MicroPython • Pulling data from url?

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from machine import Pin, I2Cfrom ssd1306 import SSD1306_I2Cfrom oled import Write, GFX, SSD1306_I2Cfrom oled.fonts import ubuntu_mono_15, ubuntu_mono_20from neopixel import Neopixelimport utimeimport networkimport ntptimeimport urequestsimport jsonimport udatetime as datetimeimport displaymetarssid = 'SSID'password = 'password'def connect():    #Connect to WLAN    wlan = network.WLAN(network.STA_IF)    wlan.active(True)    wlan.connect(ssid, password)    while wlan.isconnected() == False:        print('Waiting for connection...')        utime.sleep(1)    print(wlan.ifconfig()) WIDTH =128HEIGHT= 64i2c=I2C(0,scl=Pin(17),sda=Pin(16),freq=200000)oled = SSD1306_I2C(WIDTH,HEIGHT,i2c)# NeoPixel Confif #numpix = 50strip = Neopixel(numpix, 0, 28, "GRB")strip.brightness(50)blank = (0,0,0)COLOR_VFR = (255,0,0)# GreenCOLOR_VFR_FADE = (125,0,0)# Green Fade for windCOLOR_MVFR = (0,0,255)# BlueCOLOR_MVFR_FADE = (0,0,125)# Blue Fade for windCOLOR_IFR = (0,255,0)# RedCOLOR_IFR_FADE = (0,125,0)# Red Fade for windCOLOR_LIFR = (0,125,125)# MagentaCOLOR_LIFR_FADE = (0,75,75)# Magenta Fade for windCOLOR_CLEAR = (0,0,0)# ClearCOLOR_LIGHTNING = (255,255,255)# WhiteCOLOR_HIGH_WINDS = (255,255,0) # Yellow # ----- Blink/Fade functionality for Wind and Lightning -----# Do you want the METARMap to be static to just show flight conditions, or do you also want blinking/fading based on current wind conditionsACTIVATE_WINDCONDITION_ANIMATION = True# Set this to False for Static or True for animated wind conditions#Do you want the Map to Flash white for lightning in the areaACTIVATE_LIGHTNING_ANIMATION = True# Set this to False for Static or True for animated Lightning# Fade instead of blinkFADE_INSTEAD_OF_BLINK= True# Set to False if you want blinking# Blinking Windspeed ThresholdWIND_BLINK_THRESHOLD= 15# Knots of windspeed to blink/fadeHIGH_WINDS_THRESHOLD= 25# Knots of windspeed to trigger Yellow LED indicating very High Winds, set to -1 if you don't want to use thisALWAYS_BLINK_FOR_GUSTS= False# Always animate for Gusts (regardless of speeds)# Blinking Speed in secondsBLINK_SPEED= 1.0# Float in seconds, e.g. 0.5 for half a second# Total blinking time in seconds.# For example set this to 300 to keep blinking for 5 minutes if you plan to run the script every 5 minutes to fetch the updated weatherBLINK_TOTALTIME_SECONDS= 300# ----- Daytime dimming of LEDs based on time of day or Sunset/Sunrise -----ACTIVATE_DAYTIME_DIMMING = True# Set to True if you want to dim the map after a certain time of dayBRIGHT_TIME_START= datetime.time(7,0)# Time of day to run at LED_BRIGHTNESS in hours and minutesDIM_TIME_START= datetime.time(19,0)# Time of day to run at LED_BRIGHTNESS_DIM in hours and minutesLED_BRIGHTNESS_DIM= 10# Float from 0.0 (min) to 1.0 (max)# ----- External Display support -----ACTIVATE_EXTERNAL_METAR_DISPLAY = True# Set to True if you want to display METAR conditions to a small external displayDISPLAY_ROTATION_SPEED = 5.0# Float in seconds, e.g 2.0 for two seconds# ----- Show a set of Legend LEDS at the end -----SHOW_LEGEND = True# Set to true if you want to have a set of LEDs at the end show the legend# You'll need to add 7 LEDs at the end of your string of LEDs# If you want to offset the legend LEDs from the end of the last airport from the airports file,# then change this offset variable by the number of LEDs to skip before the LED that starts the legendOFFSET_LEGEND_BY = 1# The order of LEDs is:#VFR#MVFR#IFR#LIFR#LIGHTNING#WINDY#HIGH WINDS# ---------------------------------------------------------------------------# ------------END OF CONFIGURATION-------------------------------------------# ---------------------------------------------------------------------------print("Running metar.py ")# Initialize the LED strip#bright = BRIGHT_TIME_START < datetime.datetime.now().time() < DIM_TIME_STARTprint("Wind animation:" + str(ACTIVATE_WINDCONDITION_ANIMATION))print("Lightning