270 lines
11 KiB
Python
270 lines
11 KiB
Python
#!/usr/bin/python3
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# -*- coding: utf-8 -*-
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"""
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E-Paper Software (main script) for the 3-colour and 2-Colour E-Paper display
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A full and detailed breakdown for this code can be found in the wiki.
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If you have any questions, feel free to open an issue at Github.
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Copyright by aceisace
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"""
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from __future__ import print_function
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import calendar
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from datetime import datetime
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from time import sleep
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from DebugConsole import DebugConsole
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debug = DebugConsole()
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from settings import *
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from icon_positions_locations import *
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from PIL import Image, ImageDraw, ImageFont, ImageOps
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import OwmForecasts
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import IcalEvents
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try:
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from urllib.request import urlopen
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except Exception as e:
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debug.print("Something didn't work right, maybe you're offline?" + e.reason)
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output_adapters = []
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if render_to_file:
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import ImageFileAdapter
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epd = ImageFileAdapter.ImageFileAdapter()
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output_adapters.append(epd)
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if render_to_display:
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if display_colours == "bwr":
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import Epd7in5bAdapter
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epd = Epd7in5bAdapter.Epd7in5bAdapter()
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output_adapters.append(epd)
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elif display_colours == "bw":
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import Epd7in5Adapter
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epd = Epd7in5Adapter.Epd7in5Adapter()
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output_adapters.append(epd)
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EPD_WIDTH = epd.width
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EPD_HEIGHT = epd.height
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font = ImageFont.truetype(path + 'Assistant-Regular.ttf', 18)
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im_open = Image.open
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"""Main loop starts from here"""
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def main ():
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while True:
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time = datetime.now()
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hour = int(time.strftime("%H"))
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month = int(time.now().strftime('%m'))
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year = int(time.now().strftime('%Y'))
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for i in range(1):
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debug.print('_________Starting new loop___________' + '\n')
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"""At the following hours (midnight, midday and 6 pm), perform
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a calibration of the display's colours"""
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if hour in calibrate_hours:
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for output in output_adapters:
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output.calibrate()
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debug.print('Date:'+ time.strftime('%a %d %b %y') + ', time: ' + time.strftime('%H:%M') + '\n')
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"""Create a blank white page, for debugging, change mode to
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to 'RGB' and and save the image by uncommenting the image.save
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line at the bottom"""
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image = Image.new('L', (EPD_HEIGHT, EPD_WIDTH), 'white')
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draw = (ImageDraw.Draw(image)).bitmap
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"""Draw the icon with the current month's name"""
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image.paste(im_open(mpath + str(time.strftime("%B") + '.jpeg')), monthplace)
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"""Draw a line seperating the weather and Calendar section"""
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image.paste(seperator, seperatorplace)
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"""Draw the icons with the weekday-names (Mon, Tue...) and
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draw a circle on the current weekday"""
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if (week_starts_on == "Monday"):
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calendar.setfirstweekday(calendar.MONDAY)
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image.paste(weekmon, weekplace)
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draw(weekdaysmon[(time.strftime("%a"))], weekday)
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if (week_starts_on == "Sunday"):
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calendar.setfirstweekday(calendar.SUNDAY)
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image.paste(weeksun, weekplace)
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draw(weekdayssun[(time.strftime("%a"))], weekday)
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"""Using the built-in calendar function, draw icons for each
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number of the month (1,2,3,...28,29,30)"""
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cal = calendar.monthcalendar(time.year, time.month)
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#debug.print(cal) #-uncomment for debugging with incorrect dates
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for numbers in cal[0]:
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image.paste(im_open(dpath + str(numbers) + '.jpeg'), positions['a' + str(cal[0].index(numbers) + 1)])
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for numbers in cal[1]:
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image.paste(im_open(dpath + str(numbers) + '.jpeg'), positions['b' + str(cal[1].index(numbers) + 1)])
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for numbers in cal[2]:
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image.paste(im_open(dpath + str(numbers) + '.jpeg'), positions['c' + str(cal[2].index(numbers) + 1)])
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for numbers in cal[3]:
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image.paste(im_open(dpath + str(numbers) + '.jpeg'), positions['d' + str(cal[3].index(numbers) + 1)])
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for numbers in cal[4]:
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image.paste(im_open(dpath + str(numbers) + '.jpeg'), positions['e' + str(cal[4].index(numbers) + 1)])
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try:
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for numbers in cal[5]:
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image.paste(im_open(dpath + str(numbers) + '.jpeg'), positions['f' + str(cal[5].index(numbers) + 1)])
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except IndexError:
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pass
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"""Custom function to display text on the E-Paper.
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Tuple refers to the x and y coordinates of the E-Paper display,
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with (0, 0) being the top left corner of the display."""
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def write_text (box_width, box_height, text, tuple):
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text_width, text_height = font.getsize(text)
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if (text_width, text_height) > (box_width, box_height):
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raise ValueError('Sorry, your text is too big for the box')
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else:
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x = int((box_width / 2) - (text_width / 2))
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y = int((box_height / 2) - (text_height / 2))
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space = Image.new('L', (box_width, box_height), color=255)
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ImageDraw.Draw(space).text((x, y), text, fill=0, font=font)
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image.paste(space, tuple)
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""" Handling Openweathermap API"""
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debug.print("Connecting to Openweathermap API servers...")
