1. start venv
apt-get install python3-pip pip3 install virualenv cd /software/code virtualenv --no-site-packages venv source venv/bin/activate
2. end venv
deactivate
3. pip install
pip install requests pip install scrapy
...
1. start venv
apt-get install python3-pip pip3 install virualenv cd /software/code virtualenv --no-site-packages venv source venv/bin/activate
2. end venv
deactivate
3. pip install
pip install requests pip install scrapy
...
原文：https://www.cnblogs.com/yugengde/p/8649022.html