docs: def parse_args():
      """Create an argument parser for the ``build-stack-docs`` program.
  
      Returns
      -------
      args : `argparse.Namespace`
          Parsed argument object.
      """
      parser = argparse.ArgumentParser(
          description="Build a Sphinx documentation site for an EUPS stack, "
                      "such as pipelines.lsst.io.",
          epilog="Version {0}".format(__version__)
      )
      parser.add_argument(
          '-d', '--dir',
          dest='root_project_dir',
          help="Root Sphinx project directory")
      parser.add_argument(
          '-v', '--verbose',
          dest='verbose',
          action='store_true', default=False,
          help='Enable Verbose output (debug level logging)'
      )
      return parser.parse_args()