Python Cookbook 2Nd Edition Jun 1002005 [Electronic resources] نسخه متنی

Chapter 19. Iterators and Generators

Introduction

Recipe 19.1.
Writing a range-like Function with Float Increments

Recipe 19.2.
Building a List from Any Iterable

Recipe 19.3.
Generating the Fibonacci Sequence

Recipe 19.4.
Unpacking a Few Items in a Multiple Assignment

Recipe 19.5.
Automatically Unpacking the Needed Number of Items

Recipe 19.6.
Dividing an Iterable into n Slices of Stride n

Recipe 19.7.
Looping on a Sequence by Overlapping Windows

Recipe 19.8.
Looping Through Multiple Iterables in Parallel

Recipe 19.9.
Looping Through the Cross-Product of Multiple Iterables

Recipe 19.10.
Reading a Text File by Paragraphs

Recipe 19.11.
Reading Lines with Continuation Characters

Recipe 19.12.
Iterating on a Stream of Data Blocks as a Stream of Lines

Recipe 19.13.
Fetching Large Record Sets from a Database with a Generator

Recipe 19.14.
Merging Sorted Sequences

Recipe 19.15.
Generating Permutations, Combinations, and Selections

Recipe 19.16.
Generating the Partitions of an Integer

Recipe 19.17.
Duplicating an Iterator

Recipe 19.18.
Looking Ahead into an Iterator

Recipe 19.19.
Simplifying Queue-Consumer Threads

Recipe 19.20.
Running an Iterator in Another Thread

Recipe 19.21.
Computing a Summary Report with itertools.groupby