本帖最后由 aloha20200628 于 2024-8-26 14:10 编辑
回复 1# 占卜家 | import re | | for line in open(r'C:\Users\14232\Downloads\topo.txt', 'r', -1): | | if line:=line.strip(): | | nl = re.split(':| ', line, re.M) | | print(' '.join(nl[1::2]))COPY |
python 3.8+开始支持海象运算符 :=
若是较低版本可用以下代码
| import re | | for line in open(r'C:\Users\14232\Downloads\topo.txt', 'r', -1): | | line = line.strip() | | if line: | | nl = re.split(':| ', line, re.M) | | print(' '.join(nl[1::2]))COPY |
|