code: def _transfer_opts_cur_backend(element):
      if Store.current_backend != "bokeh":
          element = element.apply(
              _transfer_opts, backend=Store.current_backend
          )
      return element
  
imports: from holoviews.core.overlay import CompositeOverlay
  from holoviews.core.options import Store
  from holoviews.plotting.util import COLOR_ALIASES
label_desc: Use image node_id 4 for calling a global function with example usage: _transfer_opts_cur_backend(element) and returns: element