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[lab-lambda-functions] Aris Goulas #191

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68f64b0
lab done
ArisGoulas Apr 23, 2023
8e9a356
lab revised after bootcamp
ArisGoulas Jul 5, 2023
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231 changes: 197 additions & 34 deletions your-code/main.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -34,11 +34,36 @@
},
{
"cell_type": "code",
"execution_count": 2,
"execution_count": 1,
"metadata": {},
"outputs": [],
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"[4, 7, 8, 1, 12, 14, 166, 18, 3, 2]\n"
]
}
],
"source": [
"# your code here\n"
"initial_list = [2, 5, 6, -1, 10, 12, 164, 16, 1, 0]\n",
"\n",
"add_two = lambda x : x + 2\n",
"\n",
"updated_list = []\n",
"\n",
"def modify_list(initial_list, add_two):\n",
" '''\n",
" this function takes as input an initial list of 10 numbers\n",
" and a lambda expression that adds 2 to each number of the list\n",
" it returns an updated list where the initial numbers are incremented by 2\n",
" '''\n",
" for number in initial_list:\n",
" updated_list.append(add_two(number))\n",
" \n",
"modify_list(initial_list, add_two)\n",
" \n",
"print(updated_list)"
]
},
{
Expand All @@ -52,11 +77,11 @@
},
{
"cell_type": "code",
"execution_count": 3,
"execution_count": 5,
"metadata": {},
"outputs": [],
"source": [
"# Your code here:\n"
"C_to_K = lambda x : round((x + 273.15), 2)"
]
},
{
Expand All @@ -68,13 +93,56 @@
},
{
"cell_type": "code",
"execution_count": 4,
"execution_count": 14,
"metadata": {},
"outputs": [],
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"[285.15, 296.15, 311.15, 218.15, 297.15]\n"
]
}
],
"source": [
"temps = [12, 23, 38, -55, 24]\n",
"\n",
"# Your code here:\n"
"K_temps = []\n",
"\n",
"def modify_temps(temps, C_to_K):\n",
" '''\n",
" this function takes as input an initial list of temperatures in Celsius\n",
" and a lambda expression that converts a temperature from Celsius to Kelvin\n",
" it returns a list where the initial temperatures have been converted\n",
" '''\n",
" for temperature in temps:\n",
" K_temps.append(C_to_K(temperature))\n",
" \n",
"modify_temps(temps, C_to_K)\n",
"\n",
"print(K_temps)"
]
},
{
"cell_type": "code",
"execution_count": 15,
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"[285.15, 296.15, 311.15, 218.15, 297.15]"
]
},
"execution_count": 15,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# with list comprehension\n",
"K_temps = [C_to_K(temperature) for temperature in temps]\n",
"K_temps"
]
},
{
Expand All @@ -88,11 +156,11 @@
},
{
"cell_type": "code",
"execution_count": 5,
"execution_count": 16,
"metadata": {},
"outputs": [],
"source": [
"# Your code here:\n"
"mod = lambda x, y : 1 if (x % y == 0 or y % x == 0) else 0"
]
},
{
Expand All @@ -106,7 +174,7 @@
},
{
"cell_type": "code",
"execution_count": 6,
"execution_count": 17,
"metadata": {},
"outputs": [],
"source": [
Expand All @@ -115,7 +183,8 @@
" input: a number\n",
" output: a function that returns 1 if the number is divisible by another number (to be passed later) and zero otherwise\n",
" \"\"\"\n",
" # Your code here:\n"
" mod = lambda x : 1 if (a % x == 0 or x % a == 0) else 0\n",
" return mod"
]
},
{
Expand All @@ -127,11 +196,11 @@
},
{
"cell_type": "code",
"execution_count": 7,
"execution_count": 18,
"metadata": {},
"outputs": [],
"source": [
"# Your code here:\n"
"divisible5 = divisor(5)"
]
},
{
Expand All @@ -143,18 +212,40 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 19,
"metadata": {},
"outputs": [],
"outputs": [
{
"data": {
"text/plain": [
"1"
]
},
