class_docstr: A group of :class:`Bar` objects.
  
  :param barDict: A map of instrument to :class:`Bar` objects.
  :type barDict: map.
  
  .. note::
      All bars must have the same datetime.
class_docstr_tok: ["A","group","of",":","class",":","`","Bar","`","objects",".",":","param","barDict",":","A","map","of","instrument","to",":","class",":","`","Bar","`","objects",".",":","type","barDict",":","map",".","..","note",":",":","All","bars","must","have","the","same","datetime","."]
docstr: Returns the :class:`datetime.datetime` for this set of bars.
docstr_tok: ["Returns","the",":","class",":","`","datetime.datetime","`","for","this","set","of","bars","."]
code: def getDateTime(self):
      """Returns the :class:`datetime.datetime` for this set of bars."""
      return self.__dateTime
  
imports: import abc
  import six
label_desc: Use image node_id 7 for calling the Bars obj's underlying member method code with example usage: obj.getDateTime() and returns: self