code: def __append(self, dateTime, value1, value2):
      self.__destDS1.appendWithDateTime(dateTime, value1)
      self.__destDS2.appendWithDateTime(dateTime, value2)
  
file_path: pyalgotrade/pyalgotrade/dataseries/aligned.py
imports: from pyalgotrade import dataseries
label_desc: Use image node_id 5 for calling the Syncer obj's underlying member method code with example usage: obj.__append(dateTime, value1, value2) without return types