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lab-py-oop #132

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74 changes: 50 additions & 24 deletions lab-oop_in_python.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -30,17 +30,31 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 14,
"metadata": {},
"outputs": [],
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"250 5\n"
]
}
],
"source": [
"# Your code here\n",
"class Vehicle:\n",
" # Hint: Define __init__ method with parameters for max_speed and mileage\n",
" pass\n",
"# Constructor\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(250,5) # Create an instance of Vehicle\n",
"def __init__(self, max_speed, mileage):\n",
" super().__init__(max_speed, mileage)\n",
"\n",
"# Print attributes\n",
"print(modelX.max_speed, modelX.mileage) # Expected output: (value of max_speed, value of mileage)"
Expand All @@ -56,7 +70,7 @@
},
{
"cell_type": "code",
"execution_count": 2,
"execution_count": 19,
"metadata": {},
"outputs": [
{
Expand All @@ -70,7 +84,9 @@
"source": [
"# Your code here\n",
"class Vehicle:\n",
" pass\n",
" def __init__(self):\n",
" pass\n",
" \n",
"\n",
"# Example instantiation\n",
"my_vehicle = Vehicle()\n",
Expand All @@ -87,7 +103,7 @@
},
{
"cell_type": "code",
"execution_count": 3,
"execution_count": 21,
"metadata": {},
"outputs": [
{
Expand All @@ -101,7 +117,8 @@
"source": [
"# Your code here\n",
"class Bus(Vehicle):\n",
" pass\n",
" def __init__(self):\n",
" super().__init__()\n",
"\n",
"# Example instantiation\n",
"school_bus = Bus()\n",
Expand All @@ -118,14 +135,14 @@
},
{
"cell_type": "code",
"execution_count": 4,
"execution_count": null,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Base fare\n"
"Base fare with extra charge\n"
]
}
],
Expand All @@ -137,7 +154,12 @@
"\n",
"class Bus(Vehicle):\n",
" # Hint: Override fare method to include extra charges\n",
" pass\n",
" def __init__(self):\n",
" super().__init__()\n",
" \n",
" def fare(self):\n",
" # Overrides the parent method and adds extra charges\n",
" return super().fare() + \" with extra charge\"\n",
"\n",
"school_bus = Bus()\n",
"print(school_bus.fare()) # Expected output: \"Base fare with extra charge\""
Expand All @@ -153,14 +175,14 @@
},
{
"cell_type": "code",
"execution_count": 5,
"execution_count": 41,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"White\n"
"white\n"
]
}
],
Expand All @@ -169,12 +191,13 @@
"class Vehicle:\n",
" color = \"White\" # Hint: Define color as a class attribute\n",
"\n",
" def __init__(self, name, max_speed, mileage):\n",
" def __init__(self, name, max_speed, mileage, color):\n",
" self.name = name\n",
" self.max_speed = max_speed\n",
" self.mileage = mileage\n",
" self.color = color\n",
"\n",
"school_bus = Vehicle(\"School Volvo\", 180, 12)\n",
"school_bus = Vehicle(\"School Volvo\", 180, 12, \"white\")\n",
"print(school_bus.color) # Expected output: \"White\""
]
},
Expand All @@ -188,14 +211,14 @@
},
{
"cell_type": "code",
"execution_count": 6,
"execution_count": null,
"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 +234,9 @@
" return self.capacity * 100\n",
"\n",
"class Bus(Vehicle):\n",
" # Hint: Override fare method to include maintenance charge\n",
" pass\n",
" # Hint: Overrides fare method to include maintenance charge\n",
" def fare(self):\n",
" return super().fare() * 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 @@ -228,21 +252,23 @@
},
{
"cell_type": "code",
"execution_count": 7,
"execution_count": 46,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"<class '__main__.Bus'>\n"
"<class '__main__.Bus'>\n",
"True\n"
]
}
],
"source": [
"# Your code here\n",
"school_bus = Bus(\"School Volvo\", 12, 50)\n",
"print(type(school_bus)) # Expected output: <class '__main__.Bus'>"
"print(type(school_bus)) # Expected output: <class '__main__.Bus'>\n",
"print(isinstance(school_bus, Bus))"
]
},
{
Expand All @@ -255,7 +281,7 @@
},
{
"cell_type": "code",
"execution_count": 8,
"execution_count": 47,
"metadata": {},
"outputs": [
{
Expand Down Expand Up @@ -287,7 +313,7 @@
],
"metadata": {
"kernelspec": {
"display_name": ".venv",
"display_name": "base",
"language": "python",
"name": "python3"
},
Expand All @@ -301,7 +327,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.8.0"
"version": "3.13.5"
}
},
"nbformat": 4,
Expand Down