Renumerando uma lista

new_order.py

# Dada a lista

lista = [1, 1, 1, 1, 2, 2, 2, 2, 4, 4, 6, 6, 9, 9, 9]

# como eu chego na lista

nova_lista = [1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 4, 4, 5, 5, 5]


questions_order = (1, 2, 4, 6, 8, 9)
new_orders = {}
for c, q in enumerate(questions_order, 1):
    new_orders[str(q)] = c

lista = [1, 1, 1, 1, 2, 2, 2, 2, 4, 4, 6, 6, 8, 9, 9]

nova_lista = []
for c, l in enumerate(lista):
    nova_lista.append(new_orders[str(l)])

print(nova_lista)

# ou

list("".join([str(i) * lista.count(x) for i, x in enumerate(set(lista), 1)]))

# ou


def produce_counter(iterable):
    previous = None
    diff_count = 0
    for current in iterable:
        if current != previous:
            diff_count += 1
            previous = current
        yield diff_count

print(list(produce_counter([1, 1, 1, 1, 2, 2, 2, 2, 4, 4, 6, 6, 9, 9, 9])))