正则表达式测试代码

import re

s = '待匹配字符'

regx = '^.*\"ts\": \"(\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2},\d{3})\",.*\"loglv\": \"(.*)\",.*\"fname\": \"(.*)\",.*\"lineno\": (.*),.*$'     #正则表达式字符
pattern = re.compile(regx)
result = re.findall(pattern, s)
print(result)