7735fbd826c9eec2e"
  end

  depends_on "python@2"
  depends_on "coreutils"

  def install
    virtualenv_install_with_resources
    create_wrapper
    bin.install "time_travel.py"
    bin.install "secret"
    #bin.install ... more python files here ...
    bin.install "some-cli"
  end
  
  private def create_wrapper
    wrapper = '#!/usr/bin/env bash
    SCRIPT=$(greadlink -f $0)
    SCRIPTPATH=`dirname ${SCRIPT}`
    echo "SCRIPTPATH:${SCRIPTPATH}"
    source $SCRIPTPATH/../libexec/bin/activate
    export BANANA="$SCRIPTPATH/banana"
    python $SCRIPTPATH/script.py "$@"'
    File.write('some-cli', wrapper)
  end
  
  test do
    create_wrapper
    # asserting our formula logic works. 
    assert_equal %w(some-cli Library), Dir.glob("*")
  end

end