W3School TIY Editor

import re str = "8 times before 11:45 AM" # 检查字符串是否包含任何 a 到 z 小写字母和 A 到 Z 大写字母： x = re.findall("[a-zA-Z]", str) print(x) if (x): print("Yes, there is at least one match!") else: print("No match")