code: def testMAX(self):
      barDs = self.__loadBarDS()
      self.assertAmountsAreEqual(
          indicator.MAX(barDs.getOpenDataSeries(), 252, 14)[13],
          98.815,
          precision=1,
      )
      self.assertAmountsAreEqual(
          indicator.MAX(barDs.getOpenDataSeries(), 252, 14)[14],
          98.815,
          precision=1,
      )
      self.assertAmountsAreEqual(
          indicator.MAX(barDs.getOpenDataSeries(), 252, 14)[-1], 110.69
      )
  
imports: import datetime
  import talib
  from six.moves import xrange
  from .None import common
  from pyalgotrade.talibext import indicator
  from pyalgotrade import bar
  from pyalgotrade import dataseries
  from pyalgotrade.dataseries import bards
label_desc: Use image node_id 31 for calling the TestCase obj's underlying member method code with example usage: obj.testMAX() without return types