Regular Expressions Python Tutorial

import re 
phonePattern = re.compile(r'^(\d{3})\D*(\d{3})\D*(\d{4})\D*(\d*)$')  
print phonePattern.search('00088812341234').groups()                     
print phonePattern.search('000.888.1234 x1234').groups()                
print phonePattern.search('000-888-1234').groups()                        
print phonePattern.search('(000)8881234 x1234')