And finally, compile the new version: ./configure make makeinstall Copy Finally you can create a symlink for that specific Python version so that you could use the binary from anywhere: sudoln-fs/opt/Python-3.9.2/Python /usr/bin/python3.9 Copy Then you could check if thepython3.9ve...
Example Specific Version Installs To provide more clarity, let’s consider a few examples. If you aim to install version 3.7.0 of the ‘requests’ package, the command would bepip install requests==3.7.0. Similarly, for installing version 2.2.0 of the ‘Django’ package, you would execute...
local Set or show the local application-specific Python version global Set or show the global Python version shell Set or show the shell-specific Python version install Install a Python version using python-build uninstall Uninstall a specific Python version rehash Rehash pyenv shims (run this after...
python-version,以后进入这个目录自动切换为该版本 global Set or show the global Python version #设置全局默认的python版本 shell Set or show the shell-specific Python version #在当前shell的session中启用某个Python版本,优先级高于global,local install Install a Python version using python-build uninstall ...
随后,还尝试了“Install specific version”选项,尝试下载指定版本的Spyder软件,如下图所示。 这一选项虽然可以安装指定版本的Spyder软件,但是我在打开安装后的软件时却又会发现如下的报错提示。 可以看到,这就是由于Python版本以及其他配套环境版本导致的Spyder软件无法更新。
pip installpackage_name==specific_version 升级指定的包。 pip install --upgrade package_name 创建文件requirements.txt并批量安装Python包。下面的示例中只指定了包名称,未指定包的版本,即安装最新版。 $ cat > requirements.txt<< EOFsqlite-utilsnumpymatplotlibscikit-learnpandasseabornseleniumpandas-datareaderbeau...
(for example chardet>=3.0.4) or specifying dependencies without any versions. In this case the pip install -r requirements.txt command will always try to install the latest available package version. To be sure that the cache will be used, please stick to a specific dependency version and ...
To install the latest version of Python, use the python command. To install a specific version, use the command python=,major>.<minor> as in python=3.7. You can also use the package button to select Python versions and common packages from a series of menus. Set as current environment ...
You can use class methods for any methods that are not bound to a specific instance but the class. In practice, you often use class methods for methods that create an instance of the class. 怎么把pip加入环境变量 run sysdm.cpl 高级-环境变量-path里面加入“%localappdata%\Programs\Python\Pytho...
mercurial-common easy-to-use,scalable distributed version control system python-colorama Cross-platform colored terminal textinPython-Python2python-html5libHTMLparser/tokenizer based on theWHATWGHTML5specifica python-setuptools Python Distutils Enhancements ...