问题背景:
python读取B.txt文件时,控制台打印首行正常,但是若是用首行内容打开文本的话,就会报错:
Traceback (most recent call last):
A
File "E:/python project/multiProcess/test.py", line 32, in <module>
with open("%s.txt" % line, 'r', encoding='utf-8') as f1:
FileNotFoundError: [Errno 2] No such file or directory: '\ufeffA.txt'
要打开的路径比预期A.txt多了一串字符"\ufeff", 显然无法正确打开文件.
解决方案:
在读取B.txt 时,指定编码方式为 "utf-8-sig"即可 如下:
with open("B.txt", 'r', encoding='utf-8-sig') as f:
line = f.readline()[0:-1] #去掉末尾换行符
print(line)
with open("%s.txt" % line, 'r', encoding='utf-8') as f1:
print(f1.readline())
f1.close()
f.close()
这样 f1 便可以正常打开,并输出第一行内容。
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