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June 20, 2020 14:10
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{ | |
"cells": [ | |
{ | |
"cell_type": "markdown", | |
"metadata": {}, | |
"source": [ | |
"You will need the class Car for the next exercises. The class Car has four data attributes: make, model, colour and number of owners (owner_number). The method <code> car_info() </code> prints out the data attributes and the method <code>sell()</code> increments the number of owners. " | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": 1, | |
"metadata": {}, | |
"outputs": [], | |
"source": [ | |
"class Car(object):\n", | |
" def __init__(self,make,model,color):\n", | |
" self.make=make;\n", | |
" self.model=model;\n", | |
" self.color=color;\n", | |
" self.owner_number=0 \n", | |
" def car_info(self):\n", | |
" print(\"make: \",self.make)\n", | |
" print(\"model:\", self.model)\n", | |
" print(\"color:\",self.color)\n", | |
" print(\"number of owners:\",self.owner_number)\n", | |
" def sell(self):\n", | |
" self.owner_number=self.owner_number+1" | |
] | |
}, | |
{ | |
"cell_type": "markdown", | |
"metadata": {}, | |
"source": [ | |
"<h3> Create a Car object </h3>" | |
] | |
}, | |
{ | |
"cell_type": "markdown", | |
"metadata": {}, | |
"source": [ | |
"Create a <code> Car </code> object my_car with the given data attributes: " | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": 4, | |
"metadata": {}, | |
"outputs": [ | |
{ | |
"name": "stdout", | |
"output_type": "stream", | |
"text": [ | |
"<__main__.Car object at 0x7f011d14f710>\n" | |
] | |
} | |
], | |
"source": [ | |
"make=\"BMW\"\n", | |
"model=\"M3\"\n", | |
"color=\"red\"\n", | |
"my_car = Car(make, model, color)\n", | |
"print(my_car)" | |
] | |
}, | |
{ | |
"cell_type": "markdown", | |
"metadata": {}, | |
"source": [ | |
"<h3> Data Attributes </h3>" | |
] | |
}, | |
{ | |
"cell_type": "markdown", | |
"metadata": {}, | |
"source": [ | |
"Use the method car_info() to print out the data attributes" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": 6, | |
"metadata": { | |
"collapsed": false, | |
"jupyter": { | |
"outputs_hidden": false | |
} | |
}, | |
"outputs": [ | |
{ | |
"name": "stdout", | |
"output_type": "stream", | |
"text": [ | |
"make: BMW\n", | |
"model: M3\n", | |
"color: red\n", | |
"number of owners: 0\n" | |
] | |
} | |
], | |
"source": [ | |
"Car.car_info(my_car)" | |
] | |
}, | |
{ | |
"cell_type": "markdown", | |
"metadata": {}, | |
"source": [ | |
"<h3> Methods </h3>" | |
] | |
}, | |
{ | |
"cell_type": "markdown", | |
"metadata": {}, | |
"source": [ | |
"Call the method <code> sell() </code> in the loop, then call the method <code> car_info()</code> again " | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": null, | |
"metadata": { | |
"collapsed": false, | |
"jupyter": { | |
"outputs_hidden": false | |
} | |
}, | |
"outputs": [], | |
"source": [ | |
"for i in range(5):\n", | |
" \n" | |
] | |
}, | |
{ | |
"cell_type": "markdown", | |
"metadata": {}, | |
"source": [ | |
"<hr>\n", | |
"<small>Copyright © 2018 IBM Cognitive Class. This notebook and its source code are released under the terms of the [MIT License](https://cognitiveclass.ai/mit-license/).</small>" | |
] | |
} | |
], | |
"metadata": { | |
"kernelspec": { | |
"display_name": "Python", | |
"language": "python", | |
"name": "conda-env-python-py" | |
}, | |
"language_info": { | |
"codemirror_mode": { | |
"name": "ipython", | |
"version": 3 | |
}, | |
"file_extension": ".py", | |
"mimetype": "text/x-python", | |
"name": "python", | |
"nbconvert_exporter": "python", | |
"pygments_lexer": "ipython3", | |
"version": "3.6.10" | |
} | |
}, | |
"nbformat": 4, | |
"nbformat_minor": 4 | |
} |
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