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heapq.nsmallest()

heapq.nsmallest(n, iterable, key=None)

Return a list with the n smallest elements from the dataset defined by iterable. key, if provided, specifies a function of one argument that is used to extract a comparison key from each element in the iterable: key=str.lower Equivalent to: sorted(iterable, key=key)[:n]

Links:

https://docs.python.org/3.5/library/heapq.html#heapq.nsmallest

doc_python

2016-10-07 17:33:43

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