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{
"metadata": {
"name": "ch9"
},
"nbformat": 3,
"nbformat_minor": 0,
"worksheets": [
{
"cells": [
{
"cell_type": "heading",
"level": 1,
"metadata": {},
"source": "CHAPTER 9. : MORE STRUCTURES"
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": "example 9.1 page no :90\n"
},
{
"cell_type": "code",
"collapsed": false,
"input": "'''\nexample 9.1 page no :90\n'''\n\nclass Time:\n def __init__(self,h,m,s):\n self.hour = h\n self.minute = m\n self.second = s\n\ndef printTime(t):\n print t.hour , \":\" , t.minute , \":\" , t.second\n print \"Time is \" , t.hour , \" hour \" , t.minute , \" minutes \" , t.second \n\nt = Time( 11, 59, 3.14159 )\nprintTime(t)",
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": "11 : 59 : 3.14159\nTime is 11 hour 59 minutes 3.14159\n"
}
],
"prompt_number": 1
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": "example 9.2 page no : 91\n"
},
{
"cell_type": "code",
"collapsed": false,
"input": "'''\nexample 9.2 page no : 91\n'''\n\nclass Time:\n def __init__(self,h,m,s):\n self.hour = h\n self.minute = m\n self.second = s\n\ndef printTime(t):\n print t.hour , \":\" , t.minute , \":\" , t.second\n print \"Time is \" , t.hour , \" hour \" , t.minute , \" minutes \" , t.second \n\n\ndef after(time1,time2):\n if (time1.hour > time2.hour):\n return True\n if (time1.hour < time2.hour): \n return False;\n if (time1.minute > time2.minute):\n return True\n if (time1.minute < time2.minute): \n return False;\n if (time1.second > time2.second): \n return True\n return False;\n\nt1 = Time( 11, 59, 3.14159 )\nt2 = Time( 12, 42, 3.234 )\nprint after(t1,t2)\n\n",
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": "False\n"
}
],
"prompt_number": 2
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": "example 9.3 page no : 91\n"
},
{
"cell_type": "code",
"collapsed": false,
"input": "'''\nexample 9.3 page no : 91\nincorrect version\n'''\nclass Time:\n def __init__(self,h,m,s):\n self.hour = h\n self.minute = m\n self.second = s\n\ndef printTime(t):\n print t.hour , \":\" , t.minute , \":\" , t.second\n print \"Time is \" , t.hour , \" hour \" , t.minute , \" minutes \" , t.second \n\n\n\ndef addTime(t1,t2):\n hour = t1.hour + t2.hour;\n minute = t1.minute + t2.minute;\n second = t1.second + t2.second;\n return Time(hour,minute,second)\n\nc = Time( 9, 14, 30.0 )\nb = Time ( 3, 35, 0.0 )\ndoneTime = addTime (c, b);\nprintTime(doneTime)",
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": "12 : 49 : 30.0\nTime is 12 hour 49 minutes 30.0\n"
}
],
"prompt_number": 3
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": "example 9.4 page no : 92\n"
},
{
"cell_type": "code",
"collapsed": false,
"input": "'''\nexample 9.4 page no : 92\nincorrect version\n'''\nclass Time:\n def __init__(self,h,m,s):\n self.hour = h\n self.minute = m\n self.second = s\n\ndef printTime(t):\n print t.hour , \":\" , t.minute , \":\" , t.second\n print \"Time is \" , t.hour , \" hour \" , t.minute , \" minutes \" , t.second \n\n\n\ndef addTime(t1,t2):\n hour = t1.hour + t2.hour;\n minute = t1.minute + t2.minute;\n second = t1.second + t2.second;\n if (second >= 60.0):\n second -= 60.0;\n minute += 1\n if (minute >= 60):\n minute -= 60;\n hour += 1;\n return Time(hour,minute,second)\n\n\nc = Time( 9, 14, 30.0 )\nb = Time ( 3, 35, 0.0 )\ndoneTime = addTime (c, b);\nprintTime(doneTime)\n",
