An example of Python sorting method

Source: Internet
Author: User
Tags sort

This example describes the Python sort method. Share to everyone for your reference. Specifically as follows:

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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23-24 >>> def my_key1 (x): ... return x ... >>> alist = [4, 5, 8, 1,, 8] >>> alist [4, 5, 8, 1 , 8] >>> alist.sort () # Default ascending sort >>> alist [1, 4, 5, 8, 8, +] >>> alist.sort (reverse = True) # change to descending sort >>> alist [8, 8, 5, 4, 1] >>> alist.sort (key = my_key1) # Set the key value for sorting >>> alist [1, 4, 5, 8, 8] >>> >>> def my_key2 (x): ... return x[1] ... >>> alist = [(5, ' a '], (1, ' W '), (2, ' E '), (6, ' F ')] >>> alist.sort (key = My_key2) # is sorted according to the second component of each tuple >>> alist [(5, ' a '], (2, ' E '), (6, ' F '), (1, ' W ')] >>>

I hope this article will help you with your Python programming.

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