YIZHILIUSHA2020的博客

Cache entry deserialization failed, entry ignoredCould not fetch URL https://pypi.tuna.tsinghua.edu.cn/simple/pip/: There was a problem confirming the ssl certificate: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:748) - skipping

使用numpy的loadtxt函数加载CSV格式的数据时报错原代码如下：a, b, c, d, e, f, g, h = np.loadtxt("data.csv", delimiter=",", usecols=(0, 1, 2, 3, 4, 5, 6, 7), unpack=True,skiprows = 1)错误类型：UnicodeDecodeError: 'gbk' codec can't decode byte 0xb7 in position 8: illegal multibyte

在安装GPU版本的Pytorch时根据官网给出的命令利用pip安装结果报错说找不到文件。pip3 install torch==1.8.1+cu102 torchvision==0.9.1+cu102 torchaudio===0.8.1 -f https://download.pytorch.org/whl/torch_stable.htmlERROR: Could not find a version that satisfies the requirement torch1.8.0+cu102