def delete(self, n=<NUM_LIT:1>, interval=<NUM_LIT:0>, pre_dl=None, post_dl=None):
self.delay(pre_dl)<EOL>self.k.tap_key(self.k.delete_key, n, interval)<EOL>self.delay(post_dl)<EOL>
Pres delete key n times.

        **中文文档**

        按 delete 键n次。