XmasTree_WhichLEDIsWhich.py

#!/usr/bin/env python3
# XmasTree_WhichLEDIsWhich.py
# Helps identify which LED is which number - to aid development of patterns
# Running this code produces a grid window with 25 buttons - click each number
# to light up the corresponding LED.
from tree import RGBXmasTree
from tkinter import *
from functools import partial

# Instance the  RGBXmasTree
tree = RGBXmasTree(brightness=0.05)
tree.off() # Start with all lights off

def flashLED(i):
    tree.off() # Turn all other LEDs off
    tree[i].color = (1, 1, 1) # Light up respective LED
    print('LED ',i) # Print out result

master = Tk()
canvas = Canvas(master)
i=0 # Note there are 25 LEDs on tree
for c in range(5):
    for r in range(5):
        button = Button(0)
        button.configure(text=i)
        button.configure(command=partial(flashLED,i))
        button.grid(row=r,column=c)
        i+=1

# main loop
try:
    master.mainloop()
except KeyboardInterrupt:
    tree.close()