decorators-2_12-bank-class-sol.py

import datetime
class Bank:

  def __init__(self, bank_name):
    self.name = bank_name

  '''
    Perform validation that the operation is being performed
    during working hours only: Sun - Thu, 09:00 - 17:00
  '''
  def working_hours_only(callable):

    def wrapped_callable(*args, **kwargs):
      x = datetime.datetime.today()
      if x.strftime("%a") in ['Sun','Mon','Tue','Wed','Thu'] and 17 > int(x.strftime("%H")) > 9 :
        ret_val = callable(*args, **kwargs)
        return ret_val
      else:
        raise Exception("Outside working hours")

    return wrapped_callable

  
  @working_hours_only
  def withdraw(self, amount):
    print("Called withdraw", amount)
    return amount

  @working_hours_only
  def deposit(self, amount):
    print("Called deposit")

  def feedback(self, fedback_text):
    print("Called feedback")