https://download.jetbrains.com/python/pycharm-professional-2020.2.3.exe直接走这个链接

准备配置：1、用sudo gedit /etc/hostname ,在打开的文件里更改主机名2、为了虚拟机之间能够ping通，需要修改主机名   sudo gedit /etc/hosts 命令，把对应的主机名进行更改，同时更改前面对应的ip地址3、关闭防火墙：用sudo ufw version 来查看是否有防火墙    开启/关闭防火墙：sudo ufw enable/dis...

后端代码#!/usr/bin/env python# WS server that sends messages at random intervalsimport asyncioimport websocketsimport timeimport randomimport jsonfrom datetime import datetimeasync def my_test(websocket,

# 阿里云源deb http://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiversedeb-src http://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiversedeb http://mirrors.aliyun.com/ub

import torchx = torch.tensor([[1, 2], [3, 4]])y = torch.tensor([[2, 1], [4, 3]])print("x_shape", x.shape)print("y_shape", y.shape)c = x@yprint("c_shape", c.shape)print(c)# 结果：x_shape torch.Size([2, 2]