linux下python开发环境的安装

1.准备编译环境

yum groupinstall 'Development Tools'

yum install zlib-devel bzip2-devel  openssl-devel ncurses-devel

2.下载 Python3.5代码包

wget  https://www.python.org/ftp/python/3.5.0/Python-3.5.0.tar.xz
tar Jxvf  Python-3.5.0.tar.xz
cd Python-3.5.0
./configure --prefix=/usr/local/python3
make && make install

3.做软链：

ln -s /usr/local/python3/bin/python3.5 /usr/local/bin/python3
ln -s /usr/local/python3/bin/pip3.5 /usr/local/bin/pip

4.升级pip到最新版本：

pip install --upgrade pip

注：--no-check-certificate 表示安装时“不检查证书”，不加上可能无法安装。

5.安装requests包：

pip install requests

6.安装pyquery包：

pip install pyquery

7.安装pymysql包：

pip install pymysql