Caravel data visualization

One aspect of the heavily hyped Internet of Things (IoT) that can easily get overlooked is that each of the Things one hooks up to the Internet invariably spews out a near non-stop stream of data. While commercial IoT users—such as utility companies—generally have a well-established grasp of what data interests them and how to process it, the DIY crowd is better served by flexible tools that make exploring and transforming data easy. Airbnb maintains an open-source Python utility called Caravel that provides such tools. There are many alternatives, of course, but Caravel does a good job at ingesting data and smoothly molding it into nice-looking interactive graphs—with a few exceptions.

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