Use list.sort() when you want to mutate the list, sorted() when you want a new sorted object back. Use sorted() when you want to sort something that is an iterable, not a list yet. For lists, list.sort() is faster …

l.sort(key= abs, reverse = True) Lists can be sorted using the sort () method. And the sort method has a parameter, called key, which you can pass a function. Using this parameter, your list won't be …

Aug 30, 2008 · As sort() sorts the list in place (ie, changes the list directly), it doesn't return the sorted list, and actually doesn't return anything, so your print statement prints None. If you saved your list to …

Quicksort is not very practical in Python since our builtin timsort algorithm is quite efficient, and we have recursion limits. We would expect to sort lists in-place with list.sort or create new sorted lists with …

Jul 31, 2023 · How to sort an integer list in Python in descending order Asked 11 years, 3 months ago Modified 2 years, 4 months ago Viewed 79k times

Feb 16, 2010 · A good reason for in-place sort is a case where you want to sort the end of the list (that is already mostly sorted, perhaps by a less-expensive key function), and then pop the last value.

Here I would use the variable name "keyfun" instead of "cmpfun" to avoid confusion. The sort () method does accept a comparison function through the cmp= argument as well.

Apr 20, 2010 · This is a strange answer because you do the sorting in-place but then the reversing out-of-place. If there is another variable aliasing the original list, its value afterwards will not have the …

Aug 3, 2010 · The key argument to sort specifies a function of one argument that is used to extract a comparison key from each list element. So we can create a simple lambda that returns the last …

Nov 20, 2010 · Here's one way: You basically re-write your sort function to take a list of sort functions, each sort function compares the attributes you want to test, on each sort test, you look and see if the …