metOfficeWeatherCall.py

def determineWeather():
    """
    We call the weather API and get the weather for the next few hours. 
    The API itself gives way too much information. All I want to know, 
    what is the minimum and maximum temperature and whether is going
    to rain or snow. And whether it is going to be light or heavy.
     >>> determineWeather()
     {'precipitation': False, 'heavyRain': False, 'heavySnow': False, 'temperatureCode': 'Hot'}
    """
    import http.client
    import json

    conn = http.client.HTTPSConnection("api-metoffice.apiconnect.ibmcloud.com")

    headers = {
        'x-ibm-client-id': "<Your-Client-ID>",
        'x-ibm-client-secret': "<Your-Client-Secret>",
        'accept': "application/json"
    }

    latitude = <MY LATITUDE>
    longitude = <MY LONGITUDE>

    conn.request("GET",
                 "/metoffice/production/v0/forecasts/point/daily?excludeParameterMetadata=false&includeLocationName=true&latitude={}&longitude={}".format(
                     latitude, longitude), headers=headers)

    res = conn.getresponse()
    data = res.read()

    weather = json.loads(data.decode("utf-8"))

    precipitation = False
    heavyRain = False
    heavySnow = False
    minTemperature = None
    maxTemperature = None
    
    for timeForecast in weather['features'][0]['properties']['timeSeries']:
        probabilityOfPrecipitation = timeForecast['dayProbabilityOfPrecipitation']
        dayProbabilityOfHeavyRain = timeForecast['dayProbabilityOfHeavyRain']
        dayProbabilityOfHeavySnow = timeForecast['dayProbabilityOfHeavySnow']
        if probabilityOfPrecipitation >= probabilityOfPrecipitationThreshold:
            precipitation = True
        if dayProbabilityOfHeavyRain >= probabilityOfHeavyRainThreshold:
            heavyRain = True
        if dayProbabilityOfHeavySnow >= ProbabilityOfHeavySnowThreshold:
            heavySnow = True

        temperature = timeForecast['dayMaxFeelsLikeTemp']

        if (not minTemperature or temperature < minTemperature ):
            minTemperature = temperature

        if (not maxTemperature or temperature > maxTemperature ):
            maxTemperature = temperature

    temperatureCode = classifyTemperature(minTemperature, maxTemperature)

    return {"precipitation": precipitation, "heavyRain": heavyRain, "heavySnow": heavySnow, "temperatureCode": temperatureCode }