animation:" + str(ACTIVATE_LIGHTNING_ANIMATION))print("Daytime Dimming:" + str(ACTIVATE_DAYTIME_DIMMING) + (" using Sunrise/Sunset" if USE_SUNRISE_SUNSET and ACTIVATE_DAYTIME_DIMMING else ""))print("External Display:" + str(ACTIVATE_EXTERNAL_METAR_DISPLAY))pixels = Neopixel# Read the airports file to retrieve list of airports and use as order for LEDswith open("airports") as f:airports = f.readlines()airports = [x.strip() for x in airports]try:with open("displayairports") as f2:displayairports = f2.readlines()displayairports = [x.strip() for x in displayairports]print("Using subset airports for LED display")# Retrieve METAR from aviationweather.gov data server# Details about parameters can be found here: https://aviationweather.gov/data/api/#/Dataserver/dataserverMetarsurl = "https://aviationweather.gov/cgi-bin/data/dataserver.php?requestType=retrieve&dataSource=metars&stationString=" + ",".join([item for item in airports if item != "NULL"]) + "&hoursBeforeNow=5&format=xml&mostRecent=true&mostRecentForEachStation=constraint"print(url)response = urequests.get(url)content = response.text#req = urequests.request(url, headers={'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 Safari/537.36 Edg/86.0.622.69'})#content = urequests.request.urlopen(req).read()# Retrieve flying conditions from the service response and store in a dictionary for each airportroot = ET.fromstring(content)conditionDict = { "NULL": {"flightCategory" : "", "windDir": "", "windSpeed" : 0, "windGustSpeed" :  0, "windGust" : False, "lightning": False, "tempC" : 0, "dewpointC" : 0, "vis" : 0, "altimHg" : 0, "obs" : "", "skyConditions" : {}, "obsTime" : datetime.datetime.now() } }conditionDict.pop("NULL")stationList = []for metar in root.iter('METAR'):stationId = metar.find('station_id').textif metar.find('flight_category') is None:print("Missing flight condition, skipping.")continueflightCategory = metar.find('flight_category').textwindDir = ""windSpeed = 0windGustSpeed = 0windGust = Falselightning = FalsetempC = 0dewpointC = 0vis = 0altimHg = 0.0obs = ""skyConditions = []if metar.find('wind_gust_kt') is not None:windGustSpeed = int(metar.find('wind_gust_kt').text)windGust = (True if (ALWAYS_BLINK_FOR_GUSTS or windGustSpeed > WIND_BLINK_THRESHOLD) else False)if metar.find('wind_speed_kt') is not None:windSpeed = int(metar.find('wind_speed_kt').text)if metar.find('wind_dir_degrees') is not None:windDir = metar.find('wind_dir_degrees').textif metar.find('temp_c') is not None:tempC = int(round(float(metar.find('temp_c').text)))if metar.find('dewpoint_c') is not None:dewpointC = int(round(float(metar.find('dewpoint_c').text)))if metar.find('visibility_statute_mi') is not None:vis_str = metar.find('visibility_statute_mi').textvis_str = vis_str.replace('+', '')vis = int(round(float(vis_str)))if metar.find('altim_in_hg') is not None:altimHg = float(round(float(metar.find('altim_in_hg').text), 2))if metar.find('wx_string') is not None:obs = metar.find('wx_string').textif metar.find('observation_time') is not None:obsTime = datetime.datetime.fromisoformat(metar.find('observation_time').text.replace("Z","+00:00"))for skyIter in metar.iter("sky_condition"):skyCond = { "cover" : skyIter.get("sky_cover"), "cloudBaseFt": int(skyIter.get("cloud_base_ft_agl", default=0)) }skyConditions.append(skyCond)if metar.find('raw_text') is not None:rawText = metar.find('raw_text').textlightning = False if ((rawText.find('LTG', 4) == -1 and rawText.find('TS', 4) == -1) or rawText.find('TSNO', 4) != -1) else Trueprint(stationId + ":" + flightCategory + ":" + str(windDir) + "@" + str(windSpeed) + ("G" + str(windGustSpeed) if windGust else "") + ":"+ str(vis) + "SM:"+ obs + ":"+ str(tempC) + "/"+ str(dewpointC) + ":"+ str(altimHg) + ":"+ str(lightning))conditionDict[stationId] = { "flightCategory" : flightCategory, "windDir": windDir, "windSpeed" : windSpeed, "windGustSpeed": windGustSpeed, "windGust": windGust, "vis": vis, "obs" : obs, "tempC" : tempC, "dewpointC" : dewpointC, "altimHg" : altimHg, "lightning": lightning, "skyConditions" : skyConditions, "obsTime": obsTime }if displayairports is None or stationId in displayairports:stationList.append(stationId)# Start up external display outputdisp = Noneif displaymetar is not None and ACTIVATE_EXTERNAL_METAR_DISPLAY:print("setting up external display")disp = displaymetar.startDisplay()displaymetar.clearScreen(disp)# Setting LED colors based on weather conditionslooplimit = int(round(BLINK_TOTALTIME_SECONDS / BLINK_SPEED)) if (ACTIVATE_WINDCONDITION_ANIMATION or ACTIVATE_LIGHTNING_ANIMATION or ACTIVATE_EXTERNAL_METAR_DISPLAY) else 1windCycle = FalsedisplayTime = 0.0displayAirportCounter = 0numAirports = len(stationList)while looplimit > 0:i = 0for airportcode in airports:# Skip NULL entriesif airportcode == "NULL":i += 1continuecolor = COLOR_CLEARconditions = conditionDict.get(airportcode, None)windy = FalsehighWinds = FalselightningConditions = Falseif conditions != None:windy = True if (ACTIVATE_WINDCONDITION_ANIMATION and windCycle == True and (conditions["windSpeed"] >= WIND_BLINK_THRESHOLD or conditions["windGust"] == True)) else FalsehighWinds = True if (windy and HIGH_WINDS_THRESHOLD != -1 and (conditions["windSpeed"] >= HIGH_WINDS_THRESHOLD or conditions["windGustSpeed"] >= HIGH_WINDS_THRESHOLD)) else FalselightningConditions = True if (ACTIVATE_LIGHTNING_ANIMATION and windCycle == False and conditions["lightning"] == True) else Falseif conditions["flightCategory"] == "VFR":color = COLOR_VFR if not (windy or lightningConditions) else COLOR_LIGHTNING if lightningConditions else COLOR_HIGH_WINDS if highWinds else (COLOR_VFR_FADE if FADE_INSTEAD_OF_BLINK else COLOR_CLEAR) if windy else COLOR_CLEARelif conditions["flightCategory"] == "MVFR":color = COLOR_MVFR if not (windy or lightningConditions) else COLOR_LIGHTNING if lightningConditions else COLOR_HIGH_WINDS if highWinds else (COLOR_MVFR_FADE if FADE_INSTEAD_OF_BLINK else COLOR_CLEAR) if windy else COLOR_CLEARelif conditions["flightCategory"] == "IFR":color = COLOR_IFR if not (windy or lightningConditions) else COLOR_LIGHTNING if lightningConditions else COLOR_HIGH_WINDS if highWinds else (COLOR_IFR_FADE if FADE_INSTEAD_OF_BLINK else COLOR_CLEAR) if windy else COLOR_CLEARelif conditions["flightCategory"] == "LIFR":color = COLOR_LIFR if not (windy or lightningConditions) else COLOR_LIGHTNING if lightningConditions else COLOR_HIGH_WINDS if highWinds else (COLOR_LIFR_FADE if FADE_INSTEAD_OF_BLINK else COLOR_CLEAR) if windy else COLOR_CLEARelse:color = COLOR_CLEARprint("Setting LED " + str(i) + " for " + airportcode + " to " + ("lightning " if lightningConditions else "") + ("very " if highWinds else "") + ("windy " if windy else "") + (conditions["flightCategory"] if conditions != None else "None") + " " + str(color))pixels[i] = colori += 1# Legendif SHOW_LEGEND:pixels[i + OFFSET_LEGEND_BY] = COLOR_VFRpixels[i + OFFSET_LEGEND_BY + 1] = COLOR_MVFRpixels[i + OFFSET_LEGEND_BY + 2] = COLOR_IFRpixels[i + OFFSET_LEGEND_BY + 3] = COLOR_LIFRif ACTIVATE_LIGHTNING_ANIMATION == True:pixels[i + OFFSET_LEGEND_BY + 4] = COLOR_LIGHTNING if windCycle else COLOR_VFR # lightningif ACTIVATE_WINDCONDITION_ANIMATION == True:pixels[i+ OFFSET_LEGEND_BY + 5] = COLOR_VFR if not windCycle else (COLOR_VFR_FADE if FADE_INSTEAD_OF_BLINK else COLOR_CLEAR)    # windyif HIGH_WINDS_THRESHOLD != -1:pixels[i + OFFSET_LEGEND_BY + 6] = COLOR_VFR if not windCycle else COLOR_HIGH_WINDS  # high winds# Update actual LEDs all at oncepixels.show()# Rotate through airports METAR on external displayif disp is not None:if displayTime <= DISPLAY_ROTATION_SPEED:displaymetar.outputMetar(disp, stationList[displayAirportCounter], conditionDict.get(stationList[displayAirportCounter], None))displayTime += BLINK_SPEEDelse:displayTime = 0.0displayAirportCounter = displayAirportCounter + 1 if displayAirportCounter < numAirports-1 else 0print("showing METAR Display for " + stationList[displayAirportCounter])# Switching between animation cyclesutime.sleep(BLINK_SPEED)windCycle = False if windCycle else Truelooplimit -= 1print()print("Done")