Implementing Python-specific elements

Up until now, most of the regular expression information we've covered has been Python-agnostic (with the exception of the (?P…) patterns). Now, let's take a look at some of the more Python-specific elements.

Other search functions

In addition to the re.match function we've been using, Python also makes a few other methods available to us. The big limitation on the match function is that it will only match at the beginning of a string. Here's a quick survey of the other available methods. We'll outline the following methods:

  • search
  • findall
  • finditer
  • split
  • sub

search

The search function will match anywhere within a string and is not limited to the beginning. While it is possible to construct re.match regular expressions ...

Get Python 2.6 Text Processing Beginner's Guide now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.