成功解决Python keras SyntaxError: (unicode error) 'unicodeescape' codec can't decode bytes in position

SyntaxError: (unicode error) 'unicodeescape' codec can't decode bytes in position 2-3: truncated \UXXXXXXXX escape

drawdendrogram(tree, imlist, jpeg='C:\Users\liang\Desktop\result.jpg')  #

理解：原来Python读取和导出的格式还是有区别的！

方法1:双斜杠代替单斜杠

Y_TEST=np.loadtxt("C:\\Users\\liang\\Desktop\\Y_TEST.txt",delimiter=",")

方法2:前边加个字母r

Y_TEST=np.loadtxt(r"C:\Users\liang\Desktop\Y_TEST.txt",delimiter=",")