和file.readlines/readline不同,file.writelines(l)如果l元素没有换行符,writelines是不会自动加入换行符的,需要我们自己添加,就像这样. import os l = [str(x) + os.linesep for x in range(4)] f = open('sdfs', 'w') f.writelines(l) f.close()…
windows 默认换行符为 \r\n; unix默认换行符为 \n; 所以当win下编辑的脚本在linux下显示末尾多了^M: 换行符修改为同一的unix格式脚本如下: def run(path,file): for file in files: file = path+'\\'+file f = open(file,'r') result = f.read() print result result = result.replace(r'\r\n',r'\n') f.close() # 需要…
源文件每行后面都有回车,所以用下面输出时,中间会多了一行 try: with open("F:\\hjt.txt" ) as f : for line in f: print(line) except FileNotFoundError: print("读取文件出错") 有两种方法处理: 1.print后面带 end='',表示不换行 try: with open("F:\\hjt.txt" ) as f : for line in f: pri…
6 PEP 278: Universal Newline Support The three major operating systems used today are Microsoft Windows, Apple's Macintosh OS, and the various Unix derivatives. A minor irritation of cross-platform work is that these three platforms all use different…
在Python中换行符“\n”表示接下来的内容将会换到下一行显示,制表符“\t”表示下面的内容显示时在前面留出空白,如打印如下内容: Dear: I love you forever! 上面的一段话分两行显示,并且在第二行前面有空白,程序中实现如下: >>> print ('Dear:\n\tI love you forever!') Dear: I love you forever!…