Количество дней перевести в количество недель

def full_weeks(days):
    return days // 7
week = full_weeks(days);
print("Прошло" , week , "недель.")

print(f"It's been {week} week{'s' if week > 1 else ''}")

def full_weeks(days):
    weeks = days // 7
    if weeks == 1:
        print("1 week has passed.")
    else:
        print(weeks, "weeks have passed.")
 
days = int(input("Enter number of days: "))
full_weeks(days)

def func(n):
    if 5 <= n <= 20:
        return 'недель'
    elif n % 10 == 1:
        return 'неделя'
    elif n % 10 in (2, 3, 4):
        return 'недели'
    else:
        return 'недель'
 
 
def full_weeks(days):
    return days // 7
 
 
days = 12
week = full_weeks(days)
print(f"Прошло {week} {func(week)}")

def func(n):
    if 5 <= n <= 20:
        return 'недель'
    elif n % 10 == 1:
        return 'неделя'
    elif n % 10 in (2, 3, 4):
        return 'недели'
    else:
        return 'недель'
 
 
def f2(n):
    if 5 <= n <= 20:
        return 'Прошло'
    elif n % 10 == 1:
        return 'Прошла'
    else:
        return 'Прошло'
 
 
def full_weeks(days):
    return days // 7
 
 
for days in range(1, 1000, 7):
    # days = 12
    week = full_weeks(days)
    print(f"{f2(week)} {week} {func(week)}")

def ending_weeks(number_weeks):
    if number_weeks % 10 == 1 and number_weeks != 11:
        return "неделя"
    elif 2 <= number_weeks % 10 <= 4 and number_weeks // 10 != 1:
        return "недели"
    else:
        return "недель"
 
number_of_days = int(input("Введите количество прошедших дней:"))
number_weeks = number_of_days // 7
print("С некоторого момнета прошло :", number_weeks, ending_weeks(number_weeks))

def full_weeks(days):
    week = days // 7
    if week == 1:
        print("Прошла" , week , "неделя.")
    elif week > 1 and week < 5:
        print("Прошло" , week , "недели.")
    else: 
        print("Прошло" , week , "недель.")
week = full_weeks(days);

def full_weeks(days):
    week = days // 7
    if week == 1:
        print("Прошла", week, "неделя.")
    elif 2 <= week <= 4:
        print("Прошло", week, "недели.")
    else:
        print("Прошло", week, "недель.")

def ending_weeks(number_week):
    weeks = number_week % 100
    week = number_week % 10
    if 11 <= weeks <= 14:
        return "недель"
    elif week == 1:
        return "неделя"
    elif 2 <= week <= 4:
        return "недели"
    else:
        return "недель"
number_of_days = int(input("Введите количество прошедших дней:"))
number_weeks = number_of_days // 7
print("С некоторого момента прошло :", number_weeks, ending_weeks(number_weeks))