| 1 | #!/usr/bin/env python3 | 
| 2 | from __future__ import print_function | 
| 3 | |
| 4 | import re | 
| 5 | import sys | 
| 6 | |
| 7 | |
| 8 | def ReplaceFunc(m): | 
| 9 | return '[' + m.group(1) + ']' | 
| 10 | |
| 11 | |
| 12 | def ReplaceFuncDict(m): | 
| 13 | return {'key': '[' + m.group(1) + ']'} | 
| 14 | |
| 15 | |
| 16 | def main(argv): | 
| 17 | pat = re.compile(r'(\d+)') | 
| 18 | |
| 19 | #s = pat.sub(ReplaceFunc, 'foo 123 bar 456', ReplaceFunc) | 
| 20 | |
| 21 | s = pat.sub(ReplaceFunc, 'foo 123 bar 456') | 
| 22 | print(s) | 
| 23 | |
| 24 | d = pat.sub(ReplaceFuncDict, 'foo 123 bar 456') | 
| 25 | print(d) | 
| 26 | |
| 27 | |
| 28 | main(sys.argv) |