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zingalezingale
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an inheritance example
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‎examples/python-snippets/advanced/inheritance.ipynb‎

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{
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"cells": [
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{
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"cell_type": "code",
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"execution_count": 1,
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"metadata": {
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"collapsed": true
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},
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"outputs": [],
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"source": [
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"class Sequence(object):\n",
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" def __init__(self, start, end):\n",
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" self.start = start\n",
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" self.end = end\n",
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" self.numbers = list(range(start, end+1))\n",
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" \n",
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" def sum(self):\n",
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" s = 0\n",
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" for n in range(len(self.numbers)):\n",
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" s += self.numbers[n]\n",
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" return s\n",
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" \n",
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" def max(self):\n",
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" return max(self.numbers)\n",
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" "
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]
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},
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{
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"cell_type": "code",
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"execution_count": 2,
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"metadata": {
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"collapsed": true
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},
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"outputs": [],
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"source": [
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"s = Sequence(0, 10)"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 3,
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"metadata": {
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"collapsed": false
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},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"55\n"
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]
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}
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],
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"source": [
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"print s.sum()"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 13,
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"metadata": {
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"collapsed": true
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},
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"outputs": [],
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"source": [
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"class OddSequence(Sequence):\n",
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" def __init__(self, start, end):\n",
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" self.start = start\n",
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" self.end = end\n",
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" self.numbers = list(range(start, end+1, 2))\n",
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" "
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]
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},
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{
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"cell_type": "code",
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"execution_count": 14,
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"metadata": {
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"collapsed": true
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},
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"outputs": [],
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"source": [
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"o = OddSequence(0, 10)"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 15,
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"metadata": {
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"collapsed": false
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},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"30\n"
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]
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}
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],
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"source": [
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"print o.sum()"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 16,
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"metadata": {
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"collapsed": false
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},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"[0, 2, 4, 6, 8, 10]\n"
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]
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}
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],
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"source": [
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"print o.numbers"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 12,
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"metadata": {
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"collapsed": false
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},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"[0, 2, 4, 6, 8]\n"
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]
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}
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],
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"source": []
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {
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"collapsed": true
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},
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"outputs": [],
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"source": []
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Python 2",
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"language": "python",
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"name": "python2"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 2
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython2",
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"version": "2.7.10"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 0
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}

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