In Python please!

A sparse matrix contains few non-zero values relative to the total size of the matrix. Write a pure function that will take a matrix (two-dimensional list) as an argument and populate it with randomly placed elements: def populate (mtrx, n, value) : Where n is an integer containing the number of elements to be generated, and value is some constant value that will be written to each randomly assigned matrix location. The values should be evenly distributed throughout the entire matrix, mtrx