PythonCookbook（第三版英文版）(pdf)资源-CSDN文库

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Table of Contents

P

r

eface. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xi

1. Data Structures and Algorithms. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

1.1. U

n

packing a Sequence into Separate Variables 1

1.2. Unpacking Elements from Iterables of Arbitrary Length 3

1.3. Keeping the Last N Items 5

1.4. Finding the Largest or Smallest N Items 7

1.5. Implementing a Priority Queue 8

1.6. Mapping Keys to Multiple Values in a Dictionary 11

1.7. Keeping Dictionaries in Order 12

1.8. Calculating with Dictionaries 13

1.9. Finding Commonalities in Two Dictionaries 15

1.10. Removing Duplicates from a Sequence while Maintaining Order 17

1.11. Naming a Slice 18

1.12. Determining the Most Frequently Occurring Items in a Sequence 20

1.13. Sorting a List of Dictionaries by a Common Key 21

1.14. Sorting Objects Without Native Comparison Support 23

1.15. Grouping Records Together Based on a Field 24

1.16. Filtering Sequence Elements 26

1.17. Extracting a Subset of a Dictionary 28

1.18. Mapping Names to Sequence Elements 29

1.19. Transforming and Reducing Data at the Same Time 32

1.20. Combining Multiple Mappings into a Single Mapping 33

2. Strings and Text. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

2.1. Splitting Strings on Any of M

ultiple Delimiters 37

2.2. Matching Text at the Start or End of a String 38

2.3. Matching Strings Using Shell Wildcard Patterns 40

2.4. Matching and Searching for Text Patterns 42

iii

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内容反馈

zyy770124

2014-08-09

好书，适合我这种初学者
阿阿阿言就是我呀

2016-06-27

很好，楼主太慷慨了
zsfhugh

2014-06-22

我是要小蛇封面的书
zhutiedan

2014-07-30

不错，正在阅读
zhuangyoong

2015-10-23

Python Cook Book 适合有一定经验的Python开发者进阶学习，经典资料。

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