import re
s = "qwop(8) 5"
regex = re.compile("\((\d)\)")
match = re.search(regex, s) # match object has span = (4, 7)
if match:
print(match.group(1))
aW1wb3J0IHJlCgpzID0gInF3b3AoOCkgNSIKcmVnZXggPSByZS5jb21waWxlKCJcKChcZClcKSIpCm1hdGNoID0gcmUuc2VhcmNoKHJlZ2V4LCBzKSAjIG1hdGNoIG9iamVjdCBoYXMgc3BhbiA9ICg0LCA3KQppZiBtYXRjaDoKCXByaW50KG1hdGNoLmdyb3VwKDEpKQ==