How do I use the collections module in Python?
The collections module in Python provides specialized container datatypes. What specific type are you interested in?
Can you explain the Counter class?
Sure! The Counter class is a subclass of dict that helps count hashable objects. It can be used to count occurrences of elements in an iterable.
How do I create a Counter from a list?
You can create a Counter by passing a list to it like this: from collections import Counter; my_counter = Counter(my_list)
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What about using defaultdict?
A defaultdict is a subclass of dict that provides a default value for a nonexistent key. You can specify the default type when creating it.
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