1.匹配对应的字符串:
import re pattern = [re.compile(r'.+/d_d.png$'), re.compile(r'.+/d.d.png$'), re.compile(r'.+/d.jpg'), re.compile(r'.+/d-d.jpg'), re.compile(r'.+/d.d.png$')] file = 'a/1_1.png' if re.match(pattern[0], file): print file