Format superhero power plant
MODIFY
Superhero_Power_Plant/Superhero_Power_Plant.py
Superhero_Power_Plant/Superhero_Power_Plant.py
import board
import neopixel
-import time
+
try:
import urandom as random # for v1.0 API support
except ImportError:
import random
-numpix = 17 # Number of NeoPixels
-pixpin = board.D1 # Pin where NeoPixels are connected
-strip = neopixel.NeoPixel(pixpin, numpix)
+num_pix = 17 # Number of NeoPixels
+pix_pin = board.D1 # Pin where NeoPixels are connected
+strip = neopixel.NeoPixel(pix_pin, num_pix)
-minAlpha = 0.1 # Minimum brightness
-maxAlpha = 0.4 # Maximum brightness
-alpha = (minAlpha + maxAlpha) / 2 # Start in middle
-alphaDelta = 0.01 # Amount to change brightness each time through loop
-alphaUp = True # If True, brightness increasing, else decreasing
+min_alpha = 0.1 # Minimum brightness
+max_alpha = 0.4 # Maximum brightness
+alpha = (min_alpha + max_alpha) / 2 # Start in middle
+alpha_delta = 0.01 # Amount to change brightness each time through loop
+alpha_up = True # If True, brightness increasing, else decreasing
strip.fill([0, 0, 255]) # Fill blue, or change to R,G,B of your liking
while True: # Loop forever...
if random.randint(1, 5) == 5: # 1-in-5 random chance
- alphaUp = not alphaUp # of reversing direction
- if alphaUp: # Increasing brightness?
- alpha += alphaDelta # Add some amount
- if alpha >= maxAlpha: # At or above max?
- alpha = maxAlpha # Limit to max
- alphaUp = False # and switch direction
+ alpha_up = not alpha_up # of reversing direction
+ if alpha_up: # Increasing brightness?
+ alpha += alpha_delta # Add some amount
+ if alpha >= max_alpha: # At or above max?
+ alpha = max_alpha # Limit to max
+ alpha_up = False # and switch direction
else: # Else decreasing brightness
- alpha -= alphaDelta # Subtract some amount
- if alpha <= minAlpha: # At or below min?
- alpha = minAlpha # Limit to min
- alphaUp = True # and switch direction
+ alpha -= alpha_delta # Subtract some amount
+ if alpha <= min_alpha: # At or below min?
+ alpha = min_alpha # Limit to min
+ alpha_up = True # and switch direction
strip.brightness = alpha # Set brightness to 0.0 to 1.0
strip.write() # and issue data to LED strip

Format superhero power plant