cd /home/tc
wget https://pypi.org/packages/source/u/urwid/urwid-2.1.0.tar.gz
tar xf urwid-2.1.0.tar.gz
cd urwid-2.1.0
python3.6 setup.py build
sudo python3.6 setup.py install --root=/tmp/urwid-2.1.0
cd /tmp/urwid-2.1.0
for i in $(sudo find . -not -type d | grep "__pycache__")
do
rm -rf "$i"
done
cd /tmp
sudo mksquashfs urwid-2.1.0 python3.6-urwid.tcz