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python Programming Glossary: heapq.nlargestFinding the Index of N biggest elements in Python Array / List Efficiently http://stackoverflow.com/questions/12787650/finding-the-index-of-n-biggest-elements-in-python-array-list-efficiently sorted range len a key lambda i a i time 230 ms solution 2 heapq.nlargest len a zip a itertools.count time 396 ms solution 3 heapq.nlargest.. len a zip a itertools.count time 396 ms solution 3 heapq.nlargest len a enumerate a key operator.itemgetter 1 time 864 ms solution..
Retrieve the two highest item from a list containing 100,000 integers http://stackoverflow.com/questions/2739051/retrieve-the-two-highest-item-from-a-list-containing-100-000-integers sorting max share improve this question In Python use heapq.nlargest . This is the most flexible approach in case you ever want to.. import heapq import random x range 100000 random.shuffle x heapq.nlargest 2 x 99999 99998 Documentation http docs.python.org library heapq.html#heapq.nlargest..
Filter max 20 values from a list of integers http://stackoverflow.com/questions/9757289/filter-max-20-values-from-a-list-of-integers python list max share improve this question There's heapq.nlargest maxvalues heapq.nlargest 20 lst From the doc heapq.nlargest.. improve this question There's heapq.nlargest maxvalues heapq.nlargest 20 lst From the doc heapq.nlargest n iterable key None Return.. maxvalues heapq.nlargest 20 lst From the doc heapq.nlargest n iterable key None Return a list with the n largest elements..
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