FilesExpand file tree

 main

/

re_span.py

Copy path

Blame

More file actions

Blame

More file actions

Latest commit

 

History

History

History

38 lines (29 loc) · 728 Bytes

 main

/

re_span.py

Copy path

Top

File metadata and controls

• Code
• Blame

38 lines (29 loc) · 728 Bytes

Raw

Copy raw file

Download raw file

Open symbols panel

Edit and raw actions

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

# test match.span(), and nested spans

try:

import re

except ImportError:

print("SKIP")

raise SystemExit

try:

m = re.match(".", "a")

m.span

except AttributeError:

print("SKIP")

raise SystemExit

def print_spans(match):

print("----")

try:

i = 0

while True:

print(match.span(i), match.start(i), match.end(i))

i += 1

except IndexError:

pass

m = re.match(r"(([0-9]*)([a-z]*)[0-9]*)", "1234hello567")

print_spans(m)

m = re.match(r"([0-9]*)(([a-z]*)([0-9]*))", "1234hello567")

print_spans(m)

# optional span that matches

print_spans(re.match(r"(a)?b(c)", "abc"))

# optional span that doesn't match

print_spans(re.match(r"(a)?b(c)", "bc"))