code: def __init__(self, name="backend", rank=0, size=1):
      self.name = name
      # The world size and rank of the world process group
      self.world_group = None
      self.world_size = rank
      self.world_rank = size
      # Single process group (pg) implementation for now but keep a list for future
      self.process_groups = []
      self.initialized = False
  
label_desc: Use image node_id 1 to create a new Backend object from inherited base classes: object with example: obj = Backend(name, rank, size)