Remove duplicated Items

no_duplicated.py

my_list = []

def remove_duplicates(lista):
    no_repeat_list = list(set(lista))
    return no_repeat_list

def save_to_file(lista, filename):
    with open(filename, 'w') as file:
        for element in lista:
            file.write(str(element) + '\n')

no_repeat_list = remove_duplicates(my_list)
save_to_file(no_repeat_list, 'lista_sin_repetidos.txt')