- 1.下载
wget https://www.python.org/ftp/python/3.7.4/Python-3.7.4.tgz
- 2.解压
tar -xzvf Python-3.7.4.tgz
- 3.config # 指定安装目录
mkdir -p /usr/local/python3
./configure --prefix=/usr/local/python3/
4.make 编译
5.make install 安装
6.创建快捷方式
ln -s /usr/local/python3/bin/python3 /usr/bin/python3
ln -s /usr/local/python3/bin/pip3 /usr/bin/pip3
- 7.更新pip3
pip3 install --upgrade pip
- 8.环境变量中添加/usr/local/python3
vi .bash_profile
- 修改
PATH=$PATH:$HOME/bin:/usr/local/python3/bin
- 退出编辑,激活配置:source .bash_profile
- 1.11.2.常见错误
错误:ModuleNotFoundError: No module named '_ctypes'
解决办法:yum install libffi-devel
错误:zipimport.ZipImportError: can‘t decompress data; zlib not availabl
解决办法:yum install zlib-devel
错误:No module named '_ssl'
解决办法:yum install openssl-devel,然后重新编译安装
错误:No module named '_sqlite3
解决办法:yum install sqlite-devel,然后重新编译安装
错误:ImportError: No module named Tkinter
解决办法:
yum install tkinter
yum -y install tcl-devel tk-devel
重新编译安装
开发准备(python自带的虚拟环境)
- 创建项目代码目录
mkdir -p ~/Code/monkey
- 进入项目根目录
cd ~/Code/monkey
- 创建一个名叫env的虚拟环境(注:Python3自带pyenv)
python3 -m venv env
- 激活虚拟环境
source env/bin/activate
- 安装项目依赖的包
pip install -r requirements.txt