root/bin/simplify_xpath @ 4451
1 |
#!/usr/bin/env python
|
---|---|
2 |
# Removes duplication from XPath expressions
|
3 |
# Filters one XPath per line from stdin to stdout
|
4 |
|
5 |
import re |
6 |
import sys |
7 |
|
8 |
def main(): |
9 |
while True: |
10 |
line = sys.stdin.readline() |
11 |
if line == '': break |
12 |
# Forward * abbrs
|
13 |
line = re.sub(r'(\w+)(?=\w*(?:->/[^/]*)?/\1\b)', r'*', line) |
14 |
# Backward * abbrs
|
15 |
line = re.sub(r'((\w+)->/[^/]*/[^/]*\[)\2', r'\1*', line) |
16 |
sys.stdout.write(line) |
17 |
|
18 |
main() |