docstr: Adds a ``CommissionInfo`` object that will be the default for all assets if
  ``name`` is ``None``
docstr_tok: ["Adds","a","``","CommissionInfo","``","object","that","will","be","the","default","for","all","assets","if","``","name","``","is","``","None","``"]
code: def addcommissioninfo(self, comminfo, name=None):
      """Adds a ``CommissionInfo`` object that will be the default for all assets if
      ``name`` is ``None``"""
      self.comminfo[name] = comminfo
  
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  from backtrader.comminfo import CommInfoBase
  from backtrader.metabase import MetaParams
  from backtrader.utils.py3 import with_metaclass
  from .None import fillers
  from .None import fillers
label_desc: Use image node_id 9 for calling the BrokerBase obj's underlying member method code with example usage: obj.addcommissioninfo(comminfo, name) without return types