如前所述,Python 解释器是大多数特殊方法的唯一频繁调用者。 示例1-2 实现了两个操作符:+和*,以展示__add__和__mul__的基本用法。在这两种情况下,方法都会创建并返回Vector的新实例,而不会修改任何一个操作数——self或other只是被读取。这是中缀操作符的预期行为:创建新对象而不接触其操作数。我将在第十六...
1、添加环境变量PYTHONPATH,python会添加此路径下的模块,在.bash_profile文件中添加如下类似行: export PYTHONPATH=$PYTHONPATH:/usr/local/lib/python2.7/site-packages 2、在site-packages路径下添加一个路径配置文件,文件的扩展名为.pth,内容为要添加的路径即可 3、sys.path.append()函数添加搜索路径,参数值即...
# 安装编译环境 sudo apt install -y build-essential libbz2-dev libdb-dev \ libreadline-dev libffi-dev libgdbm-dev liblzma-dev \ libncursesw5-dev libsqlite3-dev libssl-dev \ zlib1g-dev uuid-dev tk-dev wget # 准备文件夹 sudo mkdir -p /opt/python/3.10.6 编译及安装 代码语言:javascript ...
# 刷新软件包目录 sudo apt update # 安装依赖 sudo apt install build-essential zlib1g-dev libncurses5-dev libgdbm-dev libnss3-dev libssl-dev libreadline-dev libffi-dev libbz2-dev liblzma-dev sqlite3 libsqlite3-dev tk-dev uuid-dev libgdbm-compat-dev 注意,Python 的部分功能依赖于对应的库(如...
# 刷新包目录 sudo apt update # 卸载 上一小节使用 PPA 安装的 Python 3.9 sudo apt purge python3.9 # 刷新包目录 sudo apt update # 安装依赖 sudo apt install build-essential zlib1g-dev libncurses5-dev libgdbm-dev libnss3-dev libssl-dev libreadline-dev libffi-dev 现在使用 wget 下载最新的 Pyt...
If you run an old version of Setuptools, it will also throw the "python setup.py egg_info" failed with error code 1. Missing ez_setup. ez_setup is another essential module required for python programming. Your system must have it installed; otherwise, you can get "python setup.py egg_...
sudo apt-getinstall build-essential python-dev python-setuptools python-pip python-smbus sudo apt-getinstall build-essential libncursesw5-dev libgdbm-dev libc6-dev sudo apt-getinstall zlib1g-dev libsqlite3-dev tk-dev sudo apt-getinstall libssl-dev openssl ...
It’s included with the Python installer, and it’s an essential tool for dependency management in Python. In this tutorial, you learned how to: Set up and run pip in your working environment Fix common errors related to working with pip Install and uninstall packages with pip Define ...
milaan9/08_Python_Date_Time_Module Star227 Code Issues Pull requests Time is undoubtedly the most critical factor in every aspect of life. Therefore, it becomes very essential to record and track this component. In Python, date and time can be tracked through its built-in libraries. This ar...
步骤1:安装依赖包 首先,你需要安装一些依赖包。以Ubuntu/Debian为例,可以通过以下命令安装: apt-get install build-essential python-dev 步骤2:安装uWSGI 接下来,你可以通过以下几种方式安装uWSGI: 通过pip命令: pip install uwsgi 下载安装脚本: curl http://uwsgi.it/install | bash -s default /tmp/uwsgi ...