Preface
[ xiv ]When we wish to draw your attention to a particular part of a code block,
the relevant lines or items are highlighted:
<body>
...
<div id="content">
<h1>Debian “jessie” Release Information</h1>
<p>Debian 8.0 was
released October 18th, 2014.
The release included many major
changes, described in
...Any command-line input or output is written as follows:
$ python RFC_downloader.py 2324 | less
New terms and important words are shown in bold. Words that you see on the screen,
for example, in menus or dialog boxes, appear in the text like this: "We can see
there's a list of interfaces below the Start button."
Warnings or important notes appear in a box like this.Tips and tricks appear like this.We follow PEP 8 as closely as we can, but we also follow the principle that
practicality beats purity, and do deviate in a few areas. Imports are often performed
on a single line to save space, and we may not strictly adhere to wrapping
conventions do to the nature of printed media; we aim for "readability counts".
We have also chosen to focus on the procedural programming style rather than use
object-oriented examples. The reason for this is that it is generally easier for someone
familiar with object oriented programming to rework procedural examples into an
object oriented format than it is for someone unfamiliar with OOP to do the reverse.
Reader feedback
Feedback from our readers is always welcome. Let us know what you think about
this book—what you liked or disliked. Reader feedback is important for us as it helps
us develop titles that you will really get the most out of.