code: def __new__(meta, name, bases, dct):
      # Create the class
      cls = super(MetaMovAvBase, meta).__new__(meta, name, bases, dct)
  
      MovingAverage.register(cls)
  
      # return the class
      return cls
  
file_path: backtrader/backtrader/indicators/mabase.py
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  from ..utils.py3 import with_metaclass
  from .None import Indicator
label_desc: Use image node_id 1 for calling the MetaMovAvBase obj's underlying member method code with example usage: obj.__new__(meta, name, bases, dct) and returns: cls