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Python for Secret Agents

You're reading from   Python for Secret Agents Analyze, encrypt, and uncover intelligence data using Python, the essential tool for all aspiring secret agents

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Product type Paperback
Published in Aug 2014
Publisher
ISBN-13 9781783980420
Length 216 pages
Edition 1st Edition
Languages
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Author (1):
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Steven F. Lott Steven F. Lott
Author Profile Icon Steven F. Lott
Steven F. Lott
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Toc

Creating Python modules and applications


We relied heavily on modules in the Python library. Additionally, we added several packages, including Pillow and BeautifulSoup. The question should arise, can we create our own module?

The answer is, of course, yes. A Python module is simply a file. It turns out that each example script has been a module. We can look a little more deeply at how we can make our own modules of reusable programming. When we look at Python programs, we observe three kinds of files:

  • Library modules that are purely definitional

  • Application modules that do the real work of our applications

  • Hybrid modules that are both applications and can be used as libraries

The essential ingredient of creating a Python module is separating the real work of the top-level script from the various definitions that support this real work. All our examples of definitions have been functions created with the def statement. The other import examples of definitions are class definitions, which we...

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