(arr)
return arr
Insertion Sort
        Complexity: O(n^2)
Insertion Sort
        Complexity: O(n^2)
Insertion Sort Complexity : O ( n^2 )
def insertion_sort(arr):
    """ Insertion Sort
        Complexity: O(n^2)
    """
    for i in xrange(len(arr)):
        cursor = arr[i]
        pos = i
        while pos > 0 and arr[pos-1] > cursor:
            # Swap the number down the list
            arr[pos] = arr[pos-1]
            pos = pos-1
        # Break and do the final swap
        arr[pos] = cursor
    return arr
def insertion_sort ( arr ) : for i in xrange ( len ( arr ) ) : cursor = arr [ i ] pos = i while pos > 0 and arr [ pos - 1 ] > cursor : # Swap the number down the list arr [ pos ] = arr [ pos - 1 ] pos = pos - 1 # Break and do the final swap arr [ pos ] = cursor return arr