- 安装依赖
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
- 下载python3安装包
wget https://www.python.org/ftp/python/3.6.5/Python-3.6.5.tgz
- 解压
tar -xvf Python-3.6.5.tgz
- 安装依赖
yum install zlib*
- 进入到解压后的文件夹编译安装
cd Python-3.6.5
./configure --prefix=/usr/local/python3 --enable-optimizations
make && make install
- 配置软连接
ln -s /usr/local/python3/bin/python3 /usr/bin/python3
- 转到根目录
输入 python3 看到提示信息表示安装成功
- 安装setuptools
wget --no-check-certificate https://pypi.python.org/packages/source/s/setuptools/setuptools-19.6.tar.gz#md5=c607dd118eae682c44ed146367a17e26
tar -zxvf setuptools-19.6.tar.gz
cd setuptools-19.6
python3 setup.py build
python3 setup.py install
- 设置软链接
ln -s /usr/local/python3/bin/pip3 /usr/bin/pip3
如软链接设置错误,删除软链接命令
rm -rf /usr/bin/pip3(后面/usr/bin/pip为软链接名称,切记不能加结尾/ 如:/usr/bin/pip3/则表示删除软连接及真实文件)
10.回到根目录
cd /
输入pip3 -V查看pip版本,安装成功则正确显示版本
- pip3升级
sudo pip3 install --upgrade pip
- 安装scrapy
pip3 install scrapy
-
scrapy检查 未找到命令
-
设置软连接
ln -s /usr/local/python3/bin/scrapy /usr/bin/scrapy
-
scrapy检查
成功