PR3_Steinberger/SL2/s2_a4_a.py

12 lines
320 B
Python
Raw Permalink Normal View History

2023-01-09 14:53:57 +01:00
import re
def normalize(number):
phone_regex = re.compile(r'\+?1?.?.?([2-9]\d{2}).?.?(\d{3}).?([2-9][0-8]\d{2}$)')
tmp = phone_regex.match(number)
if(tmp):
return '1' + '-' + tmp.group(1) + '-' + tmp.group(2) + '-' + tmp.group(3)
else: raise ValueError('Ungültige Telefonnummer')