#NEWLINE# def _get_time_res_sum( self ) : #NEWLINE# #INDENT# m = self . m #NEWLINE# time_res = self . data . time_res_series #NEWLINE# try : #NEWLINE# #INDENT# time_res_sum = self . data . time_res_sum #NEWLINE# #UNINDENT# except KeyError : #NEWLINE# #INDENT# time_res_sum = sum ( ( time_res . at [ t ] for t in m . t ) ) #NEWLINE# #UNINDENT# return time_res_sum