pip安装错误:需要Microsoft Visual C 14.0或更高版本[重复]

Question

我想安装Twint与:

pip install twint

但它失败并生成此错误：

ERROR: Command errored out with exit status 1:
     command: 'c:\users\ramda\appdata\local\programs\python\python39\python.exe' -u
-c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'C:\\Users\\ramda\\AppData\\Local\\Temp\\pip-install-lbx86gde\\pycares\\setup.py'"'"';
__file__='"'"'C:\\Users\\ramda\\AppData\\Local\\Temp\\pip-install-lbx86gde\\pycares\\setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' install --record 'C:\Users\ramda\AppData\Local\Temp\pip-record-itnmxqui\install-record.txt'
--single-version-externally-managed --compile --install-headers 'c:\users\ramda\appdata\local\programs\python\python39\Include\pycares'
         cwd: C:\Users\ramda\AppData\Local\Temp\pip-install-lbx86gde\pycares\
    Complete output (17 lines):
    running install
    running build
    running build_py
    creating build
    creating build\lib.win-amd64-3.9
    creating build\lib.win-amd64-3.9\pycares
    copying src\pycares\errno.py -> build\lib.win-amd64-3.9\pycares
    copying src\pycares\utils.py -> build\lib.win-amd64-3.9\pycares
    copying src\pycares\_version.py -> build\lib.win-amd64-3.9\pycares
    copying src\pycares\__init__.py -> build\lib.win-amd64-3.9\pycares
    copying src\pycares\__main__.py -> build\lib.win-amd64-3.9\pycares
    running build_ext
    generating cffi module 'build\\temp.win-amd64-3.9\\Release\\_cares.c'
    creating build\temp.win-amd64-3.9
    creating build\temp.win-amd64-3.9\Release
    building '_cares' extension
    error: Microsoft Visual C++ 14.0 or greater is required. Get it with "Microsoft C++ Build Tools": https://visualstudio.microsoft.com/visual-cpp-build-tools/
    ---------------------------------------- ERROR: Command errored out with exit status 1: 'c:\users\ramda\appdata\local\programs\python\python39\python.exe' -u
-c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'C:\\Users\\ramda\\AppData\\Local\\Temp\\pip-install-lbx86gde\\pycares\\setup.py'"'"';
__file__='"'"'C:\\Users\\ramda\\AppData\\Local\\Temp\\pip-install-lbx86gde\\pycares\\setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' install --record 'C:\Users\ramda\AppData\Local\Temp\pip-record-itnmxqui\install-record.txt'
--single-version-externally-managed --compile --install-headers 'c:\users\ramda\appdata\local\programs\python\python39\Include\pycares' Check the logs for full command  output.

它说：

错误：需要Microsoft Visual C 14.0或更高版本。使用“Microsoft C Build Tools”获取

但是我的机器里已经有Microsoft Visual C 14.*了。事实上，当我再次尝试安装它时，它会显示“它已经安装在您的机器上”或类似的内容。

我已经尝试了很多写在SO讨论中的方法。但是没有人适合我。

Answer 1

使用以下工具升级您的pip：python-m pip install--Upgrade pip

请关闭终端，然后再次尝试安装软件包。

Answer 2

>

从下载并安装Microsoft Visual Studio生成工具https://visualstudio.microsoft.com/en/thank-you-downloading-visual-studio/?sku=BuildTools

重新启动计算机

使用命令< code > python-m pip install-upgrade pip 升级pip

运行您的命令 python -m pip 安装孪生来安装包