What are itertools in Python?
Itertools is a module in Python that provides functions 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 about combinations? How do I use that?
You can use itertools.combinations(iterable, r)
to get all possible combinations of length r from the iterable.
Are there any performance benefits to using itertools?
Yes, itertools is optimized for performance and can handle large data sets efficiently without using much memory.
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