A recursive SelectionSort algorithm written in python

Recursive SelectionSort

def selection(list, i, j, flag):
    print("i=",i,"j=",j)
    size = len(list)
    if (i < size - 1):
        if (flag):
            j = i + 1;
        if (j < size):
            if (list[i] > list[j]):
            	list[i], list[j] = list[j], list[i]
            selection(list, i, j + 1, 0);
        else:
            selection(list, i + 1, i+2, 1);

list = [6, 2, 3, 7, 1]
selection(list, 0, 1, 1)
print(list)