new-venv

#!/bin/bash

# Function to log messages to stderr if $QUIET is not set
log () {
    if (( $QUIET == 0 )) ; then
        echo $1 1>&2
    fi
}

# Set default values
QUIET=0
# Parse arguments
while [ "${#@}" -gt "0" ] ; do
    opt=$1
    case "$opt" in
        -q|--quiet)
            QUIET=1
            ;;
        *)
            echo "Unrecognized option, $opt"
            ;;
    esac
    shift
done

log "Removing old virtual environment"
# Deactivate the virtual environment if it is active
if which deactivate ; then
    deactivate
fi

# Remove old venv, tox cache
for dir in venv .tox ; do
    if [ -d "$dir" ] ;  then
        log "   - Removing $dir"
        rm -rf $dir
    fi
done

log "Creating virtual environment"
python3 -m venv venv --system-site-packages
. venv/bin/activate

log "Installing adafruit shell and blinka"
pip install --upgrade adafruit-python-shell
wget -O raspi-blinka.py https://raw.githubusercontent.com/adafruit/Raspberry-Pi-Installer-Scripts/master/raspi-blinka.py
sudo -E env PATH=$PATH python3 raspi-blinka.py