to build apk using python-kivy-buildozer (it starts with bash)

buildozer_docker.sh

dockerd &>/dev/null &
echo -n "waiting for docker daemon to start ..."
o="$(sudo docker images 2>/dev/null)"
l=`expr length "$o"`
while [ $l -eq 0 ]
do
sleep 0.5
echo -n '.'
o="$(sudo docker images 2>/dev/null)"
l=`expr length "$o"`
done
echo -e "\ndockerd started."
echo "now you can use \`buildozer init\` to create buildozer.spec file"
echo "and \`buildozer -v android debug\` to build apk"
echo "$(pwd)/App : /home/user/hostcwd"
echo "$(pwd)/.buildozer : /home/user/.buildozer"
sudo docker run -it --rm --entrypoint /bin/bash -v "$(pwd)/.buildozer":"/home/user/.buildozer" -v "$(pwd)/App":"/home/user/hostcwd" kivy/buildozer

https://hub.docker.com/r/kivy/buildozer