Insertion Sort - Python

def insertionSort(array):    # Write your code here.    for i in range(1,len(array)):        j=i        while j>0 and array[j]<array[j-1]:            swap(j,j-1,array)            j-=1    return array        def swap(i,j,array):    array[i],array[j]=array[j],array[i]#TC=O(n^2)  SC = O(1)  - Saipavan Seelamsetty