EnvironmentCanada

An utility class to retrieve the weather forecast from the Environment Canada service. https://www.weather.gc.ca/forecast/

class aaa_modules.environment_canada.EnvCanada

Utility class to retreive the hourly forecast.

CITY_FORECAST_MAPPING = {'ottawa': 'on-118'}

Mapping from lowercase city name to the env canada identifier.

static retrieveHourlyForecast(cityOrUrl, hourCount=12)

Retrieves the hourly forecast for the given city.

Parameters:

• cityOrUrl (str) – the city name or the Environment Canada website ‘https://www.weather.gc.ca/forecast/hourly/on-118_metric_e.html’
• hourCount (int) – the # of forecast hour to get, starting from the next hour relative to the current time.

Return type:

list(Forecast)

Raise:

ValueError if cityOrUrl points to an invalid city, or if hourCount is more than 24 and less than 1.

class aaa_modules.environment_canada.Forecast(forecastTime, temperature, condition, precipationProbability, wind)

Represent the weather forecast.

__init__(forecastTime, temperature, condition, precipationProbability, wind)

x.__init__(…) initializes x; see help(type(x)) for signature

getCondition()

Return the weather condition.

Return type:str

getForecastTime()

Return the hour in 24-hour format.

Return type:int

getPrecipationProbability()

Return the precipation probability. Possible values: High (70%+), Medium (60% - 70%), Low (< 40%), or Nil (0%).

Return type:str

getTemperature()

Return the temperature in Celcius.

Return type:int

getUserFriendlyForecastTime()

Returns the forecast hour in user friendly format (1AM, 2PM,…)

Return type:str

getWind()

Return the wind info such as “15 NW”.

Return type:str