root/lib/regexp.py @ 5380
| 1 | 5348 | aaronmk | # Regular expression processing
|
|---|---|---|---|
| 2 | |||
| 3 | import re |
||
| 4 | |||
| 5 | 5352 | aaronmk | def sub_recursive(sub_func, str_): |
| 6 | '''
|
||
| 7 | @param sub_func(str_):str_, n
|
||
| 8 | '''
|
||
| 9 | while True: |
||
| 10 | str_, n = sub_func(str_) |
||
| 11 | if n == 0: break |
||
| 12 | return str_ |
||
| 13 | |||
| 14 | 5348 | aaronmk | def sub_nested(re_, repl, str_): |
| 15 | 5353 | aaronmk | return sub_recursive(lambda s: re.subn(re_, repl, s), str_) |