Create bank.py

banking/bank.py

@@ -0,0 +1,43 @@
+from banking.accounts import BankAccount
+from banking.transactions import transfer
+
+def create_account(account_number):
+    """
+    Creates a new bank account with the specified account number.
+    """
+    return BankAccount(account_number)
+
+def get_account(account_number):
+    """
+Retrieves the bank account with the specified account number.
+    """
+    # Load account data from database or other storage system
+    account_data = load_account_data(account_number)
+
+    # Create new account if it doesn't exist
+    if account_data is None:
+        account = create_account(account_number)
+    else:
+        account = BankAccount(account_number, balance=account_data["balance"])
+
+    return account
+
+def save_account(account):
+    """
+    Saves the specified bank account to the database or other storage system.
+    """
+    # Save account data to database or other storage system
+    save_account_data(account.account_number, account.balance)
+
+def process_transaction(transaction):
+    """
+    Processes the specified transaction by transferring funds between bank accounts.
+    """
+    from_account = get_account(transaction["from_account"])
+    to_account = get_account(transaction["to_account"])
+    amount = transaction["amount"]
+
+    transfer(from_account, to_account, amount)
+
+    save_account(from_account)
+    save_account(to_account)