Move the seek pointer back num blocks (default is 1).
(self,num=1)
| 370 | self.finished = False |
| 371 | |
| 372 | def back(self,num=1): |
| 373 | """Move the seek pointer back num blocks (default is 1).""" |
| 374 | self.seek(self.block_index-num) |
| 375 | |
| 376 | def jump(self,num=1): |
| 377 | """Jump a given number of blocks relative to the current one. |