-
-
Save pbojinov/0b39906a5e3f3c158b8b15a92e011db8 to your computer and use it in GitHub Desktop.
A weather status script for the Raspberry Pi and Blinkt module - https://blog.bjones.net/2018/02/04/pi-blinkt-weather-status/
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
import json, time, os.path | |
import blinkt, requests | |
status_colors = {'current':[1,1,1],'high':[1,0,0],'low':[0,0,1],'precip':[0,1,0]} | |
blinkt.set_clear_on_exit() | |
blinkt.set_brightness(.1) | |
def getForecast(key,lat,lng): | |
url = 'https://api.darksky.net/forecast/' + key + '/' + str(lat) + ',' + str(lng) | |
stl = requests.get(url) | |
return stl.json() | |
def getTempColor(temp): | |
if temp <= 0: | |
color = [10,0,30] | |
elif temp <= 32: | |
color = [0,0,30] | |
elif temp <= 50: | |
color = [0,15,30] | |
elif temp <= 65: | |
color = [0,30,0] | |
elif temp <= 80: | |
color = [60,20,0] | |
elif temp <= 95: | |
color = [60,10,0] | |
else: | |
color = [30,0,0] | |
return color | |
def getStoplightColor(prob,low,high): | |
if prob < low: | |
color = [0,30,0] | |
elif prob < high: | |
color = [60,20,0] | |
else: | |
color = [30,0,0] | |
return color | |
def showSevenDayTemps(temps, which): | |
blinkt.clear() | |
# set status light | |
color = status_colors[which] | |
blinkt.set_pixel(7,color[0],color[1],color[2]) | |
for i in range(7): | |
color = getTempColor(temps[i]) | |
blinkt.set_pixel(i,color[0],color[1],color[2]) | |
blinkt.show() | |
def showSevenDayPrecip(precip, which): | |
blinkt.clear() | |
# set status light | |
color = status_colors[which] | |
blinkt.set_pixel(7,color[0],color[1],color[2]) | |
for i in range(7): | |
color = getStoplightColor(precip[i],.25,.75) | |
blinkt.set_pixel(i,color[0],color[1],color[2]) | |
blinkt.show() | |
def showCurrent(data): | |
blinkt.clear() | |
# set status light | |
color = status_colors['current'] | |
blinkt.set_pixel(7,color[0],color[1],color[2]) | |
# get current temp (use color scale) | |
color = getTempColor(data['temp']) | |
blinkt.set_pixel(0,color[0],color[1],color[2]) | |
# daily high and low (use color scale) | |
color = getTempColor(data['low']) | |
blinkt.set_pixel(1,color[0],color[1],color[2]) | |
color = getTempColor(data['high']) | |
blinkt.set_pixel(2,color[0],color[1],color[2]) | |
# precip (red, yellow, green) | |
color = getStoplightColor(data['precip'],.25,.75) | |
blinkt.set_pixel(3,color[0],color[1],color[2]) | |
blinkt.show() | |
def prepData(forecast): | |
data = {'lows': [], 'highs': [], 'precip': [], 'current': {}} | |
for day in forecast['daily']['data']: | |
data['lows'].append(day['apparentTemperatureLow']) | |
data['highs'].append(day['apparentTemperatureHigh']) | |
data['precip'].append(day['precipProbability']) | |
curr_temp = forecast['currently']['apparentTemperature'] | |
data['current']['temp'] = curr_temp | |
data['current']['low'] = curr_temp | |
data['current']['high'] = curr_temp | |
for hour in forecast['hourly']['data'][:24]: | |
if hour['apparentTemperature'] < data['current']['low']: | |
data['current']['low'] = hour['apparentTemperature'] | |
if hour['apparentTemperature'] > data['current']['high']: | |
data['current']['high'] = hour['apparentTemperature'] | |
data['current']['precip'] = forecast['daily']['data'][0]['precipProbability'] | |
return data | |
forecast = None | |
cur_time = time.time() | |
interval = 5*60 | |
delay = 2 | |
while True: | |
if forecast is not None and (cur_time + interval) > time.time(): | |
pass | |
else: | |
forecast = getForecast( [api key] ,38.6270,-90.1994) | |
data = prepData(forecast) | |
cur_time = time.time() | |
showCurrent(data['current']) | |
time.sleep(delay) | |
showSevenDayTemps(data['lows'], 'low') | |
time.sleep(delay) | |
showSevenDayTemps(data['highs'], 'high') | |
time.sleep(delay) | |
showSevenDayPrecip(data['precip'], 'precip') | |
time.sleep(delay) |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment