import re
text = 'fafsah000012fafaa'
zeroRegex = re.compile(r'^([a-zA-Z]*)(0*)(\d*)([a-zA-Z]*)$')
matches = zeroRegex.search(text)
print(matches.groups())
aW1wb3J0IHJlCnRleHQgPSAnZmFmc2FoMDAwMDEyZmFmYWEnCnplcm9SZWdleCA9IHJlLmNvbXBpbGUocideKFthLXpBLVpdKikoMCopKFxkKikoW2EtekEtWl0qKSQnKQptYXRjaGVzID0gemVyb1JlZ2V4LnNlYXJjaCh0ZXh0KQpwcmludChtYXRjaGVzLmdyb3VwcygpKQ==