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Matplotlib 2.x By Example by Aldrin Yim, Claire Chung, Allen Yu

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Importing online financial data in the JSON format

In this chapter, we will also draw upon financial data from Quandl's API to create insightful visualizations. If you are not familiar with Quandl, it is a financial and economic data warehouse that stores millions of datasets from hundreds of publishers. The best thing about Quandl is that these datasets are delivered via the unified API, without worrying about the procedures to parse the data correctly. Anonymous users can get up to 50 API calls per day, and you get up to 500 free API calls if you are a registered user. Readers can sign up for a free API key at https://www.quandl.com/?modal=register.

At Quandl, every dataset is identified by a unique ID, as defined by the Quandl Code on ...

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