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Title: Python itertools By Example – Real Python

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Description: Master Python's itertools module by constructing practical examples. You'll start out simple and then gradually tackle more complex challenges, encouraging you to "think iteratively."

Open Graph Description: Master Python's itertools module by constructing practical examples. You'll start out simple and then gradually tackle more complex challenges, encouraging you to "think iteratively."

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Table of Contentshttps://realpython.com/python-itertools#toc
What Is Itertools and Why Should You Use It?https://realpython.com/python-itertools#what-is-itertools-and-why-should-you-use-it
The grouper Recipehttps://realpython.com/python-itertools#the-grouper-recipe
Et tu, Brute Force?https://realpython.com/python-itertools#et-tu-brute-force
Section Recaphttps://realpython.com/python-itertools#section-recap
Sequences of Numbershttps://realpython.com/python-itertools#sequences-of-numbers
Evens and Oddshttps://realpython.com/python-itertools#evens-and-odds
Recurrence Relationshttps://realpython.com/python-itertools#recurrence-relations
Section Recaphttps://realpython.com/python-itertools#section-recap_1
Dealing a Deck of Cardshttps://realpython.com/python-itertools#dealing-a-deck-of-cards
Section Recaphttps://realpython.com/python-itertools#section-recap_2
Intermission: Flattening A List of Listshttps://realpython.com/python-itertools#intermission-flattening-a-list-of-lists
Analyzing the S&P500https://realpython.com/python-itertools#analyzing-the-sp500
Maximum Gain and Losshttps://realpython.com/python-itertools#maximum-gain-and-loss
Longest Growth Streakhttps://realpython.com/python-itertools#longest-growth-streak
Section Recaphttps://realpython.com/python-itertools#section-recap_3
Building Relay Teams From Swimmer Datahttps://realpython.com/python-itertools#building-relay-teams-from-swimmer-data
Where to Go From Herehttps://realpython.com/python-itertools#where-to-go-from-here
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advancedhttps://realpython.com/tutorials/advanced/
pythonhttps://realpython.com/tutorials/python/
stdlibhttps://realpython.com/tutorials/stdlib/
What Is Itertools and Why Should You Use It?https://realpython.com/python-itertools#what-is-itertools-and-why-should-you-use-it
The grouper Recipehttps://realpython.com/python-itertools#the-grouper-recipe
Et tu, Brute Force?https://realpython.com/python-itertools#et-tu-brute-force
Section Recaphttps://realpython.com/python-itertools#section-recap
Sequences of Numbershttps://realpython.com/python-itertools#sequences-of-numbers
Evens and Oddshttps://realpython.com/python-itertools#evens-and-odds
Recurrence Relationshttps://realpython.com/python-itertools#recurrence-relations
Section Recaphttps://realpython.com/python-itertools#section-recap_1
Dealing a Deck of Cardshttps://realpython.com/python-itertools#dealing-a-deck-of-cards
Section Recaphttps://realpython.com/python-itertools#section-recap_2
Intermission: Flattening A List of Listshttps://realpython.com/python-itertools#intermission-flattening-a-list-of-lists
Analyzing the S&P500https://realpython.com/python-itertools#analyzing-the-sp500
Maximum Gain and Losshttps://realpython.com/python-itertools#maximum-gain-and-loss
Longest Growth Streakhttps://realpython.com/python-itertools#longest-growth-streak
Section Recaphttps://realpython.com/python-itertools#section-recap_3
Building Relay Teams From Swimmer Datahttps://realpython.com/python-itertools#building-relay-teams-from-swimmer-data
Where to Go From Herehttps://realpython.com/python-itertools#where-to-go-from-here
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docshttps://docs.python.org/3/library/itertools.html
Python Iterators: A Step-By-Step Introductionhttps://dbader.org/blog/python-iterators
Introduction to Python Generatorshttps://realpython.com/introduction-to-python-generators/
Python Tricks: The Bookhttps://realpython.com/asins/1775093301/
Multiple assignment and tuple unpacking improve Python code readabilityhttp://treyhunner.com/2018/03/tuple-unpacking-improves-python-code-readability/
Click here to get our itertools cheat sheethttps://realpython.com/bonus/itertools-cheatsheet/
https://realpython.com/python-itertools#what-is-itertools-and-why-should-you-use-it
itertools docshttps://docs.python.org/3/library/itertools.html
