root/trunk/lib/regexp.py @ 13249
| 1 |
# Regular expression processing
|
|---|---|
| 2 |
|
| 3 |
import re |
| 4 |
|
| 5 |
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 |
def sub_nested(re_, repl, str_): |
| 15 |
return sub_recursive(lambda s: re.subn(re_, repl, s), str_) |