What is the itertools library in Python?
The itertools library in Python provides a set of fast, memory-efficient tools for creating iterators for efficient looping.
Can you give me an example of how to use itertools?
Sure! For example, you can use itertools.count()
to create an infinite iterator that counts up from a specified number.
What are some common functions in itertools?
Some common functions include cycle()
, repeat()
, chain()
, and combinations()
, each serving different purposes.
How does itertools improve performance in Python?
It improves performance by allowing you to work with iterators instead of lists, which saves memory and can speed up processing.
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