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brew install pyenv
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config ```` echo ‘export PYENV_ROOT=”$HOME/.pyenv”’ » ~/.bash_profile echo ‘export PATH=”$PYENV_ROOT/bin:$PATH”’ » ~/.bash_profile echo -e ‘if command -v pyenv 1>/dev/null 2>&1; then\n eval “$(pyenv init -)”\nfi’ » ~/.bash_profile
echo ‘source ~/.bash_profile’ » ~/.zshrc echo ‘source /etc/profile’ » ~/.zshrc
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3. reload
exec $SHELL
4. install
pyenv install 3.5.5
pyenv global 2.7.14
pyenv global 3.5.5 python -V ````
