Chapter 9. Input/Output, Physical Format, and Logical Layout

In this chapter, we'll look at the following recipes:

• Using pathlib to work with filenames

• Reading and writing files with context managers

• Replacing a file while preserving the previous version

• Reading delimited files with the CSV module

• Reading complex formats using regular expressions

• Reading JSON documents

• Reading XML documents

• Reading HTML documents

• Upgrading CSV from DictReader to namedtuple reader

• Upgrading CSV from DictReader to namespace reader

• Using multiple contexts for reading and writing files