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lab solved #79

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141 changes: 124 additions & 17 deletions lab-python-oop.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -56,21 +56,57 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 11,
"id": "21625526-3fae-4c55-bab5-f91940070681",
"metadata": {},
"outputs": [],
"source": [
"# your code goes here\n",
"\n"
"class BankAccount:\n",
" id_count = 1\n",
" def __init__(self, balance=0):\n",
" self.account_number = BankAccount.id_count\n",
" self.balance = balance\n",
" BankAccount.id_count += 1\n",
"\n",
" def deposit(self, amount):\n",
" self.balance += amount\n",
" \n",
" def withdraw(self, amount):\n",
" try:\n",
" self.balance -= amount\n",
" if self.balance < 0:\n",
" self.balance += amount\n",
" raise ValueError (f\"Insufficient balance, still {self.balance} in funds\")\n",
" except ValueError as e:\n",
" print(f\"Error: {e}\")\n",
" \n",
" def get_balance(self):\n",
" return (self.balance)\n",
" \n",
" def get_account_number(self):\n",
" return (self.account_number)\n"
]
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 12,
"id": "ee789466-d4cf-4dd8-b742-6863d42c3e5c",
"metadata": {},
"outputs": [],
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Account 1 balance: 1000\n",
"Account 1 number: 1\n",
"Account 2 balance: 500\n",
"Account 2 number: 2\n",
"Account 1 balance after transactions: 1300\n",
"Error: Insufficient balance, still 500 in funds\n",
"Account 2 balance after transactions: 500\n"
]
}
],
"source": [
"# Testing the BankAccount class\n",
"# Creating two instances of the BankAccount class with initial balances of 1000 and 500\n",
Expand Down Expand Up @@ -117,12 +153,21 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 13,
"id": "4f8848b5-05d3-4259-9e24-914537926778",
"metadata": {},
"outputs": [],
"source": [
"# your code goes here"
"class SavingsAccount(BankAccount):\n",
" def __init__(self, balance=0, interest_rate=0.01):\n",
" super().__init__(balance)\n",
" self.interest_rate = interest_rate\n",
"\n",
" def add_interest(self):\n",
" self.deposit(self.balance * self.interest_rate)\n",
"\n",
" def get_interest_rate(self):\n",
" return self.interest_rate"
]
},
{
Expand Down Expand Up @@ -151,12 +196,26 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 14,
"id": "bccc7f6d-d58c-4909-9314-aaf4afc1cd30",
"metadata": {},
"outputs": [],
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Current balance: 127.5\n",
"Interest rate: 0.02\n"
]
}
],
"source": [
"# your code goes here"
"account4 = SavingsAccount(100, 0.02)\n",
"account4.deposit(50)\n",
"account4.withdraw(25)\n",
"account4.add_interest()\n",
"print(f\"Current balance: {account4.get_balance()}\")\n",
"print(f\"Interest rate: {account4.get_interest_rate()}\")"
]
},
{
Expand Down Expand Up @@ -189,12 +248,37 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 26,
"id": "3c883c6e-3cb8-4043-92d3-12409668a28e",
"metadata": {},
"outputs": [],
"source": [
"# your code goes here"
"class CheckingAccount (BankAccount):\n",
" def __init__(self, balance=0, transaction_fee=1, transaction_count=0):\n",
" super().__init__(balance)\n",
" self.transaction_fee = transaction_fee\n",
" self.transaction_count = transaction_count\n",
"\n",
" def deduct_fees(self):\n",
" last_balance = self.balance\n",
" super().withdraw(self.transaction_fee * self.transaction_count)\n",
" if (self.balance != last_balance and self.transaction_count != 0):\n",
" print(f\"Transaction fees of {self.transaction_fee * self.transaction_count}$ have been deducted from your account balance.\")\n",
" self.reset_transactions()\n",
" \n",
" def reset_transactions(self):\n",
" self.transaction_count = 0\n",
"\n",
" def get_transaction_count(self):\n",
" return self.transaction_count\n",
" \n",
" def deposit(self, amount):\n",
" super().deposit(amount)\n",
" self.transaction_count += 1\n",
"\n",
" def withdraw(self, amount):\n",
" super().withdraw(amount)\n",
" self.transaction_count += 1"
]
},
{
Expand Down Expand Up @@ -234,18 +318,41 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 28,
"id": "faa5b148-c11b-4be0-b810-de8a7da81451",
"metadata": {},
"outputs": [],
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Transaction fees of 4$ have been deducted from your account balance.\n",
"Current balance: 546\n",
"Transaction count: 0\n",
"Transaction fees of 4$ have been deducted from your account balance.\n",
"Current balance: 667\n",
"Transaction count: 0\n"
]
}
],
"source": [
"# your code goes here"
"check_acc = CheckingAccount(500, 2)\n",
"check_acc.deposit(100)\n",
"check_acc.withdraw(50)\n",
"check_acc.deduct_fees()\n",
"print(f\"Current balance: {check_acc.get_balance()}\")\n",
"print(f\"Transaction count: {check_acc.get_transaction_count()}\")\n",
"check_acc.deposit(200)\n",
"check_acc.withdraw(75)\n",
"check_acc.deduct_fees()\n",
"print(f\"Current balance: {check_acc.get_balance()}\")\n",
"print(f\"Transaction count: {check_acc.get_transaction_count()}\")"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3 (ipykernel)",
"display_name": "base",
"language": "python",
"name": "python3"
},
Expand All @@ -259,7 +366,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.9.13"
"version": "3.12.7"
}
},
"nbformat": 4,
Expand Down