正则表达式练习一, 用正则表达式表示出正确的号码区段

import re


# 13 ***\
# 145/147 ****
# 154x
# 176/177/178 ***
# 18 *****

def main(str):
    m = r'^1(3[0-9]|45|47|5([0-3]|[5-9])|76|77|78|8[0-9])\d{8}$'
    pat = re.compile(m)
    n = pat.match(str)
    print(n)
    if n != None:
        print(n.span())



if __name__ == '__main__':
    main('13100000000')
    main('1310000000')
    main('19100000000')
    main('18200000000')
    main('15400000000')
    main('15500000000')
    main('14700000000')
    main('17700000000')
    main('x1820283506')
    main('13503786201')import re


# 13 ***\
# 145/147 ****
# 154x
# 1