Updating GoPiGo3 on Ubuntu 20.04.2 about gopigo3 HOT 2 CLOSED

=== UPDATE THAT WORKED
(!!! log in as pi  !!!)

- BACKUP ~/Dexter
cp -r ~/Dexter ~/Dexter.old
rm -rf ~/Dexter

- Get Dexter/GoPiGo3  (from master)
$ sudo git clone http://www.github.com/DexterInd/GoPiGo3.git /home/pi/Dexter/GoPiGo3

- Get Dexter/DI_Sensors
$ sudo git clone https://github.com/DexterInd/DI_Sensors.git /home/pi/Dexter/DI_Sensors

- Setup RFR_Tools (for I2C_mutex)
$ sudo git clone https://github.com/DexterInd/RFR_Tools.git /home/pi/Dexter/lib/Dexter/RFR_Tools
$ cd /home/pi/Dexter/lib/Dexter//RFR_Tools/miscellaneous/
$ sudo python3 setup.py install

- SETUP GoPiGo3  Python3 egg 
$ cd /home/pi/Dexter/GoPiGo3/Software/Python
$ sudo python3 setup.py install
...
Installed /usr/local/lib/python3.8/dist-packages/gopigo3-1.3.0-py3.8.egg

- Install DI_Sensors egg
$ cd /home/pi/Dexter/DI_Sensors/Python
$ sudo python3 setup.py install

- Get serial number file
$ wget -O .list_of_serial_numbers.pkl https://raw.githubusercontent.com/DexterInd/GoPiGo3/master/Install/list_of_serial_numbers.pkl

- Check your python is using the installed package
$ python3
Python 3.8.10 (default, Jun  2 2021, 10:49:15) 
[GCC 9.4.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import gopigo3
>>> print(gopigo3.__file__)
/usr/local/lib/python3.8/dist-packages/gopigo3-1.3.0-py3.8.egg/gopigo3.py


- Check what methods are in GoPiGo3 class:
$ python3
>>> import gopigo3
>>> for f in dir(gopigo3.GoPiGo3):
...   print(f)
... 

look for
_check_serial_number_for_16_ticks

- [OPTIONAL - Create default ~/Dexter/gpg3_config.json

>>> gpg3=gopigo3.GoPiGo3()
(ctrl-D to exit)

more ~/Dexter/gpg3_config.json

- [MY OPTION] - copy gpg_config.json
cp ~/rosbot-on-gopigo3/configs/tilde-Dexter.gpg3_config.json ~/Dexter/gpg3_config.json