Rewrite selected child elements of *ser* based on the values in *series_data*.
(self, ser, series_data, date_1904)
| 262 | self._trim_ser_count_by(plotArea, abs(ser_count_diff)) |
| 263 | |
| 264 | def _rewrite_ser_data(self, ser, series_data, date_1904): |
| 265 | """ |
| 266 | Rewrite selected child elements of *ser* based on the values in |
| 267 | *series_data*. |
| 268 | """ |
| 269 | raise NotImplementedError("must be implemented by each subclass") |
| 270 | |
| 271 | def _trim_ser_count_by(self, plotArea, count): |
| 272 | """ |