如果我只使用原始字符串,但只要将 f 添加到 r,此代码就可以工作。它停止工作。有没有办法让 f 字符串与原始字符串一起工作?
import re
lines = '''
04/20/2009; 04/20/09; 4/20/09; 4/3/09
Mar-20-2009; Mar 20, 2009; March 20, 2009; Mar. 20, 2009; Mar 20 2009;
20 Mar 2009; 20 March 2009; 20 Mar. 2009; 20 March, 2009
Mar 20th, 2009; Mar 21st, 2009; Mar 22nd, 2009
Feb 2009; Sep 2009; Oct 2010
6/2008; 12/2009
2009; 2010
'''
rmonth = 'a'
regex = fr'(\d{1,2})/(\d{1,2})/(\d{4}|\d{2})'
date_found = re.findall(regex, lines)
date_found