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Python Essentials by Steven F. Lott

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Chapter 1. Getting Started

Python comes on some computers as part of the OS. On other computers, we'll need to add the Python program and related tools. The installation is pretty simple, but we'll review the details to be sure that everyone has a common foundation.

Once we have Python, we'll need to confirm that Python is present. In some cases, we'll have more than one version of Python available. We need to be sure that we're using Python 3.4 or newer. To confirm that Python's available, we'll do a few interactions at Python's >>> prompt.

To extend our foundation for the remaining chapters, we'll look at a few essential rules of Python syntax. This isn't complete, but it will help us write scripts and learn the language. After we've had more ...

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