Examples for String Manipulation.ipynb

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      "start \testing vs end \\testing\n"
     ]
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   "source": [
    "# putting an r in front of a string makes the string a \"byte string\" (in Python 2.*)\n",
    "print(\"start \\testing vs \"+r\"end \\testing\")\n",
    "#notice that \\t turns into a tab in the first string\n",
    "\n",
    "# putting an ur in front of a string makes the string a \"Unicode string\" (in Python 2.*)\n",
    "# ur is not valid in Python 3.* because support was restored for explicit Unicode literals (see PEP 414)"
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     "text": [
      "pub\n",
      "pub\n",
      "p.u.b\n",
      "['pub']\n",
      "['p', 'u', 'b']\n"
     ]
    }
   ],
   "source": [
    "g = 'pub'\n",
    "h = ''.join(['p', 'u', 'b'])\n",
    "i = '.'.join(['p', 'u', 'b'])\n",
    "print(g)\n",
    "print(h)\n",
    "print(i)\n",
    "\n",
    "#there is no '.' in 'h' so you get an array with one element\n",
    "j = h.split('.')\n",
    "print(j)\n",
    "\n",
    "k = i.split('.')\n",
    "print(k)"
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     "text": [
      "\"is\" test False\n",
      "\"==\" test True\n",
      "\n",
      "id of g: 62281632\n",
      "id of h: 63105856\n",
      "\n",
      "id of g:     62281632\n",
      "id of \"pub\": 62281632\n"
     ]
    }
   ],
   "source": [
    "# 'is' is identity testing, '==' is equality testing\n",
    "print('\\\"is\\\" test '+str(g is h))\n",
    "print('\\\"==\\\" test '+str(g == h)+\"\\n\")\n",
    "\n",
    "#because 'is' is testing id(g) == id(h)\n",
    "print('id of g: '+str(id(g)))\n",
    "print('id of h: '+str(id(h))+\"\\n\")\n",
    "\n",
    "#note that id(g) == id('pub') here but it doesn't have to...\n",
    "print('id of g:     '+str(id(g)))\n",
    "print('id of \\\"pub\\\": ' +str(id('pub')))\n"
   ]
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     "text": [
      "['The ', ' brown fox jumps over the lazy dog.']\n"
     ]
    }
   ],
   "source": [
    "j = 'The quick brown fox jumps over the lazy dog.'\n",
    "k = j.split('quick')\n",
    "print(k)"
   ]
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     "text": [
      "The quick brown fox j\n"
     ]
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   "source": [
    "l = j[0:21]\n",
    "print(l)"
   ]
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       "31"
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   "source": [
    "j.index(\"the\")"
   ]
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     "data": {
      "text/plain": [
       "False"
      ]
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     "execution_count": 7,
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   "source": [
    "'Alice' in j"
   ]
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       "True"
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     "execution_count": 8,
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   "source": [
    "'dog' in j"
   ]
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     "text": [
      "[10, 11, 12, 13, 14, 15, 16, 17, 18, 19]\n"
     ]
    }
   ],
   "source": [
    "y=[]\n",
    "for x in range(10,20):\n",
    "    y = y + [x]\n",
    "print(y)"
   ]
  }
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