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solved lab #38

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201 changes: 184 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 +56,56 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 5,
"id": "21625526-3fae-4c55-bab5-f91940070681",
"metadata": {},
"outputs": [],
"source": [
"# your code goes here\n",
"\n"
"class BankAccount:\n",
" account_count = 0\n",
"\n",
" def __init__(self, initial_balance=0):\n",
" BankAccount.account_count += 1\n",
" self.account_number = BankAccount.account_count\n",
" self.balance = initial_balance\n",
"\n",
" def deposit(self, amount):\n",
" self.balance += amount\n",
"\n",
" def withdraw(self, amount):\n",
" if amount <= self.balance:\n",
" self.balance -= amount\n",
" else:\n",
" print(\"Insufficient funds.\")\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": 6,
"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",
"Insufficient 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 +152,36 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 7,
"id": "4f8848b5-05d3-4259-9e24-914537926778",
"metadata": {},
"outputs": [],
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"1020.0\n"
]
}
],
"source": [
"# your code goes here"
"# your code goes here\n",
"class SavingsAccount(BankAccount):\n",
" def __init__(self, initial_balance=0, interest_rate=0.01):\n",
" super().__init__(initial_balance)\n",
" self.interest_rate = interest_rate\n",
"\n",
" def add_interest(self):\n",
" interest_earned = self.balance * self.interest_rate\n",
" self.balance += interest_earned\n",
"\n",
" def get_interest_rate(self):\n",
" return self.interest_rate\n",
"\n",
"# Test the SavingsAccount class\n",
"savings_account = SavingsAccount(1000, 0.02)\n",
"savings_account.add_interest()\n",
"print(savings_account.get_balance()) # Output: 1020.0"
]
},
{
Expand Down Expand Up @@ -151,12 +210,48 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 8,
"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"
"# your code goes here\n",
"class SavingsAccount(BankAccount):\n",
" def __init__(self, initial_balance=0, interest_rate=0.01):\n",
" super().__init__(initial_balance)\n",
" self.interest_rate = interest_rate\n",
"\n",
" def add_interest(self):\n",
" interest_earned = self.balance * self.interest_rate\n",
" self.balance += interest_earned\n",
"\n",
" def get_interest_rate(self):\n",
" return self.interest_rate\n",
"\n",
"# Test the SavingsAccount class\n",
"savings_account = SavingsAccount(100, 0.02)\n",
"\n",
"# Deposit $50\n",
"savings_account.deposit(50)\n",
"\n",
"# Withdraw $25\n",
"savings_account.withdraw(25)\n",
"\n",
"# Add interest\n",
"savings_account.add_interest()\n",
"\n",
"# Print current balance and interest rate\n",
"print(\"Current balance:\", savings_account.get_balance())\n",
"print(\"Interest rate:\", savings_account.get_interest_rate())"
]
},
{
Expand Down Expand Up @@ -189,12 +284,56 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 9,
"id": "3c883c6e-3cb8-4043-92d3-12409668a28e",
"metadata": {},
"outputs": [],
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Deducted 2 in fees.\n",
"1298\n"
]
}
],
"source": [
"# your code goes here"
"# your code goes here\n",
"class CheckingAccount(BankAccount):\n",
" def __init__(self, initial_balance=0, transaction_fee=1):\n",
" super().__init__(initial_balance)\n",
" self.transaction_fee = transaction_fee\n",
" self.transaction_count = 0\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\n",
"\n",
" def deduct_fees(self):\n",
" total_fees = self.transaction_count * self.transaction_fee\n",
" if total_fees <= self.balance:\n",
" self.balance -= total_fees\n",
" print(f\"Deducted {total_fees} in fees.\")\n",
" else:\n",
" print(\"Insufficient funds to deduct fees.\")\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",
"# Test the CheckingAccount class\n",
"checking_account = CheckingAccount(1000)\n",
"checking_account.deposit(500)\n",
"checking_account.withdraw(200)\n",
"checking_account.deduct_fees()\n",
"print(checking_account.get_balance()) # Output: 1298"
]
},
{
Expand Down Expand Up @@ -234,12 +373,40 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 10,
"id": "faa5b148-c11b-4be0-b810-de8a7da81451",
"metadata": {},
"outputs": [],
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Deducted 4 in fees.\n",
"Current balance: 546\n",
"Transaction count: 0\n",
"Deducted 4 in fees.\n",
"Current balance: 667\n",
"Transaction count: 0\n"
]
}
],
"source": [
"# your code goes here"
"# your code goes here\n",
"checking_account = CheckingAccount(500, 2)\n",
"\n",
"checking_account.deposit(100)\n",
"checking_account.withdraw(50)\n",
"checking_account.deduct_fees()\n",
"\n",
"print(\"Current balance:\", checking_account.get_balance())\n",
"print(\"Transaction count:\", checking_account.get_transaction_count())\n",
"\n",
"checking_account.deposit(200)\n",
"checking_account.withdraw(75)\n",
"checking_account.deduct_fees()\n",
"\n",
"print(\"Current balance:\", checking_account.get_balance())\n",
"print(\"Transaction count:\", checking_account.get_transaction_count())"
]
}
],
Expand All @@ -259,7 +426,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.9.13"
"version": "3.11.7"
}
},
"nbformat": 4,
Expand Down