centos安装python env [scrapy]

1. install.sh

yum install wget -y
rm -rf /usr/local/python3/
mkdir /wget
mkdir /code/byb/venv -p
mkdir /code/byb/src
wget https://www.python.org/ftp/python/3.6.5/Python-3.6.5.tar.xz -O /wget/python3.tar.xz
tar -xvf /wget/python3.tar.xz  -C /wget
cd /wget/Python-3.6.5/
mkdir /usr/local/python3
./configure --prefix=/usr/local/python3/
make
make install 
rm -rf /usr/bin/python3
ln -s /usr/local/python3/bin/python3 /usr/bin/python3
 
pip install virtualenv
virtualenv /code/byb/venv --no-site-packages -p /usr/bin/python3 
source /code/byb/venv/bin/activate
pip install sqlalchemy
wget https://github.com/yugengde/tools/blob/Linux_centos/Twisted-17.9.0.tar.bz2?raw=true --no-check-certificate -O /wget/twisted.tar.bz2
tar -xjf /wget/twisted.tar.bz2 -C /wget/
cd /wget/Twisted-17.9.0/
python setup.py install
pip install scrapy
pip install pysqlite3
pip install pymongo
cd - 

2 control.sh

scp install.sh c4:/
ssh c4 "cd /root/;  nohub /bin/sh /install.sh &"