Just a quick add as I have just hacked my new Enviro+ into existance and in case any other newbies are struggling.
Don’t use the git clone approach that is in the Getting started article, use the curl
There is still one error in the script, installing the modules for python3. You might not notice as all the examples are for python.
To fix this run the extra command
$ python3 -m pip install pimoroni-bme280 pms5003 ltr559 st7735 ads1015
This installs the modules for python3
It is a great bit of kit and I will do a better write up later.