35 - 用正则表达式分别提取电话号的区号、电话号和分机号

# 正则表达式的分组

import re

m = re.search('(\d{3})-(\d{7,})-(\d{3,})', '我的公司座机是024-12345678-5432')

if m is not None:
    print(m.group())
    print(m.groups())
    print(m.groups()[0])
    print(m.groups()[1])
    print(m.groups()[2])

024-12345678-5432

('024', '12345678', '5432')

024

12345678

5432