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": "12 : 49 : 30.0\nTime is 12 hour 49 minutes 30.0\n"
}
],
"prompt_number": 4
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": "example 9.5 page no : 93\n"
},
{
"cell_type": "code",
"collapsed": false,
"input": "'''\nexample 9.5 page no : 93\nincorrect version\n'''\nclass Time:\n def __init__(self,h,m,s):\n self.hour = h\n self.minute = m\n self.second = s\n\ndef printTime(t):\n print t.hour , \":\" , t.minute , \":\" , t.second\n print \"Time is \" , t.hour , \" hour \" , t.minute , \" minutes \" , t.second \n\ndef increment (time,secs):\n time.second += secs\n if (time.second >= 60.0):\n time.second -= 60.0;\n time.minute += 1;\n if (time.minute >= 60):\n time.minute -= 60;\n time.hour += 1;\n\n\ndef addTime(t1,t2):\n hour = t1.hour + t2.hour;\n minute = t1.minute + t2.minute;\n second = t1.second + t2.second;\n if (second >= 60.0):\n second -= 60.0;\n minute += 1\n if (minute >= 60):\n minute -= 60;\n hour += 1;\n return Time(hour,minute,second)\n\n\nc = Time( 9, 14, 30.0 )\nb = Time ( 3, 35, 0.0 )\ndoneTime = addTime (c, b);\nprintTime(doneTime)\n",
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": "12 : 49 : 30.0\nTime is 12 hour 49 minutes 30.0\n"
}
],
"prompt_number": 5
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": "example 9.6 page no : 94\n"
},
{
"cell_type": "code",
"collapsed": false,
"input": "'''\nexample 9.6 page no : 94\n'''\nclass Time:\n def __init__(self,h,m,s):\n self.hour = h\n self.minute = m\n self.second = s\n\ndef printTime(t):\n print t.hour , \":\" , t.minute , \":\" , t.second\n print \"Time is \" , t.hour , \" hour \" , t.minute , \" minutes \" , t.second \n\ndef addTimeFill(t1,t2,s):\n s.hour = t1.hour + t2.hour;\n s.minute = t1.minute + t2.minute;\n s.second = t1.second + t2.second;\n if (s.second >= 60.0):\n s.second -= 60.0;\n s.minute += 1;\n if (s.minute >= 60):\n s.minute -= 60;\n s.hour += 1;\n\nc = Time( 9, 14, 30.0 )\nb = Time ( 3, 35, 0.0 )\ndoneTime = Time(0,0,0)\naddTimeFill (c, b,doneTime);\nprintTime(doneTime)\n\n\n",
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": "12 : 49 : 30.0\nTime is 12 hour 49 minutes 30.0\n"
}
],
"prompt_number": 6
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": "example 9.7 page no : 97\n"
},
{
"cell_type": "code",
"collapsed": false,
"input": "'''\nexample 9.7 page no : 97\n'''\nclass Time:\n def __init__(self,h,m,s):\n self.hour = h\n self.minute = m\n self.second = s\n\ndef printTime(t):\n print t.hour , \":\" , t.minute , \":\" , t.second\n print \"Time is \" , t.hour , \" hour \" , t.minute , \" minutes \" , t.second \n\ndef convertToSeconds (t):\n minutes = t.hour * 60 + t.minute;\n seconds = minutes * 60 + t.second;\n return seconds;\n\ndef makeTime(secs):\n hour = int (secs / 3600.0);\n secs -= hour * 3600.0;\n minute = int (secs / 60.0);\n secs -= minute * 60;\n second = secs;\n return Time(hour,minute,second)\n\ndef addTime (t1,t2):\n seconds = convertToSeconds (t1) + convertToSeconds (t2);\n return makeTime(seconds)\n\n\nc = Time( 9, 14, 30.0 )\nb = Time ( 3, 35, 0.0 )\ndoneTime = addTime (c, b);\nprintTime(doneTime)\n\n\n\n",
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": "12 : 49 : 30.0\nTime is 12 hour 49 minutes 30.0\n"
}
],
"prompt_number": 7
},
{
"cell_type": "code",
"collapsed": false,
"input": "",
"language": "python",
"metadata": {},
"outputs": []
}
],
"metadata": {}
}
]
}
|
