pyenv

pyenv

pyenv

prepare
sudo apt-get install -y git
sudo apt-get install -y build-essential libbz2-dev libssl-dev libreadline-dev \
                        libffi-dev libsqlite3-dev tk-dev

# optional scientific package headers (for Numpy, Matplotlib, SciPy, etc.)
sudo apt-get install -y libpng-dev libfreetype6-dev

install
curl -L https://github.com/pyenv/pyenv-installer/raw/master/bin/pyenv-installer | bash

env
export PATH="~/.pyenv/bin:$PATH"
eval "$(pyenv init -)"
eval "$(pyenv virtualenv-init -)"

create env
pyenv install 3.7.0
pyenv virtualenv 3.7.0 general
pyenv  activate  general


#virtualenv
install
sudo apt-get install python3 python3-pip virtualenvwrapper
pip install --upgrade virtualenv

env
virtualenv -p python3 env
source ./env/bin/activate
deactivate


#pip use tsinghua
pip3 install -i https://pypi.tuna.tsinghua.edu.cn/simple -r requirements.txt