How do you sort a key in Python?

How do you sort a key in Python?

Approach –

1. First, sort the keys alphabetically using key_value. iterkeys() function.
2. Second, sort the keys alphabetically using sorted (key_value) function & print the value corresponding to it.
3. Third, sort the values alphabetically using key_value. iteritems(), key = lambda (k, v) : (v, k))

What does sort function do in Python?

The sort function can be used to sort a list in ascending, descending or user defined order. To sort the list in ascending order. This will sort the given list in ascending order. This function can be used to sort list of integers, floating point number, string and others.

How do you make an array in descending order?

Method 1: Using Array.Sort() and Array.Reverse() Method First, sort the array using Array. Sort() method which sorts an array ascending order then, reverse it using Array. Reverse() method. int [] arr = new int [] {1, 9, 6, 7, 5, 9};

How do I sort a 2D array column wise?

Write a program to allow the user to enter integers into a two-dimensional array of size M × N. The size of the rows and columns is also entered by the user. Display the original matrix. Now sort the integers column-wise in ascending order in the matrix, and display the resultant matrix.