Python-сообщество

  
>>> import datetime
>>> 
>>> dt = datetime.datetime.now()
>>> 
>>> day_of_week = dt.isoweekday()
>>> day_of_week
1
>>> 
>>> day_of_week_str = '{:%a}'.format(dt)
>>> day_of_week_str
'Mon'
>>>

  
>>> import datetime
>>> 
>>> def get_week_day():
...     return datetime.datetime.now().isoweekday()
... 
>>> week_day = get_week_day()
>>> 
>>> if week_day == 1:
...     print('Понедельник')
...     print('открыто')
... else:
...     print('закрыто')
... 
Понедельник
открыто
>>>

  
>>> import datetime
>>> import random
>>> 
>>> def get_week_day():
...     return datetime.datetime.now().isoweekday()
... 
>>> def get_hour():
...     return datetime.datetime.now().hour
... 
>>> def get_login():
...     out = ''
...     while out == '':
...         out = input('Enter login: ')
...     return out
... 
>>> def get_password():
...     out = ''
...     while out == '':
...         out = input('Enter password: ')
...     return out
... 
>>> def check_user(login, password):
...     secret_login = 'abc'
...     secret_password = '!@#$%'
...     out = (login == secret_login and
...            password == secret_password)
...     return out
... 
>>> def print_number():
...     number = random.randint(1000, 9999)
...     print('Your number is', number)
...     return number
... 
>>> def get_number():
...     text = ''
...     while text == '' or not text.isdigit():
...         text = input('Enter number: ')
...     out = int(text)
...     return out
... 
>>> def check_number(number, store):
...     return number == store
... 
>>> def grant_access():
...     print('The door is opened.')
... 
>>> def block_access():
...     print('The door is closed.')
... 
>>> def runall():
...     week_day = get_week_day()
...     hour = get_hour()
...     if not (week_day in (1, 3, 5) and 8 <= hour <= 17):
...         block_access()
...         return
...     login = get_login()
...     password = get_password()
...     if not check_user(login, password):
...         block_access()
...         return
...     number_stored = print_number()
...     number = get_number()
...     if not check_number(number, number_stored):
...         block_access()
...         return
...     grant_access()
... 
>>> runall()
Enter login: abc
Enter password: !@#$%
Your number is 8790
Enter number: 8790
The door is opened.
>>>

import random
import getpass
from datetime import datetime

# Define allowed days and hours
ALLOWED_DAYS = ["Monday", "Wednesday", "Friday"]
START_HOUR = 8
END_HOUR = 17

# Preset login credentials
CORRECT_LOGIN = "admin"
CORRECT_PASSWORD = "secure123"

def is_safe_accessible():
    """Check if the safe can be accessed based on day and time."""
    now = datetime.now()
    current_day = now.strftime("%A")
    current_hour = now.hour
    return current_day in ALLOWED_DAYS and START_HOUR <= current_hour < END_HOUR

def authenticate_user():
    """Authenticate the user with a login and password."""
    login = input("Enter login: ")
    password = getpass.getpass("Enter password: ")
    return login == CORRECT_LOGIN and password == CORRECT_PASSWORD

def generate_code():
    """Generate a random four-digit code."""
    return random.randint(1000, 9999)

def main():
    """Main function to simulate the safe system."""
    if not is_safe_accessible():
        print("Access denied: The safe can only be opened on Mondays, Wednesdays, and Fridays between 8 AM and 5 PM.")
        return

    print("Access time is valid.")

    # Step 1: Authenticate user
    if not authenticate_user():
        print("Authentication failed. The safe is locked.")
        return

    print("Authentication successful.")

    # Step 2: Generate and verify code
    code = generate_code()
    print(f"Your verification code is: {code}")
    user_code = input("Enter the verification code: ")

    if str(code) == user_code:
        print("Code verified. The safe door is now open.")
    else:
        print("Incorrect code. The safe is locked.")

if __name__ == "__main__":
    main()