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Oct 2, 2024
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Added swap variables notebook #61

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248 changes: 248 additions & 0 deletions notebooks/how_to_swap_variables.ipynb
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{
"cells": [
{
"cell_type": "markdown",
"metadata": {
"id": "CE6ac5aIsb5K"
},
"source": [
"# How to Swap Variables Source Code\n",
"by Atharva Aher for the [How to Swap Variables](https://therenegadecoder.com/code/how-to-swap-variables-in-python/) article"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "yitmP7ONsq6K"
},
"source": [
"## Solutions"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "DdrKy6u5sxw6"
},
"source": [
"Here, we'll look at all the solutions from the original article."
]
},
{
"cell_type": "code",
"execution_count": 7,
"metadata": {
"colab": {
"base_uri": "https://localhost:8080/"
},
"id": "JNcqYrx9sWS5",
"outputId": "bd09165c-5b43-4ce7-a2b9-8bf4e8145b0f"
},
"outputs": [
{
"output_type": "stream",
"name": "stdout",
"text": [
"palette_1: barta\n",
"palette_2: foie\n"
]
}
],
"source": [
"# Swap Elements with a Temporary Variable\n",
"palette_1 = \"foie\"\n",
"palette_2 = \"barta\"\n",
"\n",
"temp = palette_1\n",
"palette_1 = palette_2\n",
"palette_2 =temp\n",
"\n",
"print('palette_1:', palette_1)\n",
"print('palette_2:', palette_2)"
]
},
{
"cell_type": "code",
"execution_count": 8,
"metadata": {
"colab": {
"base_uri": "https://localhost:8080/"
},
"id": "mvS-Z2UYtE-T",
"outputId": "7ba8b187-69f5-4fd2-8723-589a2c54f197"
},
"outputs": [
{
"output_type": "stream",
"name": "stdout",
"text": [
"palette_1: barta\n",
"palette_2: foie\n"
]
}
],
"source": [
"# Swap Elements with Iterable Unpacking\n",
"palette_1 = \"foie\"\n",
"palette_2 = \"barta\"\n",
"\n",
"palette_1, palette_2 = palette_2, palette_1\n",
"\n",
"print('palette_1:', palette_1)\n",
"print('palette_2:', palette_2)"
]
},
{
"cell_type": "code",
"execution_count": 9,
"metadata": {
"colab": {
"base_uri": "https://localhost:8080/"
},
"id": "1B57ydaftMrB",
"outputId": "c39a9e31-ffd9-43c6-8cdf-df45234da7ff"
},
"outputs": [
{
"output_type": "stream",
"name": "stdout",
"text": [
"palette_1: barta\n",
"palette_2: foie\n"
]
}
],
"source": [
"palette_1 = \"foie\"\n",
"palette_2 = \"barta\"\n",
"\n",
"temp = palette_2, palette_1 # creates a tuple from the two palettes\n",
"palette_1, palette_2 = temp # unpacks the tuple into the two palettes\n",
"\n",
"print('palette_1:', palette_1)\n",
"print('palette_2:', palette_2)"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "ECfsN4ZTtSES"
},
"source": [
"## Performance"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "NtKAq18ptWwK"
},
"source": [
"Here, we'll look at the performance code from the original article."
]
},
{
"cell_type": "code",
"execution_count": 10,
"metadata": {
"id": "IGEB5JsctTzL"
},
"outputs": [],
"source": [
"# Import performance testing library\n",
"import timeit\n",
"\n",
"# Generate test strings\n",
"setup = \"\"\"\n",
"palette_1 = \"foie\"\n",
"palette_2 = \"barta\"\n",
"\"\"\"\n",
"temp = \"\"\"\n",
"_ = palette_1\n",
"palette_1 = palette_2\n",
"palette_2 = _\n",
"\"\"\"\n",
"unpack = \"\"\"\n",
"palette_1, palette_2 = palette_2, palette_1\n",
"\"\"\""
]
},
{
"cell_type": "code",
"execution_count": 11,
"metadata": {
"colab": {
"base_uri": "https://localhost:8080/"
},
"id": "c5F_PEXDttQz",
"outputId": "e1d5ecf7-3d73-4d0c-9079-04eb4b97b979"
},
"outputs": [
{
"output_type": "execute_result",
"data": {
"text/plain": [
"0.018495057999984965"
]
},
"metadata": {},
"execution_count": 11
}
],
"source": [
"min(timeit.repeat(setup=setup, stmt=temp))"
]
},
{
"cell_type": "code",
"execution_count": 12,
"metadata": {
"colab": {
"base_uri": "https://localhost:8080/"
},
"id": "zhNyN7w3twLb",
"outputId": "1a63233c-e2bf-4d90-8edc-d98d2917f87f"
},
"outputs": [
{
"output_type": "execute_result",
"data": {
"text/plain": [
"0.016565159000037966"
]
},
"metadata": {},
"execution_count": 12
}
],
"source": [
"min(timeit.repeat(setup=setup, stmt=unpack))"
]
}
],
"metadata": {
"colab": {
"name": "how-to-write-a-loop.ipynb",
"provenance": []
},
"kernelspec": {
"display_name": "Python 3",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.7.6"
}
},
"nbformat": 4,
"nbformat_minor": 0
}
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