万一您的文本文件中有多个“开始”和“结束”，这会将所有数据一起导入，不包括所有“开始”和“结束”。
with open('path/to/input') as infile, open('path/to/output', 'w') as outfile: copy = False for line in infile: if line.strip() == "Start": copy = True continue elif line.strip() == "End": copy = False continue elif copy: outfile.write(line)
