python中路径加“r”的作用

r的作用和\\的作用是一样的,都是防止程序将\当做转义字符,正确的路径写法是:

1、
path = ‘D:/Desktop/daxue/shiyanshi/Project/OCR/images/dog.jpg’

2、

path = r'D:\Desktop\daxue\shiyanshi\Project\OCR\images\dog.jpg'

3、

path = ‘D:\\Desktop\\daxue\\shiyanshi\\Project\\OCR\\images\dog.jpg’

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转载自blog.csdn.net/weixin_56197703/article/details/124260325
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