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python篇

2021-11-22 8:46:10

python3.7

安装

cd /usr/local

wget https://www.python.org/ftp/python/3.7.0/Python-3.7.0.tgz

tar zxvf Python-3.7.0.tgz

yum install gcc gcc-c++ libffi-devel -y

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

cd Python-3.7.0/

./configure --prefix=/usr/local/python3

make

make install

设置软连接

ln -s /usr/local/python3/bin/python3 /usr/bin/python3

ln -s /usr/local/python3/bin/pip3 /usr/bin/pip3

更新 pip

python3 -V

python3 -m pip install --upgrade pip

scrapy

安装

python3 -V

python3 -m pip install --upgrade pip

python3 -m pip install  -i https://pypi.tuna.tsinghua.edu.cn/simple scrapy

python3 -m pip install  -i https://pypi.tuna.tsinghua.edu.cn/simple twisted[tls]

python3 -m pip install  -i https://pypi.tuna.tsinghua.edu.cn/simple dbutils

python3 -m pip install  -i https://pypi.tuna.tsinghua.edu.cn/simple pymysql

启动

python3 -m scrapy crawl test_spider

nohup python3 main.py  > my.log 2>&1 &

ps -ef|grep  python