1 PYTHON REFRESHER

If you’re looking to work on Dash apps, you probably already know at least a little bit of Python. This book doesn’t assume you’re an expert, however, so here we’ll review some important Python concepts that are more relevant to working with Dash, including lists, dictionaries, object-oriented programming, and decorator functions. If you’re already really confident in your abilities in these areas, feel free to skip to Chapter 2, which covers PyCharm, the Python IDE that we’ll use throughout this book.

Lists

Let’s quickly revise the most important container data type used in practically all Dash apps: Python lists! Lists ...

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