(self)
return XPath.if_(self.next_valid_schedules(include_beginning_of_relevancy_window=False),
                         self.due_date(), SCHEDULE_MAX_DATE)
returns the due date if there are valid upcoming schedules
        otherwise, returns a Really Big Number
returns the due date if there are valid upcoming schedules
        otherwise, returns a Really Big Number
returns the due date if there are valid upcoming schedules otherwise returns a Really Big Number
def xpath_phase_set(self):
        """
        returns the due date if there are valid upcoming schedules
        otherwise, returns a Really Big Number
        """
        return XPath.if_(self.next_valid_schedules(include_beginning_of_relevancy_window=False),
                         self.due_date(), SCHEDULE_MAX_DATE)
def xpath_phase_set ( self ) : return XPath . if_ ( self . next_valid_schedules ( include_beginning_of_relevancy_window = False ) , self . due_date ( ) , SCHEDULE_MAX_DATE )