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‎DictionaryAndSet.ipynb‎

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{
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"nbformat": 4,
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"nbformat_minor": 0,
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"metadata": {
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"colab": {
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"provenance": [],
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"authorship_tag": "ABX9TyNs2quV80MkDa7cA9dgyYmy",
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"include_colab_link": true
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},
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"kernelspec": {
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"name": "python3",
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"display_name": "Python 3"
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},
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"language_info": {
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"name": "python"
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}
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},
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"cells": [
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{
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"cell_type": "markdown",
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"metadata": {
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"id": "view-in-github",
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"colab_type": "text"
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},
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"source": [
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"<a href=\"https://colab.research.google.com/github/ambilisunil/python_basics/blob/main/DictionaryAndSet.ipynb\" target=\"_parent\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
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]
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},
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{
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"cell_type": "markdown",
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"source": [
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"# A **dictionary** in Python is a collection of key-value pairs, where each key is unique, and values can be of any data type."
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],
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"metadata": {
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"id": "rsxNgETExEG2"
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}
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},
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{
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"cell_type": "code",
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"execution_count": 4,
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"metadata": {
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"colab": {
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"base_uri": "https://localhost:8080/"
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},
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"id": "pS9lv--gxAOH",
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"outputId": "5786ac5e-e6d6-4f86-92b5-de6d31265f14"
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},
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"outputs": [
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{
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"output_type": "stream",
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"name": "stdout",
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"text": [
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"<class 'dict'>\n",
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"{1: 'ammu', 2: 'aji', 3: 'aju', 4: 'ammini'}\n"
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]
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}
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],
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"source": [
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"d_data={1:\"ammu\",2:\"aji\",3:\"aju\",4:\"ammini\"}\n",
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"print(type(d_data))\n",
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"print(d_data)"
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]
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},
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{
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"cell_type": "code",
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"source": [
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"d_data[1]"
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],
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"metadata": {
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"colab": {
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"base_uri": "https://localhost:8080/",
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"height": 36
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},
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"id": "BYzJpjRQxiew",
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"outputId": "2f6a8feb-2916-47ef-dbe6-df3250320d62"
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},
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"execution_count": 5,
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"outputs": [
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{
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"output_type": "execute_result",
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"data": {
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"text/plain": [
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"'ammu'"
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],
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"application/vnd.google.colaboratory.intrinsic+json": {
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"type": "string"
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}
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},
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"metadata": {},
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"execution_count": 5
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}
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]
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},
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{
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"cell_type": "code",
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"source": [
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"len(d_data)"
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],
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"metadata": {
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"colab": {
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"base_uri": "https://localhost:8080/"
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},
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"id": "JrhYpQ3ixt7U",
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"outputId": "da1ea047-ef97-46e8-cfdd-0092e2ff51f1"
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},
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"execution_count": 6,
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"outputs": [
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{
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"output_type": "execute_result",
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"data": {
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"text/plain": [
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"4"
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]
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},
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"metadata": {},
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"execution_count": 6
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}
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]
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},
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{
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"cell_type": "code",
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"source": [
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"for key in d_data:\n",
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" print(key,d_data[key])"
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],
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"metadata": {
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"colab": {
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"base_uri": "https://localhost:8080/"
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},
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"id": "Y7QnYISpx0lx",
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"outputId": "0e112f96-2558-4720-e75d-b256c3e4708a"
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},
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"execution_count": 7,
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"outputs": [
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{
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"output_type": "stream",
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"name": "stdout",
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"text": [
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"1 ammu\n",
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"2 aji\n",
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"3 aju\n",
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"4 ammini\n"
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]
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}
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]
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},
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{
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"cell_type": "code",
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"source": [
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"for key,value in d_data.items():\n",
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" print(key,value)"
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],
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"metadata": {
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"colab": {
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"base_uri": "https://localhost:8080/"
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},
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"id": "Kduh4qfNyA4d",
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"outputId": "815a076e-ea65-4804-f84f-872949b23eb8"
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},
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"execution_count": 10,
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"outputs": [
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{
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"output_type": "stream",
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"name": "stdout",
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"text": [
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"1 ammu\n",
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"2 aji\n",
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"3 aju\n",
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"4 ammini\n"
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]
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}
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]
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},
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{
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"cell_type": "code",
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"source": [
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"print(d_data.items())"
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],
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"metadata": {
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"colab": {
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"base_uri": "https://localhost:8080/"
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},
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"id": "4FeMO3NpyNO6",
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"outputId": "a6e9f162-fe75-4ef3-95af-e1a4c0313404"
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},
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"execution_count": 11,
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"outputs": [
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{
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"output_type": "stream",
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"name": "stdout",
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"text": [
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"dict_items([(1, 'ammu'), (2, 'aji'), (3, 'aju'), (4, 'ammini')])\n"
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]
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}
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]
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},
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{
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"cell_type": "code",
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"source": [
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"d_data[9]=\"akkki\"\n",
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"print(d_data)"
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],
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"metadata": {
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"colab": {
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"base_uri": "https://localhost:8080/"
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},
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"id": "2__ddPcCyWMQ",
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"outputId": "801ddb8f-7138-4f2a-8a69-51753bbb0e7b"
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},
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"execution_count": 12,
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"outputs": [
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{
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"output_type": "stream",
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"name": "stdout",
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"text": [
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"{1: 'ammu', 2: 'aji', 3: 'aju', 4: 'ammini', 9: 'akkki'}\n"
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]
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}
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]
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},
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{
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"cell_type": "markdown",
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"source": [
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"# A **set** in Python is an unordered collection of unique elements. It is useful for removing duplicates and performing set operations like union, intersection, and difference."
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],
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"metadata": {
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"id": "An9QYOX3yyw2"
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}
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},
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{
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"cell_type": "code",
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"source": [
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"a=[1,8,3,22,6,22,8,2]\n",
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"print(a)\n",
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"b= set(a)\n",
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"print(b)"
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],
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"metadata": {
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"colab": {
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"base_uri": "https://localhost:8080/"
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},
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"id": "anybva2My3jm",
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"outputId": "d9f5cd78-53da-4e63-9651-bd830656de24"
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},
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"execution_count": 13,
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"outputs": [
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{
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"output_type": "stream",
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"name": "stdout",
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"text": [
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"[1, 8, 3, 22, 6, 22, 8, 2]\n",
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"{1, 2, 3, 6, 8, 22}\n"
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]
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}
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]
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}
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]
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}

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