list out branches
list out managers
list out accounts
list out debit balance

list out accounts a manager manages
approve loans 
	debit accounts with loan amounts

debit accounts
credit accounts

apply loans
transfer money to other accounts
withdraw money from my accounts
deposit money to my accounts

Bank:
    Bank __init__(self, name):
    Bank is initialized with a name
        attributes:
    1. branches
    2. accounts
    3. managers
    4. balance



Manager:
    Manager __init__(name,branch_assigned)
        attribtues:
    1. employee_id

    Manager properties:
    1. accounts_managed = [] // depends on branch assigned i.e all accounts of the branch assigned

    Should be able to change after the bank is instantiated

Account:
    Account __init__(account_type,deposit):
        attributes:
    1. 
    Account properties:
    1. account balance
    2. account_id

Should be able to change after the bank is instantiated

User:
    User __init__(name,password)
        attributes:
    1.
    User properties:
    1. user_id