7.6. Introduction to Python regular expressions

In this section, we give a brief introduction to Python regular expressions.

Regular expressions are expressions that define sets of strings by defining a pattern common to all members of the set.

• 7.6.1. Regular expression language
  • 7.6.1.1. Python for Google developers: Regular expression lesson
  • 7.6.1.2. Basics
  • 7.6.1.3. Advice
• 7.6.2. Regular expression functions and methods
  • 7.6.2.1. Regular expression objects
  • 7.6.2.2. Match objects
• 7.6.3. Regular expression examples
  • 7.6.3.1. Crossword puzzle solving
  • 7.6.3.2. Textonyms (requires NLTK)
  • 7.6.3.3. Matching card hands (from the Python library page for REs)