apt-get install build-essential curl gcc git \ default-libmysqlclient-dev \ libadns1-dev libbz2-dev libc6-dev libdb-dev libffi-dev \ libgdbm-dev libncurses5-dev libncursesw5-dev \ libreadline-dev libsqlite3-dev libssl-dev \ openssl \ python-dev python-pip python-setuptools python-smbus \ tk-dev \ zlib1g-dev
pyenv install 3.7.3