如果您在 Ubuntu 系统中安装了多个版本的 Python,并且只想将一个版本设置为默认版本,那么您需要执行一些额外的步骤,如图所示。 $ python3 --version $ sudoupdate-alternatives--install /usr/bin/python3 python3 /usr/bin/python3.10 1 $ sudo update-alternatives --install /usr/bin/python3 python3 /usr/...
创建的虚拟环境都保存在/home/.virtualenvs目录下,可以进入这个目录查看;创建成功后会自动进入该虚拟环境,命令行提示改变。 上面的命令执行时,系统会创建默认的python版本的开发环境,一般大家的电脑会同时安装python2和python3版本,有时需要不同的版本创建虚拟环境。 mkvirtualenv -p python路径 虚拟环境名称 例: mkvir...
Python is a crucial tool for many developers and system administrators and installing it on your Ubuntu system is an easy process. There are several methods to Install Python on Ubuntu, each suited to different needs and preferences. We will explore some of the most common ways. Install Python...
读取: 1 http://cn.archive.ubuntu.com/ubuntu bionic/main amd64 libc6-dbg amd64 2.27-3ubuntu1 [5,161 kB] 读取: 2 http://cn.archive.ubuntu.com/ubuntu bionic/main amd64 libc6 amd64 2.27-3ubuntu1 [2,824 kB] 读取: 3 http://cn.archive.ubuntu.com/ubuntu bionic/main amd64 libpython...
To switch to a different version of Python, you can enter the corresponding selection number in the following command: sudo update-alternatives --config python Example of changing from Python 3.12 to Python 3.11 as the default version on Ubuntu ...
/usr/bin/install: 无法删除"/usr/bin/python2.7": 权限不够 make: *** [altbininstall] 错误 1 ubuntu安装新python不要卸载旧版本的python,因为系统很多软件都依赖它。 我想原因应该是python2.7.3和Python2.7.5都已2.7开头,不能共存。 Ubuntu中安装多个版本Python ...
Once the repository is enabled, install Python 3.7 with: sudo apt install python3.7 Copy At this point, Python 3.7 is installed on your Ubuntu system and ready to be used. You can verify it by typing: python3.7 --version Copy Python 3.7.3...
The Python version that comes with Ubuntu20.04 is 3.8. If you want to install python3.9, you can use this command:sudo apt install python3.9 The repository of Ubuntu20.04 does not include python3.10, so let's compile and install it from the source code!
$ python3 --version Python 3.8.10 Step 3.There’s a good chance that you’ll also want to install pip. pip is the package installer for Python. On Ubuntu, pip allows for easy installation of Python programs and dependencies. For Python developers, pip is an essential tool. ...
Python是一个不错的选择。Python 3是该语言的最新版本，被认为是Python的未来。