message: remove stray line
diff: @@ -8,7 +8,6 @@ tup.include('build.lua')
  function find_python3()
  success, python_version = run_now("python3 --version")
  if success then return "python3" end
  - io.stderr:write("This should go to stderr\n")
  success, python_version = run_now("python --version")
  if success then return "python" end
  error("Python 3 not found.")
  