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exercise 4-13 #4

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253 changes: 226 additions & 27 deletions for-loops.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -22,9 +22,19 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 4,
"metadata": {},
"outputs": [],
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"odysseus\n",
"neoptolemus\n",
"philoctetes\n"
]
}
],
"source": [
"cast = [\"odysseus\", \"neoptolemus\", \"philoctetes\"]\n",
"\n",
Expand All @@ -47,11 +57,23 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 7,
"metadata": {},
"outputs": [],
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Odysseus, text text text\n",
"Neoptolemus, text text text\n",
"Philoctetes, text text text\n"
]
}
],
"source": [
"# Hint: Use print(f\"{variable}\")"
"# Hint: Use print(f\"{variable}\")\n",
"for character in cast:\n",
" print(f\"{character.title()}, text text text\")"
]
},
{
Expand All @@ -63,9 +85,20 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 4,
"metadata": {},
"outputs": [],
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"odysseus\n",
"neoptolemus\n",
"philoctetes\n",
"And now the loop is done!\n"
]
}
],
"source": [
"cast = [\"odysseus\", \"neoptolemus\", \"philoctetes\"]\n",
"\n",
Expand All @@ -86,9 +119,18 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 5,
"metadata": {},
"outputs": [],
"outputs": [
{
"ename": "IndentationError",
"evalue": "expected an indented block after 'for' statement on line 3 (3799840020.py, line 4)",
"output_type": "error",
"traceback": [
"\u001b[0;36m Cell \u001b[0;32mIn[5], line 4\u001b[0;36m\u001b[0m\n\u001b[0;31m print(character)\u001b[0m\n\u001b[0m ^\u001b[0m\n\u001b[0;31mIndentationError\u001b[0m\u001b[0;31m:\u001b[0m expected an indented block after 'for' statement on line 3\n"
]
}
],
"source": [
"cast = [\"odysseus\", \"neoptolemus\", \"philoctetes\"]\n",
"\n",
Expand All @@ -107,9 +149,22 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 6,
"metadata": {},
"outputs": [],
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"odysseus\n",
"And now the loop is done!\n",
"neoptolemus\n",
"And now the loop is done!\n",
"philoctetes\n",
"And now the loop is done!\n"
]
}
],
"source": [
"cast = [\"odysseus\", \"neoptolemus\", \"philoctetes\"]\n",
"\n",
Expand All @@ -128,9 +183,20 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 7,
"metadata": {},
"outputs": [],
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"odysseus\n",
"neoptolemus\n",
"philoctetes\n",
"philoctetes was played by a great actor!\n"
]
}
],
"source": [
"cast = [\"odysseus\", \"neoptolemus\", \"philoctetes\"]\n",
"\n",
Expand Down Expand Up @@ -158,9 +224,20 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 8,
"metadata": {},
"outputs": [],
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"1 is greater than 0\n",
"2 is greater than 1\n",
"3 is greater than 2\n",
"4 is greater than 3\n"
]
}
],
"source": [
"for value in range(1, 5):\n",
" print(f\"{value} is greater than {value - 1}\")"
Expand All @@ -175,19 +252,41 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 9,
"metadata": {},
"outputs": [],
"outputs": [
{
"data": {
"text/plain": [
"[0, 2, 4, 6, 8]"
]
},
"execution_count": 9,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# We can use the third argument to adjust the size of each step\n",
"list(range(0, 10, 2))"
]
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 10,
"metadata": {},
"outputs": [],
"outputs": [
{
"data": {
"text/plain": [
"[0, 1, 2, 3, 4, 5, 6, 7, 8, 9]"
]
},
"execution_count": 10,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# Or we can pass `range()` just one argument, and it will start from 0:\n",
"list(range(10))"
Expand All @@ -204,9 +303,20 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 11,
"metadata": {},
"outputs": [],
"outputs": [
{
"data": {
"text/plain": [
"[2, 3, 4, 5, 6]"
]
},
"execution_count": 11,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"[value+2 for value in range(0, 5)]"
]
Expand All @@ -229,9 +339,19 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 12,
"metadata": {},
"outputs": [],
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"[2, 3, 4, 5, 6, 7]\n",
"[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18]\n",
"[15, 16, 17, 18, 19]\n"
]
}
],
"source": [
"numbers = list(range(0, 20))\n",
"\n",
Expand Down Expand Up @@ -278,9 +398,21 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 13,
"metadata": {},
"outputs": [],
"outputs": [
{
"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[13], line 3\u001b[0m\n\u001b[1;32m 1\u001b[0m my_tuple \u001b[38;5;241m=\u001b[39m (\u001b[38;5;241m1\u001b[39m, \u001b[38;5;241m2\u001b[39m, \u001b[38;5;241m3\u001b[39m)\n\u001b[0;32m----> 3\u001b[0m \u001b[43mmy_tuple\u001b[49m\u001b[43m[\u001b[49m\u001b[38;5;241;43m1\u001b[39;49m\u001b[43m]\u001b[49m \u001b[38;5;241m=\u001b[39m \u001b[38;5;241m5\u001b[39m\n",
"\u001b[0;31mTypeError\u001b[0m: 'tuple' object does not support item assignment"
]
}
],
"source": [
"my_tuple = (1, 2, 3)\n",
"\n",
Expand All @@ -304,11 +436,78 @@
"\n",
"Matthes 2023, p. 67, Exercise 4-13."
]
},
{
"cell_type": "code",
"execution_count": 23,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"pizza\n",
"hamburger\n",
"hotdog\n",
"salad\n",
"fries\n"
]
}
],
"source": [
"menu = ('pizza', 'hamburger', 'hotdog', 'salad', 'fries')\n",
"for item in menu:\n",
" print(item)"
]
},
{
"cell_type": "code",
"execution_count": 24,
"metadata": {},
"outputs": [
{
"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[24], line 1\u001b[0m\n\u001b[0;32m----> 1\u001b[0m \u001b[43mmenu\u001b[49m\u001b[43m[\u001b[49m\u001b[38;5;241;43m0\u001b[39;49m\u001b[43m]\u001b[49m \u001b[38;5;241m=\u001b[39m \u001b[38;5;124m'\u001b[39m\u001b[38;5;124mcheeseburger\u001b[39m\u001b[38;5;124m'\u001b[39m\n",
"\u001b[0;31mTypeError\u001b[0m: 'tuple' object does not support item assignment"
]
}
],
"source": [
"menu[0] = 'cheeseburger'"
]
},
{
"cell_type": "code",
"execution_count": 26,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"pizza\n",
"hamburger\n",
"hotdog\n",
"chicken tenders\n",
"onion rings\n"
]
}
],
"source": [
"menu = ('pizza', 'hamburger', 'hotdog', 'chicken tenders', 'onion rings')\n",
"for item in menu:\n",
" print(item)"
]
}
],
"metadata": {
"kernelspec": {
"display_name": ".venv",
"display_name": "Python 3",
"language": "python",
"name": "python3"
},
Expand All @@ -322,7 +521,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.12.7"
"version": "3.12.1"
}
},
"nbformat": 4,
Expand Down