Azure Serverless, Python API, Public Crowdsourced Weather, Integration in ArcGIS Online

Aim : Use Azure serverless functions to get public weather information from Netatmo API and push them in an ArcGIS Online hosted feature service with python.

Presented as part of the speed geeking session for the 2019 European Developer Summit

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Result map :

https://esrich.maps.arcgis.com/home/webmap/viewer.html?webmap=4de5fab6d87149a5ad1d5a3ef716cfc8

Steps :

What is Netatmo :

https://www.netatmo.com/en-us/weather/weatherstation

Netatmo API :

https://dev.netatmo.com/resources/technical/reference/weatherapi

Script :

Check NetAtmo.py

How to create an azure serverless function

Install the prerequisite

https://docs.microsoft.com/en-us/azure/azure-functions/functions-create-first-function-python

Install Python 3.6.8. This version of Python is verified with Functions. 3.7 and later versions are not yet supported.

Install Azure Functions Core Tools version 2.7.1575 or a later version.

Install the Azure CLI version 2.x or a later version.

Have an active Azure subscription.

If you don't have an Azure subscription, create a free account before you begin.

Azure Portal - Create function on azure :

Local console - func init

Local console - func new

paste your code in the main function

Edit requirements.txt and function.json

Local console - publish

func azure functionapp publish --build remote

Sample Dahsboard from Canton of Geneva :