SendGrid Geo Stats

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To solve this mission you must use the SendGrid API Key. When you click "Run" you will see the results of using your API key with your data, but if you click "Check" your solution will be tested using our data.

You should be able to operate with your statistical email data and SendGrid has a lot of APIs that provide information you may need.

Your mission is to figure out which country opens your emails the most. You can use this information in order to focus on a specific segment.

Input: Day as a string in format 'YYYY-MM-DD'

Output: String, Two-digit country code of country that has more unique clicks.

Example:

best_country('2016-01-01') == 'UA'

by:

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CheckiO Extensions

CheckiO Extensions allow you to use local files to solve missions. More info in a blog post.

In order to install CheckiO client you'll need installed Python (version at least 3.8)

Install CheckiO Client first:

pip3 install checkio_client

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checkio --domain=py config --key=

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