code: def __getMiddlePrice(self, bars):
      bar = bars.getBar("orcl")
      ret = bar.getLow() + (bar.getHigh() - bar.getLow()) / 2.0
      ret = round(ret, 2)
      return ret
  
imports: from .None import common
  from pyalgotrade import strategy
  from pyalgotrade.barfeed import yahoofeed
  from pyalgotrade.technical import ma
  from pyalgotrade.technical import cross
label_desc: Use image node_id 1 for calling the LimitOrderStrategy obj's underlying member method code with example usage: obj.__getMiddlePrice(bars) and returns: ret