⬅ Counting Sort | Code Tutorial

import random

def main():
    toSortArray = list()
    counterArray = list()
    sortedArray = list()
    lengthOfArray = 10
    for x in range(0, lengthOfArray):
        toSortArray.append(random.randint(0,lengthOfArray-1))
        counterArray.append(0)
    print toSortArray
    for x in toSortArray:
        counterArray[x] += 1
    for x in range(0,len(counterArray)):
        while counterArray[x] > 0:
            sortedArray.append(x)
            counterArray[x] -= 1
    print sortedArray
    
if __name__ == "__main__":
    main()