The definitive guide to setup my Python workspace

python-guide.sh

# The definitive guide to setup my Python workspace
# Author: Henrique Bastos <henrique@bastos.net>

PY3=3.8.0
#PY2=2.7.16
PY3TOOLS="youtube-dl pandas s3cmd fabric pytest"
#PY2TOOLS="rename mercurial"

VENVS=~/.ve
PROJS=~/workspace

# Adapted for or Debian
# Install dependencies
#brew install openssl readline zlib
sudo apt-get install -y build-essential libssl-dev zlib1g-dev libbz2-dev libreadline-dev libsqlite3-dev wget curl llvm gettext libncurses5-dev tk-dev tcl-dev blt-dev libgdbm-dev git python-dev python3-dev aria2 vim libnss3-tools python3-venv liblzma-dev

# Install Pyenv
#brew install pyenv
#brew install pyenv-virtualenv
curl -L https://raw.githubusercontent.com/pyenv/pyenv-installer/master/bin/pyenv-installer | bash

# All my virtualenvs are here...
mkdir -p $VENVS

# All my projects are here...
mkdir -p $PROJS

# Setup .bash_profile

#cat <<EOT >> .bash_profile
cat <<EOT >> .bashrc

# Virtualenv-wrapper directories
export WORKON_HOME=$VENVS
export PROJECT_HOME=$PROJS
EOT

#cat <<"EOT" >> .bash_profile
cat <<"EOT" >> .bashrc

# Pyenv initialization
eval "$(pyenv init -)"
if which pyenv-virtualenv-init > /dev/null; then eval "$(pyenv virtualenv-init -)"; fi
EOT

# Initialize pyenv
eval "$(pyenv init -)"
if which pyenv-virtualenv-init > /dev/null; then eval "$(pyenv virtualenv-init -)"; fi

# Install Python versions
pyenv install $PY3
#pyenv install $PY2

# Mojave issue
# SDKROOT=/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk MACOSX_DEPLOYMENT_TARGET=10.14 pyenv install $PY3
# SDKROOT=/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk MACOSX_DEPLOYMENT_TARGET=10.14 pyenv install $PY2

# Prepare virtual environments
pyenv virtualenv $PY3 jupyter38
pyenv virtualenv $PY3 tools38
#pyenv virtualenv $PY2 ipython27
#pyenv virtualenv $PY2 tools27

~/.pyenv/versions/$PY3/bin/pip install --upgrade pip
#~/.pyenv/versions/$PY2/bin/pip install --upgrade pip
~/.pyenv/versions/jupyter38/bin/pip install --upgrade pip
~/.pyenv/versions/tools38/bin/pip install --upgrade pip
#~/.pyenv/versions/ipython27/bin/pip install --upgrade pip
#~/.pyenv/versions/tools27/bin/pip install --upgrade pip

# Install Jupyter
~/.pyenv/versions/jupyter38/bin/pip install jupyter
~/.pyenv/versions/jupyter38/bin/python -m ipykernel install --user
~/.pyenv/versions/jupyter38/bin/pip install jupyter_nbextensions_configurator rise
~/.pyenv/versions/jupyter38/bin/jupyter nbextensions_configurator enable --user

# Install Python2 kernel
#~/.pyenv/versions/ipython27/bin/pip install ipykernel
#~/.pyenv/versions/ipython27/bin/python -m ipykernel install --user

# Install Python3 Tools
~/.pyenv/versions/tools38/bin/pip install $PY3TOOLS

# Install virtualenvwrapper
~/.pyenv/versions/tools38/bin/pip install virtualenvwrapper

#cat <<"EOT" >> .bash_profile
cat <<"EOT" >> .bashrc

# Virtualenv Wrapper initialization
VIRTUALENVWRAPPER_PYTHON=~/.pyenv/versions/tools38/bin/python
source ~/.pyenv/versions/tools38/bin/virtualenvwrapper.sh
EOT

# Install Python2 Tools
#~/.pyenv/versions/tools27/bin/pip install $PY2TOOLS

# Protect lib dir for global interpreters
#chmod -R -w ~/.pyenv/versions/$PY2/lib/
chmod -R -w ~/.pyenv/versions/$PY3/lib/

# Setup path order
pyenv global $PY3 jupyter38 tools38
#pyenv global $PY2 ipython27 tools27 (I excluded at the above line)

# Check everything
pyenv which python     | grep -q "$PY3" && echo "✓ $PY3"
#pyenv which python2    | grep -q "$PY2" && echo "✓ $PY2"
pyenv which jupyter    | grep -q "jupyter38" && echo "✓ jupyter38" 
pyenv which ipython    | grep -q "jupyter38" && echo "✓ ipython" 
#pyenv which ipython2   | grep -q "ipython27" && echo "✓ ipython27" 
pyenv which youtube-dl | grep -q "tools38" && echo "✓ tools38" 
#pyenv which rename     | grep -q "tools27" && echo "✓ tools27"

echo "Done! Restart the terminal."
# I added this line to the .bashrc
# export PATH="$PATH:/home/flcs/.pyenv/bin"

Irado!