Regex backreference findall not working

Question

I have recently been using regexes in a program. In this program I used them to find words in a list of words that matched a certain RE. However, when i tried backreferencin

Answer 1

The re.findall only returns captured values captured with capturing groups inside the regex pattern.

Use re.finditer that will keep the zeroth group (the whole match):

import re
p = re.compile(r'[abcgr]([a-z])\1[ldc]')
s = "reel reed have that with this they"
print([x.group(0) for x  in p.finditer(s)])

See the IDEONE demo