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Methods defined here:
- __init__(self)
- Create a new `AccountSystem` instance
- __str__(self)
- Return str(self).
- add_new_account(self, account)
- Store a new account in the reference system
The provided `account` can be indexed by it's `account_number` parameter
Parameters
----------
account : Account
account to add to the inventory system
Returns
-------
None
Raises
------
KeyError
Raised if the accounts's `account_number` is already registered as a key
- apply_interest(self)
- Applies interest to all accounts in the system
Returns
-------
None
- find_users_accounts(self, name)
- Find the accounts associated with a given user
Parameters
----------
name : str
account holder to search for
Returns
-------
List[Account]
list of accounts held by the given name, if there are no matches the list is empty
- get_account(self, account_number)
- Get the account with the corresponding account number
Parameters
----------
account_number : str
account_number of the account to find
Returns
-------
Account | None
Returns an `Account` with a matching `account_number` if it exists, else `None`
- save(self, filename)
- Save the `AccountSystem` to a given file
`AccountSystem` is saved as a pickled binary file in the file given
by `filename`. The file is created if it doesn't exist. If the file
already exists it is overwritten
Parameters
----------
filename : str
path to the file to save
Returns
-------
None
Raises
------
Exceptions
raised if the file fails to save
See Also
--------
AccountSystem.load : load a `AccountSystem` object from a file
- update_date_last_loaded(self)
- Updates the date the account was last loaded to the current date
Returns
-------
None
Static methods defined here:
- load(filename)
- Create an `AccountSystem` instance from a pickled binary file
Parameters
----------
filename : str
path to a file containing pickled `FashionShop` data
Returns
-------
AccountSystem
the loaded `AccountSystem` instance
Raises
------
Exceptions
raised if the file fails to load
See Also
--------
AccountSystem.save : saves an `AccountSystem` instance
Readonly properties defined here:
- date_last_loaded
- date_last_loaded : datetime.date
The time this account system was last loaded. Used to apply interest
Data descriptors defined here:
- __dict__
- dictionary for instance variables
- __weakref__
- list of weak references to the object
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