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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _get_event_cls(view_obj, events_map):
 """ Helper function to get event class. :param view_obj: Instance of View that processes the request. :param events_map: Map of events from which event class should be picked. :returns: Found event class. """

    request = view_obj.request
    view_method = getattr(view_obj, request.action)
    event_action = (
        getattr(view_method, '_event_action', None) or
        request.action)
    return events_map[event_action]