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75 changes: 49 additions & 26 deletions lab-oop_in_python.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -30,17 +30,27 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 5,
"metadata": {},
"outputs": [],
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"120 5000\n"
]
}
],
"source": [
"# Your code here\n",
"class Vehicle:\n",
" # Hint: Define __init__ method with parameters for max_speed and mileage\n",
" pass\n",
" def __init__(self, max_speed, mileage):\n",
" self.max_speed = max_speed \n",
" self.mileage = mileage\n",
"\n",
"# Example instantiation\n",
"modelX = Vehicle() # Create an instance of Vehicle\n",
"modelX = Vehicle(120, 5000) # Create an instance of Vehicle\n",
"\n",
"# Print attributes\n",
"print(modelX.max_speed, modelX.mileage) # Expected output: (value of max_speed, value of mileage)"
Expand All @@ -56,7 +66,7 @@
},
{
"cell_type": "code",
"execution_count": 2,
"execution_count": 3,
"metadata": {},
"outputs": [
{
Expand Down Expand Up @@ -87,25 +97,29 @@
},
{
"cell_type": "code",
"execution_count": 3,
"execution_count": 13,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"<class '__main__.Bus'>\n"
"<class '__main__.Bus'>\n",
"80 100 15000\n"
]
}
],
"source": [
"# Your code here\n",
"class Bus(Vehicle):\n",
" pass\n",
" def __init__(self, max_speed, mileage, capacity):\n",
" super().__init__(max_speed, mileage)\n",
" self.capacity = capacity\n",
"\n",
"# Example instantiation\n",
"school_bus = Bus()\n",
"print(type(school_bus)) # Expected output: <class '__main__.Bus'>"
"school_bus = Bus(80, 15000, 100)\n",
"print(type(school_bus)) # Expected output: <class '__main__.Bus'>\n",
"print(school_bus.max_speed, school_bus.capacity, school_bus.mileage)"
]
},
{
Expand All @@ -118,26 +132,32 @@
},
{
"cell_type": "code",
"execution_count": 4,
"execution_count": 33,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Base fare\n"
"Base fare with extra charge for maintenance is 7€.\n"
]
}
],
"source": [
"# Your code here\n",
"class Vehicle:\n",
" def fare(self):\n",
" return \"Base fare\"\n",
" base_fare = 5\n",
" return \"Base fare is\", base_fare\n",
"\n",
"class Bus(Vehicle):\n",
" def fare(self):\n",
" base_fare = 5\n",
" extra_charge = 2\n",
" total_bus_fare = base_fare + extra_charge\n",
" return \"Base fare with extra charge for maintenance is \" + str(total_bus_fare) +\"€.\"\n",
" # Hint: Override fare method to include extra charges\n",
" pass\n",
" \n",
"\n",
"school_bus = Bus()\n",
"print(school_bus.fare()) # Expected output: \"Base fare with extra charge\""
Expand All @@ -153,29 +173,29 @@
},
{
"cell_type": "code",
"execution_count": 5,
"execution_count": null,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"White\n"
"Green\n"
]
}
],
"source": [
"# Your code here\n",
"class Vehicle:\n",
" color = \"White\" # Hint: Define color as a class attribute\n",
"\n",
" def __init__(self, name, max_speed, mileage):\n",
" self.name = name\n",
" self.max_speed = max_speed\n",
" self.mileage = mileage\n",
" self.color = \"Green\"\n",
"\n",
"school_bus = Vehicle(\"School Volvo\", 180, 12)\n",
"print(school_bus.color) # Expected output: \"White\""
"print(school_bus.color) # Expected output: \"Green\""
]
},
{
Expand All @@ -188,14 +208,14 @@
},
{
"cell_type": "code",
"execution_count": 6,
"execution_count": 38,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Total Bus fare is: 5000\n"
"Total Bus fare is: 5500.0\n"
]
}
],
Expand All @@ -211,8 +231,11 @@
" return self.capacity * 100\n",
"\n",
"class Bus(Vehicle):\n",
" # Hint: Override fare method to include maintenance charge\n",
" pass\n",
" def __init__(self, name, mileage, capacity):\n",
" super().__init__(name, mileage, capacity)\n",
"\n",
" def fare(self):\n",
" return self.capacity * 100 * 1.1\n",
"\n",
"school_bus = Bus(\"School Volvo\", 12, 50)\n",
"print(\"Total Bus fare is:\", school_bus.fare()) # Expected output: Total Bus fare is: (calculated amount)"
Expand All @@ -228,7 +251,7 @@
},
{
"cell_type": "code",
"execution_count": 7,
"execution_count": 39,
"metadata": {},
"outputs": [
{
Expand All @@ -255,7 +278,7 @@
},
{
"cell_type": "code",
"execution_count": 8,
"execution_count": 43,
"metadata": {},
"outputs": [
{
Expand Down Expand Up @@ -287,7 +310,7 @@
],
"metadata": {
"kernelspec": {
"display_name": ".venv",
"display_name": "Python 3",
"language": "python",
"name": "python3"
},
Expand All @@ -301,7 +324,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.8.0"
"version": "3.13.3"
}
},
"nbformat": 4,
Expand Down