Python contact list program. Let's take an example to merge two lists using + operator.

Python contact list program The contacts will be a name associated with an address You are provided with a dictionary to start with. Dive into solving an issue with your Python `Contact List` program where user inputs don't match appended object attributes. Whether you are working with simple lists, dictionaries, or need to handle more complex formatting requirements such as custom delimiters or quoting characters, the csv. Dec 4, 2024 · Project Overview: I recently developed a Python-based Contact Book application that allows users to manage their contacts seamlessly. Have you ever wanted to create a contact book application to store and manage your contacts? In this blog post, we will explore how to build a contact book using Python, PyQt, and SQLite. Whether you’re handling a small list of friends or a large database of business clients, an organized system is key to keeping everything in check. This often happens when data is exported from databases, APIs, or CSV files, where lists are serialized into strings for storage. Implementation suggestions include using a dictionary to store the contacts, with detailed Python code provided to demonstrate how such a program might work. - Add a new function to delete a dictionary entry - The values for searching the dictionary entry by name are hard coded inside the program. Learn how to create a contact list in Python with this step-by-step guide. The program allows a user to add, update, delete, and view contacts. TestHarness. You've effectively developed a simple Python-based to-do list program. If found, the program should then display the subscript location, first name, last name, and phone number. The search query on a string ‘ str ’ displays all the contacts which prefixes as ‘ str ’. This tutorial is about contact management system project for beginners using Python. The tutor list offers interactive help. Python Contacts List Program This is a simple Python program that allows you to manage a contacts list. Developers can refer to this topic for practical insights into building database-driven GUI applications, enhancing their skills in PyQt Apr 28, 2025 · Sometimes, you may have a list of data and a separate list of indexes and the goal is to extract only the elements at those specific positions. How to save pyth CODE IN PYTHON 9. 1 day ago · In Python, lists are versatile data structures used to store collections of items. 5 or later. The user can search or add contacts. In this video, we’ll walk through building a Contact Book App in Python from scratch! Learn how to create, update, view the total number of contacts, search for specific entries, and delete Apr 3, 2020 · The student is essentially asking for a simple contact list program which stores names and phone numbers and retrieves a phone number when a name is provided. A simple Python application that combines a dictionary and a contact book, allowing users to add, search, delete, and display words and contacts easily. 💡 Features Add new contacts with name and number Delete existing contacts by name Search for a contact's number View the updated contact list after each operation Simple and easy-to-use CLI 🧾 Example Usage text Copy Edit Enter what do The Contact Book project is a simple yet effective Python application designed to manage personal or professional contacts. This project showcases basic Python program 9. For example, you might have a list with integers, strings, custom class instances, and other objects, and need to filter 1 day ago · Python’s dynamic typing system offers flexibility, allowing variables to hold values of any type at runtime. This exercise contains 10 Python list questions with solutions. Lists are created using square brackets: Jan 3, 2025 · This use case focuses on creating a Contact Management System using Python. While there are plenty of contact management software options available, building your own contact management system in Python Jul 12, 2025 · Writing CSV files in Python is a straightforward and flexible process, thanks to the csv module. py). , tracking repeated user inputs) or accidental (e. Jul 15, 2025 · The task of checking for a sublist in a list in Python involves determining whether a given sequence of elements (sublist) appears consecutively within a larger list. Write a python phone contact list program that stores, retrieves, and modifies contact information. Very good python tuto In Python please, Thanks. The app allows users to enter names and phone numbers and saves the list to a text file. In this tutorial we will learn to code a simple Python console based contact book/contact management system. Jan 16, 2021 · In this article, I'll walk you through how to create a contact book with Python. py Mar 2, 2023 · Given a list of contacts that exist in a phone directory. May 23, 2025 · This Python list exercise contains list programs and questions for practice. Talking about the system, it contains all the required functions which include adding, viewing start with this code and copy/paste it into a new sandbox program. Jul 4, 2022 · Our task is to implement a smartphone directory that collects contact data from the user until the user prompts the program to. Before starting to learn python we need to install python on our system. This is a common problem in programming, particularly in data processing and pattern matching. These basic concepts are fundamentals that anyone who learns programming should Repository of every assignment in Spring 2021 Comp. org website hosts usage questions and answers from the Python community. 📇 Python Contacts List — A simple desktop contact manager built with Python and Tkinter, allowing you to add, edit, and delete contacts stored as . This project helps users store, update, and delete contact details like name, address, gender, and phone number, all within a simple GUI created using the Tkinter module. support python sales django marketing-automation crm email-marketing django-framework task-list team customer todoapp crm-system contacts-app todo-list django-project task-management customer-segmentation crm-platform django-crm Updated 16 hours ago Python ##A contact list is a place where you can store a specific contact with other associated information such as a phone number, email address, birthday, etc. This project is an excellent way to practice basic Python skills, such as working with functions, loops, conditional statements, and dictionaries. This is particularly useful for visualizing your connections in tools like Obsidian, where you can create graphs displaying relationships between people This is a Contact List program I created using Python with tkinter module and SQLite3 database. Create a contacts module to meet the following requirements: i. Contact Management in Python Managing contacts efficiently is essential for both personal and professional purposes. Nov 12, 2025 · The South Florida Water Management District's Python Elimination Program announced its October winners. 