A. Часть 3. 12 месяцев

import numpy as np
import calendar
months_list = np.array([calendar.month_name[i] for i in range(1, 13)])

class InconsistentDataError(Exception):
    pass

def sort_month_names_by_profits(
    amounts_of_sold_subscriptions: np.ndarray,
    subscriptions_prices: np.ndarray,
    ascending: bool = True,
) -> list[str]:
    if amounts_of_sold_subscriptions.shape[1] != subscriptions_prices.shape[1]:
        raise InconsistentDataError
    income = amounts_of_sold_subscriptions * subscriptions_prices
    income_per_month = np.sum(income, axis=1)
    indices = np.argsort(income_per_month)
    res = months_list[indices]
    if not ascending:
        res = res[::-1]
    return res