Other String Tool Changes in 3.0

Some of the other popular string-processing tools in Python’s standard library have been revamped for the new str/bytes type dichotomy too. We won’t cover any of these application-focused tools in much detail in this core language book, but to wrap up this chapter, here’s a quick look at four of the major tools impacted: the re pattern-matching module, the struct binary data module, the pickle object serialization module, and the xml package for parsing XML text.