code: def create_app_multi_region(regional_options, app_name, src_dir, publish=False, set_default=False, billTo=None,
                              try_versions=None, try_update=True, confirm=True):
      
      return _create_app(dict(regionalOptions=regional_options), app_name, src_dir, publish=publish,
                         set_default=set_default, billTo=billTo, try_versions=try_versions, try_update=try_update,
                         confirm=confirm)
docs: Creates a new app object from the specified applet(s).
  
      :param regional_options: Region-specific options for the app. See
          https://wiki.dnanexus.com/API-Specification-v1.0.0/Apps#API-method:-/app/new
          for details; this should contain keys for each region the app is
          to be enabled in, and for the values, a dict containing (at
          minimum) a key "applet" whose value is an applet ID for that
          region.
      :type regional_options: dict