class_docstr: Class for controlling display and output settings.
class_docstr_tok: ["Class","for","controlling","display","and","output","settings","."]
code: def set_backend(cls, backend):
      cls.last_backend = Store.current_backend
      Store.set_current_backend(backend)
  
imports: from collections import defaultdict
  from ..core import Store
label_desc: Use image node_id 9 for calling the OutputSettings obj's underlying member method code with example usage: obj.set_backend(cls, backend) without return types