June 2017
Intermediate to advanced
1456 pages
48h 27m
English
Content preview from The Python 3 Standard Library by Example, Second EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 6. The File System
Python’s standard library includes a large range of tools for working with files on the file system, building and parsing filenames, and examining file contents.
The first step in working with files is to determine the name of the file to work on. Python represents filenames as simple strings, but provides tools for building them from standard, platform-independent components in os.path (page 296).
The pathlib (page 305) module provides an object-oriented API for working with file system paths. Using it instead of os.path offers greater convenience because it operates at a higher level of abstraction.
List the contents of a directory with listdir() from os (page 1227), or use glob (page 319) to build a list of filenames ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.