get permutations

def get_permutations(sequence):
    list = []
    if len(sequence) == 1:
        list.append(sequence)
    else:
        list = []
        for i in range(len(sequence)):
            permuteList = get_permutations(sequence[0:i] + sequence[i+ 1:])
            for item in permuteList:
                list.append(sequence[i] + item)
    return list

def remove_duplicates(list):
    list2 = []
    for i in list:
        if i not in list2:
            list2.append(i)
    return list2

yyggg = len(remove_duplicates(get_permutations("yyggg")))
ryggg = len(remove_duplicates(get_permutations("ryggg")))
ryygg = len(remove_duplicates(get_permutations("ryygg")))
print("yggg: " , yyggg)
print("ryggg: ", ryggg)
print("ryygg: " , ryygg)
print("total: " , ryggg + ryygg + yyggg)