code: def _get_op_name(op, special):
      
      opname = op.__name__.strip('_')
      if special:
          opname = '__{opname}__'.format(opname=opname)
      return opname
docs: Find the name to attach to this method according to conventions
      for special and non-special methods.
  
      Parameters
      ----------
      op : binary operator
      special : bool
  
      Returns
      -------
      op_name : str