man = []        #创建列表other = []try:    data = open('sketch.txt')    for each_line in data:        try:            (role, line_spoken) = each_line.split(':', 1)            line_spoken = line_spoken.strip()   #去除空白符            if role == 'Man':               man.append(line_spoken)      #将man的话添到man[]                           elif role == 'Other Man':                      other.append(line_spoken)        #将other man的话添到列表                                       except ValueError:      #异常处理            pass    if 'data' in locals():      #调用方法locals()判断‘data’文件是否存在当前环境中        data.close()    except IOError:     #I/O错误处理    print('The data file is missing!')#将处理的数据写入man1.txt和other2.txt文档try:    man1 = open("man1.txt", "w")        #调用open()方法创建写入文件'w'为写入参数，open()默认为'r'读    other2 = open("other2.txt", "w")        print(man, file=man1)　　　　#print()    print(other, file=other2)    except IOError:    print('file  error')finally:　　　　#确保打开的文件关闭及时try遇到异常也会关掉man1和other2文件防止数据丢失 if 'man1'  in locals():             man1.close()    if 'other2' in locals():            other2.close()

finally方法过于臃肿