Python split a string w/ multiple delimiter and find the delimiter used

Question

How to split string with multiple delimiters and find out which delimiter was used to split the string with a maxsplit of 1.

import re

string =\"someText:so         


        

Answer 1

string ="someText:someValue~"
print re.split("(:|~)",string,1)

If you put in group,it will appear in the list returned.You can find it from 1 index of list.

Answer 2

You may use re.findall.

>>> string ="someText:someValue~"
>>> re.findall(r'^([^:~]*)([:~])([^:~].*)', string)
[('someText', ':', 'someValue~')]

Answer 3

You can use re.findall to find the none words delimiters using look around:

>>> string ="someText:someValue~andthsi#istest@"
>>> re.findall('(?<=\w)(\W)(?=\w)',string)
[':', '~', '#']