fixed_colour

[jhsoft1]

This is really great!! One little thing: You commented out

Need to start with something

fixed_colour = random_color()

and therefore I got the error:

Exception in thread Thread-2:
Traceback (most recent call last):
File "/usr/lib/python3.9/threading.py", line 954, in _bootstrap_inner
self.run()
File "/home/pi/tree/thetree.py", line 162, in run
self.flicker()
File "/home/pi/tree/thetree.py", line 242, in flicker
tree.color = fixed_colour
NameError: name 'fixed_colour' is not defined

[pjwerdna]

Noticed this myself a few days after the commit.