参考:
https://www.cnblogs.com/imjustice/p/check_prime_by_using_regular_expression.html
for i in range(101, 200): a = re.match('^.?$|^(..+?)\1+$', '*' * i) if a is None: print('a=', i)
输出结果:
a= 101 a= 103 a= 107 a= 109 a= 113 a= 127 a= 131 a= 137 a= 139 a= 149 a= 151 a= 157 a= 163 a= 167 a= 173 a= 179 a= 181 a= 191 a= 193 a= 197 a= 199 Process finished with exit code 0