一、centos安裝python3
1、安裝依賴包：
sudo yum -y install zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel gdbm-devel db4-devel libpcap-devel xz-devel libffi-devel mysql-devel gcc gcc-devel python-devel
2、下載下傳python3.7的安裝包
執行指令 sudo wget https://www.python.org/ftp/python/3.7.7/Python-3.7.7.tar.xz
3、解壓
sudo tar -xvf Python-3.7.7.tar.xz
4、配置安裝位置
cd Python-3.7.7
./configure --prefix=/usr/local/python3
5、編譯安裝
sudo make
sudo make install
6、添加軟連結
sudo ln -s /usr/local/python3/bin/python3 /usr/bin/python3
sudo ln -s /usr/local/python3/bin/pip3 /usr/bin/pip3
二、更新系統的sqlite版本(Django需要版本高于3.8.3)
1、下載下傳安裝包
sudo tar -xvf sqlite-autoconf-3320300.tar.gz
2、解壓安裝包
sudo tar -xvf sqlite-autoconf-3320300.tar.gz
3、配置安裝位置
cd sqlite-autoconf-3320300
sudo ./configure --prefix=/usr/local
4、替換系統的sqlite
sudo mv /usr/bin/sqlite3 /usr/bin/sqlite3_old
sudo ln -s /usr/local/bin/sqlite3 /usr/bin/sqlite3
sudo echo "/usr/local/lib" > /etc/ld.so.conf.d/sqlite3.conf
sudo ldconfig
三、安裝Django
sudo pip3 install Django==3.0.8