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owm = OwmForecasts.OwmForecasts(api_key, units=units)
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if owm.is_available() is True:
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forecast = owm.get_today_forecast(location)
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debug.print_forecast(forecast)
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if forecast.units == "metric":
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write_text(50, 35, forecast.air_temperature + " °C", (334, 0))
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write_text(100, 35, forecast.wind_speed + " km/h", (114, 0))
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if forecast.units == "imperial":
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write_text(50, 35, forecast.air_temperature + " °F", (334, 0))
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write_text(100, 35, forecast.wind_speed + " mph", (114, 0))
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if hours == "24":
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sunrisetime = str(forecast.sunrise.strftime('%H:%M'))
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sunsettime = str(forecast.sunset.strftime('%H:%M'))
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if hours == "12":
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sunrisetime = str(forecast.sunrise.strftime('%I:%M'))
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sunsettime = str(forecast.sunset.strftime('%I:%M'))
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"""Drawing the fetched weather icon"""
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image.paste(im_open(wpath + weathericons[forecast.icon] + '.jpeg'), wiconplace)
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"""Drawing the fetched temperature"""
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image.paste(tempicon, tempplace)
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"""Drawing the fetched humidity"""
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image.paste(humicon, humplace)
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write_text(50, 35, forecast.air_humidity + " %", (334, 35))
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"""Drawing the fetched sunrise time"""
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image.paste(sunriseicon, sunriseplace)
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write_text(50, 35, sunrisetime, (249, 0))
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"""Drawing the fetched sunset time"""
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image.paste(sunseticon, sunsetplace)
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write_text(50, 35, sunsettime, (249, 35))
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"""Drawing the wind icon"""
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image.paste(windicon, windiconspace)
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"""Write a short weather description"""
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write_text(144, 35, forecast.short_description, (70, 35))
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else:
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image.paste(no_response, wiconplace)
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"""Filter upcoming events from your iCalendar/s"""
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debug.print('Fetching events from your calendar' + '\n')
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events_cal = IcalEvents.IcalEvents(ical_urls)
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for event in events_cal.get_month_events():
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debug.print_event(event)
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upcoming = events_cal.get_upcoming_events()
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events_this_month = events_cal.get_month_events()
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events_this_month = [event.begin_datetime.day for event in events_this_month]
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def takeDate (elem):
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return elem.begin_datetime
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upcoming.sort(key=takeDate)
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del upcoming[4:]
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# uncomment the following 2 lines to display the fetched events
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# from your iCalendar
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debug.print('Upcoming events:')
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debug.print(upcoming)
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debug.print('Month events:')
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debug.print(events_this_month)
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#Credit to Hubert for suggesting truncating event names
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def write_text_left (box_width, box_height, text, tuple):
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text_width, text_height = font.getsize(text)
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while (text_width, text_height) > (box_width, box_height):
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text=text[0:-1]
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text_width, text_height = font.getsize(text)
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y = int((box_height / 2) - (text_height / 2))
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space = Image.new('L', (box_width, box_height), color=255)
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ImageDraw.Draw(space).text((0, y), text, fill=0, font=font)
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image.paste(space, tuple)
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"""Write event dates and names on the E-Paper"""
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for dates in range(len(upcoming)):
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write_text(70, 25, (upcoming[dates].begin_datetime.strftime('%d %b')), date_positions['d' + str(dates + 1)])
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for events in range(len(upcoming)):
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write_text_left(314, 25, (upcoming[events].title), event_positions['e' + str(events + 1)])
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"""Draw smaller squares on days with events"""
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for numbers in events_this_month:
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if numbers in cal[0]:
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draw(positions['a' + str(cal[0].index(numbers) + 1)], eventicon)
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if numbers in cal[1]:
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draw(positions['b' + str(cal[1].index(numbers) + 1)], eventicon)
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if numbers in cal[2]:
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draw(positions['c' + str(cal[2].index(numbers) + 1)], eventicon)
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if numbers in cal[3]:
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draw(positions['d' + str(cal[3].index(numbers) + 1)], eventicon)
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if numbers in cal[4]:
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draw(positions['e' + str(cal[4].index(numbers) + 1)], eventicon)
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try:
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if numbers in cal[5]:
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draw(positions['f' + str(cal[5].index(numbers) + 1)], eventicon)
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except IndexError:
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pass
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"""Draw a larger square on today's date"""
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today = time.day
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if today in cal[0]:
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draw(positions['a' + str(cal[0].index(today) + 1)], dateicon)
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if today in cal[1]:
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draw(positions['b' + str(cal[1].index(today) + 1)], dateicon)
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if today in cal[2]:
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draw(positions['c' + str(cal[2].index(today) + 1)], dateicon)
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if today in cal[3]:
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draw(positions['d' + str(cal[3].index(today) + 1)], dateicon)
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if today in cal[4]:
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draw(positions['e' + str(cal[4].index(today) + 1)], dateicon)
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try:
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if today in cal[5]:
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draw(positions['f' + str(cal[5].index(today) + 1)], dateicon)
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except IndexError:
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pass
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for output in output_adapters:
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output.render(image)
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debug.print("Finished rendering")
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for i in range(1):
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nexthour = ((60 - int(time.strftime("%M"))) * 60) - (int(time.strftime("%S")))
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sleep(nexthour)
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if __name__ == '__main__':
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main()
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