code: def get_namespace(self):
          
          if 'holoviews' not in sys.modules:
              raise ImportError('HoloViews does not seem to be imported')
          matches = [k for k,v in get_ipython().user_ns.items() # noqa (get_ipython)
             if not k.startswith('_') and v is sys.modules['holoviews']]
          if len(matches) == 0:
              raise Exception("Could not find holoviews module in namespace")
          return '%s.archive' % matches[0]
docs: Find the name the user is using to access holoviews.