August 2018
Intermediate to advanced
366 pages
10h 14m
English
Content preview from Modern Python Standard Library Cookbook
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How it works...
The actual document generation is performed by xml.etree.ElementTree, but if we had to generate the same document with plain xml.etree.ElementTree, it would have resulted in a bunch of el.append calls:
root = ET.Element('html')
head = ET.Element('head')
root.append(head)
title = ET.Element('title')
title.text = 'This is the title'
head.append(title)
This makes it really hard to have any understanding of where we are. In this example, we were just building a structure, <html><head><title>This is the title</title></head></html>, but it was already pretty hard to follow that title was inside head and so on. For a more complex document, it would become impossible.
So while our XMLDocument preserves the root of the document tree ...