"execution_count": 19,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"divisible5(10)"
]
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 20,
"metadata": {},
"outputs": [],
"outputs": [
{
"data": {
"text/plain": [
"0"
]
},
"execution_count": 20,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"divisible5(8)"
]
Expand All @@ -174,7 +265,7 @@
},
{
"cell_type": "code",
"execution_count": 1,
"execution_count": 21,
"metadata": {},
"outputs": [
{
Expand All @@ -186,15 +277,17 @@
" ('tomato', 'tomato')]"
]
},
"execution_count": 1,
"execution_count": 21,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"list1 = ['Green', 'cheese', 'English', 'tomato']\n",
"list2 = ['eggs', 'cheese', 'cucumber', 'tomato']\n",
"zipped = zip(list1,list2)\n",
"\n",
"zipped = zip(list1, list2)\n",
"\n",
"list(zipped)"
]
},
Expand All @@ -209,17 +302,42 @@
},
{
"cell_type": "code",
"execution_count": 9,
"execution_count": 37,
"metadata": {},
"outputs": [],
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"[(1, 2), (2, 3), (4, 3), (4, 5)]\n"
]
},
{
"data": {
"text/plain": [
"[0, 0, 1, 0]"
]
},
"execution_count": 37,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"list1 = [1,2,4,4]\n",
"list2 = [2,3,3,5]\n",
"list1 = [1, 2, 4, 4]\n",
"list2 = [2, 3, 3, 5]\n",
"\n",
"## Zip the lists together \n",
"zipped = zip(list1, list2)\n",
"\n",
"## Print the zipped list \n",
"print(list(zipped)) # zipped is consumed here, so need to re-make it down\n",
"\n",
"## Use a lambda expression to compare if: list1 element > list2 element\n"
"## Use a lambda expression to compare if: list1 element > list2 element\n",
"compare = lambda x, y : 1 if x > y else 0\n",
"\n",
"result = [compare(x, y) for x, y in zip(list1, list2)]\n",
"result"
]
},
{
Expand All @@ -242,14 +360,45 @@
},
{
"cell_type": "code",
"execution_count": 10,
"execution_count": 40,
"metadata": {},
"outputs": [],
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"[('Engineering', 'Lab'), ('Computer Science', 'Homework'), ('Political Science', 'Essay'), ('Mathematics', 'Module')]\n"
]
},
{
"data": {
"text/plain": [
"[('Political Science', 'Essay'),\n",
" ('Computer Science', 'Homework'),\n",
" ('Engineering', 'Lab'),\n",
" ('Mathematics', 'Module')]"
]
},
"execution_count": 40,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"list1 = ['Engineering', 'Computer Science', 'Political Science', 'Mathematics']\n",
"list2 = ['Lab', 'Homework', 'Essay', 'Module']\n",
"\n",
"# Your code here:\n"
"# Zip the lists together\n",
"zipped = zip(list1, list2)\n",
"\n",
"# Print the zipped list\n",
"print(list(zipped))\n",
"\n",
"# Sort the lists by using a lambda expression that calls upon the second element of each tuple\n",
"sort = lambda x : x[1][0]\n",
"\n",
"result = sorted(zip(list1, list2), key=sort)\n",
"result"
]
},
{
Expand All @@ -263,13 +412,27 @@
},
{
"cell_type": "code",
"execution_count": 11,
"execution_count": 42,
"metadata": {},
"outputs": [],
"outputs": [
{
"data": {
"text/plain": [
"[('Toyota', 1995), ('Honda', 1997), ('Audi', 2001), ('BMW', 2005)]"
]
},
"execution_count": 42,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"d = {'Honda': 1997, 'Toyota': 1995, 'Audi': 2001, 'BMW': 2005}\n",
"\n",
"# Your code here:\n"
"sort = lambda x : x[1]\n",
"\n",
"result = sorted(d.items(), key=sort)\n",
"result"
]
},
{
Expand All @@ -282,7 +445,7 @@
],
"metadata": {
"kernelspec": {
"display_name": "Python 3",
"display_name": "Python 3 (ipykernel)",
"language": "python",
"name": "python3"
},
Expand All @@ -296,7 +459,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.7.3"
"version": "3.10.10"
}
},
"nbformat": 4,
Expand Down