04_recursion_list_sum.py

def recursive_list_sum(data_list):
	total = 0
	for element in data_list:
		if type(element) == type([]):
			total = total + recursive_list_sum(element)
		else:
			total = total + element

	return total



if __name__ == "__main__":
    
    list = [1, 2, [3,4],[5,6]]
    print( recursive_list_sum(list))