# 1 在当前用户主目录下创建.pip文件夹 sudo mkdir ~/.pip # 2 在~/.pip文件夹下创建pip.conf sudo vi ~/.pip/pip.conf 输入以下内容后保存: [global] index-url = https://pypi.tuna.tsinghua.edu.cn/simple trusted-host = pypi.tuna.tsinghua.edu.cn...
Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple, https://test.pypi.org/simple/ Collecting litexcnc[cli] Could not install packages due to an EnvironmentError: 404 Client Error: Not Found for url: https://pypi.org/simple/litexcnc/ To Reproduce pip3 install ...
4. ConnectionError: [Errno 10061] No connection could be made because the target machine actively refused it 这个错误通常是由网络问题造成的,可能是由于代理设置错误或网络连接不稳定。解决方法是检查代理设置或尝试切换到稳定的网络连接。 5. HTTPError: 404 Client Error: Not Found for url 这个错误表示p...
安装完成后,直接在命令行执行pip install pycrypto会出现如下报错: error: command 'C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\BIN\\x86_amd64\\cl.exe' failed with exit status 2 这时候需要添加环境变量。 随便打开一个文件夹,然后右键点击这台电脑 点击这台电脑 在弹出的菜单中点击属性。
raise HTTPError(http_error_msg, response=self)requests.exceptions.HTTPError: 404 Client Error: Not...
$ pip install requests` 1. 接着我们看一下是否成功安装了bs4库 $ piplist 1. 看一下安装结果 requests库的基本使用: #首先我们先导入requests这个包import requests#我们来吧百度的index页面的html源码抓取到本地,并用r变量保存#注意这里,网页前面的 http://一定要写出来,它并不能像真正的浏览器一样帮我们...
在Python中激活虚拟环境并使用pip install安装依赖包的步骤如下: 首先,确保已经安装了Python和pip。可以在命令行中运行以下命令来检查它们的版本: 首先,确保已经安装了Python和pip。可以在命令行中运行以下命令来检查它们的版本: 创建一个新的虚拟环境。可以使用Python内置的venv模块来创建虚拟环境。在命令行中运行...
pip install virtualenvwrapper -i http://mirrors.aliyun.com/pypi/simple --trusted-host mirrors.aliyun.com Top~~ 2. error: metadata-generation-failed 出现如下报错: Lookinginindexes: http://mirrors.aliyun.com/pypi/simple Collecting virtualenvwrapper ...
HTTP status client error (404 Not Found)forurl (the wheel url and a sha appended) Caused by: io error occurred: HTTP status client error (404 Not Found)forurl (the wheel url and a sha appended) Caused by: HTTP status client error (404 Not Found)forurl (the wheel url and a sha ap...
WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by ‘ConnectTimeoutError(<pip._vendor.urllib3.connection.HTTPSConnection object at 0x7ff8fba5f080>, ‘Connection to mirrors.aliyn.com timed out. (connect timeout=15)')': /pypi...