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62 changes: 60 additions & 2 deletions for-loops.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -304,11 +304,69 @@
"\n",
"Matthes 2023, p. 67, Exercise 4-13."
]
},
{
"cell_type": "code",
"execution_count": 28,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"('fries', 'noodles', 'burgers', 'salad', 'wings')\n",
"fries\n",
"noodles\n",
"burgers\n",
"salad\n",
"wings\n"
]
},
{
"ename": "TypeError",
"evalue": "'tuple' object does not support item assignment",
"output_type": "error",
"traceback": [
"\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
"\u001b[0;31mTypeError\u001b[0m Traceback (most recent call last)",
"Cell \u001b[0;32mIn[28], line 13\u001b[0m\n\u001b[1;32m 10\u001b[0m \u001b[38;5;28mprint\u001b[39m(food)\n\u001b[1;32m 12\u001b[0m \u001b[38;5;66;03m#Try to modify one of the items and get rejected\u001b[39;00m\n\u001b[0;32m---> 13\u001b[0m \u001b[43mfoods\u001b[49m\u001b[43m[\u001b[49m\u001b[38;5;124;43m\"\u001b[39;49m\u001b[38;5;124;43mfries\u001b[39;49m\u001b[38;5;124;43m\"\u001b[39;49m\u001b[43m]\u001b[49m \u001b[38;5;241m=\u001b[39m \u001b[38;5;124m\"\u001b[39m\u001b[38;5;124mtacos\u001b[39m\u001b[38;5;124m\"\u001b[39m\n\u001b[1;32m 14\u001b[0m \u001b[38;5;28mprint\u001b[39m(foods)\n\u001b[1;32m 16\u001b[0m \u001b[38;5;66;03m#Menu change replacing two items\u001b[39;00m\n",
"\u001b[0;31mTypeError\u001b[0m: 'tuple' object does not support item assignment"
]
}
],
"source": [
"#Exercises 4-13 in Matthes 2023, p. 67\n",
"\n",
"#Storing five basic foods in a tuple\n",
"foods = (\"fries\", \"noodles\", \"burgers\", \"salad\", \"wings\")\n",
"print(foods)\n",
"\n",
"\n",
"#For loop to print each restaurant's offerings\n",
"for food in foods:\n",
" print(food)\n",
"\n",
"#Try to modify one of the items and get rejected\n",
"foods[\"fries\"] = \"tacos\"\n",
"print(foods)\n",
"\n",
"#Menu change replacing two items\n",
"foods = (\"fries\", \"noodles\", \"burgers\", \"salad\", \"wings\")\n",
"print(\"\\nOriginal menu:\")\n",
"for food in foods:\n",
" print(food)\n",
"\n",
"foods = (\"fries\", \"chicken\", \"burgers\", \"salad\", \"dips\")\n",
"print(\"\\nModified menu:\")\n",
"for food in foods:\n",
" print(food)\n",
"\n"
]
}
],
"metadata": {
"kernelspec": {
"display_name": ".venv",
"display_name": "Python 3",
"language": "python",
"name": "python3"
},
Expand All @@ -322,7 +380,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.12.7"
"version": "3.12.1"
}
},
"nbformat": 4,
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