built-in zip() functionhttps://docs.python.org/3/library/functions.html#zip
iterableshttps://realpython.com/python-iterators-iterables/#getting-to-know-python-iterables
iteratorhttps://realpython.com/python-iterators-iterables/#getting-to-know-python-iterators
Python 3 docs glossaryhttps://docs.python.org/3/glossary.html#term-iterable
iter() built-in functionhttps://docs.python.org/3/library/functions.html#iter
iterator objecthttps://docs.python.org/3/library/stdtypes.html#typeiter
the zip() functionhttps://realpython.com/python-zip-function/
zip()https://realpython.com/courses/python-zip-function/
The map() built-in functionhttps://realpython.com/python-map-function/
iterators are iterablehttps://docs.python.org/3/glossary.html#term-iterator
zip()https://docs.python.org/2/library/functions.html#zip
map()https://docs.python.org/2/library/functions.html#map
izip()https://docs.python.org/2/library/itertools.html#itertools.izip
imap()https://docs.python.org/2/library/itertools.html#itertools.imap
removed from itertoolshttps://docs.python.org/3.0/whatsnew/3.0.html#views-and-iterators-instead-of-lists
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combinatorial explosionhttps://en.wikipedia.org/wiki/Combinatorial_explosion
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https://realpython.com/python-itertools#itertoolscombinations-example
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https://realpython.com/python-itertools#recurrence-relations
recurrence relationhttps://en.wikipedia.org/wiki/Recurrence_relation
Fibonacci sequencehttps://en.wikipedia.org/wiki/Fibonacci_number
Thinking Recursively in Pythonhttps://realpython.com/python-thinking-recursively/#naive-recursion-is-naive
https://realpython.com/python-itertools#first-order-recurrence-relations
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https://realpython.com/python-itertools#itertoolscycle-example
https://realpython.com/python-itertools#itertools-accumulate-example
https://realpython.com/python-itertools#dealing-a-deck-of-cards
nestedhttps://realpython.com/nested-loops-python/
Cartesian producthttps://en.wikipedia.org/wiki/Cartesian_product
Fisher-Yates shufflehttps://en.wikipedia.org/wiki/Fisher%E2%80%93Yates_shuffle
in O(n) timehttps://en.wikipedia.org/wiki/Fisher%E2%80%93Yates_shuffle#The_modern_algorithm
slicinghttps://stackoverflow.com/questions/509211/understanding-pythons-slice-notation
docshttps://docs.python.org/3/library/itertools.html#itertools.tee
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https://realpython.com/python-itertools#section-recap_2
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https://realpython.com/python-itertools#itertoolsislice-example
https://realpython.com/python-itertools#itertoolschain-example
https://realpython.com/python-itertools#intermission-flattening-a-list-of-lists
Star Trek: The Nth Iterationhttps://archive.org/details/Trek-nTheNthIteration
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https://realpython.com/python-itertools#analyzing-the-sp500
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namedtuplehttps://realpython.com/python-namedtuple/
collections modulehttps://docs.python.org/3/library/collections.html
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datetime.time objecthttps://docs.python.org/3/library/datetime.html#time-objects
statistics.median()https://docs.python.org/3/library/statistics.html#statistics.median
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lazy evaluationhttps://en.wikipedia.org/wiki/Lazy_evaluation
Click here to get our itertools cheat sheethttps://realpython.com/bonus/itertools-cheatsheet/
starmap()https://docs.python.org/3/library/itertools.html#itertools.starmap
compress()https://docs.python.org/3/library/itertools.html#itertools.compress
What is the Purpose of itertools.repeat()https://stackoverflow.com/questions/9059173/what-is-the-purpose-in-pythons-itertools-repeat/9098860#9098860
Fastest Way to Generate a Random-like Unique String With Random Length in Python 3https://stackoverflow.com/questions/48421142/fastest-way-to-generate-a-random-like-unique-string-with-random-length-in-python/48421303#48421303
Write a Pandas DataFrame to a String Buffer with Chunkinghttps://stackoverflow.com/questions/49372880/write-pandas-dataframe-to-string-buffer-with-chunking/49374826#49374826
more-itertoolshttps://github.com/erikrose/more-itertools
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