
Text Processing Services
************************

The modules described in this chapter provide a wide range of string
manipulation operations and other text processing services.

The "codecs" module described under *Binary Data Services* is also
highly relevant to text processing. In addition, see the documentation
for Python's built-in string type in *Text Sequence Type --- str*.

* "string" --- Common string operations

  * String constants

  * String Formatting

  * Format String Syntax

    * Format Specification Mini-Language

    * Format examples

  * Template strings

  * Helper functions

* "re" --- Regular expression operations

  * Regular Expression Syntax

  * Module Contents

  * Regular Expression Objects

  * Match Objects

  * Regular Expression Examples

    * Checking for a Pair

    * Simulating scanf()

    * search() vs. match()

    * Making a Phonebook

    * Text Munging

    * Finding all Adverbs

    * Finding all Adverbs and their Positions

    * Raw String Notation

    * Writing a Tokenizer

* "difflib" --- Helpers for computing deltas

  * SequenceMatcher Objects

  * SequenceMatcher Examples

  * Differ Objects

  * Differ Example

  * A command-line interface to difflib

* "textwrap" --- Text wrapping and filling

* "unicodedata" --- Unicode Database

* "stringprep" --- Internet String Preparation

* "readline" --- GNU readline interface

  * Example

* "rlcompleter" --- Completion function for GNU readline

  * Completer Objects