9 can be used to merge dictionaries. May 17, 2022 · } } We’re using Python Dictionary to store the contact list because it’s easy to read and it has many built-in methods we can use to help us make the CRUD Functionality. 9+) | operator introduced in Python 3. This project demonstrates fundamental Python concepts like classes, functions, user input, and control flow, making it an excellent example for beginners looking to enhance their programming skills. After this, we will load our excel sheet Example. In this tutorial, we will learn about the linked list data structure and its implementations in Python, Java, C, and C++. Python3 Contact Management System project is written in Python. 5 days ago · Learn Python online: Python tutorials for developers of all skill levels, Python books and courses, Python news, code examples, articles, and more. Here is my code. , data entry errors). Mar 17, 2022 · In this Python tutorial, we'll learn how to build a terminal application (CLI app) to manage our contact book. Finally, it's generally considered bad practice to use global data like that. A typical approach to this problem would involve associative arrays or dictionaries commonly used in programming. While this flexibility is powerful, it can sometimes lead to uncertainty—especially when working with collections like lists that may contain mixed object types. With this application, users can add, view, delete, and search for contacts, while ensuring that phone numbers are properly validated. 2. A contact manager in Python allows users to store, retrieve, update, and delete contact information such as names, phone numbers, emails, etc. 1 day ago · Python’s dynamic typing system offers flexibility, allowing variables to hold values of any type at runtime. db' exists. This Python program uses Openpyxl which is a Python Library for reading and writing Excel files. I made it as a small project for my college assignment. , "[1, 2, 3]" instead of an actual Python list [1, 2, 3]). Contact Book with Python programming language. This guide will walk you through establishing a basic contact list with functionalities to add and display contacts. The Python Help category of the discuss. These can save time by having less code to May 25, 2022 · After following this tutorial, we successfully created a contact book application that consists of a CRUD (Create, Read, Update, and Delete) functionality. For example, given a list [10, 20, 30, 40, 50] and a list of indexes [1, 3, 4], you want to retrieve [20, 40, 50] the values at those index positions in the original list. txt files in a local contacts/ folder. ii. A contact list is a place where you can store a specific contact with other associated information such as a phone number, email address, birthday, etc. Includes ability to add, edit, delete a contact with their names, email, phone number and address. It allows users to create, read, update, and delete contacts, simulating a simple contact management system. While this structure is intuitive for storage, analyzing or processing the data often requires Jan 14, 2022 · I'm trying to make a basic contact information book with python. This endeavor familiarizes you with essential programming principles like lists, user input management, control flow, and file handling. , `"apple,banana,orange"`) into a list of individual elements. joined_list = [item for list_ in [list_one, list_two] for item in list_] It has all the advantages of the newest approach of using Additional Unpacking Generalizations - i. Get the insights you need to fix May 2, 2023 · In conclusion, the Contact Book project in Python is a simple but useful application for managing a list of contacts. Save Contacts to CSV and retrieve information! Great project for beginners! Build a working app for saving contacts using pysinplegui . Jul 4, 2014 · As others have mentioned, using the name list as a variable is also a bad idea, because it hides the built-in list. This is a simple command line interface for a contact list program using Python and SQLite3. That list is followed by a name, and your program should output the phone number associated with 3 days ago · In Python, lists of dictionaries are a common data structure for storing nested or hierarchical data—think API responses, JSON payloads, or parsed CSV/Excel data. 19 LAB: Contact list A contact list is a place where you can store a specific contact with other associated information such as a phone number, email address, birthday, etc. The task is to implement a search query for the phone directory. But I don't quite understand how to do it using dictionaries, if I had it This Python contact book program saves user input as a contact book description and retrieves it as search results. This section contains solved Python programs on Lists (like, creating lists, retrieving data from the lists, change the existing values of list items, removing the list items, etc. This program was built using only Python language. Fast, offline, and beginner-friendly. Jul 23, 2025 · Python provides various methods, such as count (), dictionary-based counting, and list comprehensions, to efficiently handle counting operations. py :use to run and test Contact. The purpose of the system is to organize the list of all available contacts such as by inputting names and contact numbers. Write a Python program that performs as a Tufty Titan Contact List which contains a list of contacts that can be modified or deleted. Mar 28, 2022 · Learn how to create a contact management system project in python with mysql. Learn how to create a contact management system in Python. Let's take an example to merge two lists using + operator. [PYTHON] Here is how it should look: Specifications: - Use a list of lists to store the data for the contacts. Oct 24, 2025 · Python provides several ways to iterate over list. Whether you're a beginner or an experienced This Python application provides a graphical user interface (GUI) for managing contacts. Contact List Manager The Contact List Manager is a Python program that allows you to manage your contacts efficiently. For example, you might have a list with integers, strings, custom class instances, and other objects, and need to filter 1 day ago · In Python, working with strings and lists is a fundamental skill for tasks like data parsing, input handling, and text processing. The simplest way to merge two lists is by using the + operator. This project not only honed my coding skills but also deepened my understanding of Python’s functionalities and data handling techniques. In this step-by-step project, you'll build a minimal contact book application using Python, with PyQt to build the application's GUI and SQLite to handle the database. Detecting duplicates is a common task in programming—whether you’re validating user data, cleaning datasets, or ensuring uniqueness in a list Solve in Python: A contact list is a place where you can store a specific contact with other associated information such as a phone number, email address, birthday, etc. 19 LAB: Contact list at main · tylerpatterson776/CS1500 Jul 22, 2025 · A command-line-based Contact Book application developed using Python and MySQL, designed to efficiently store, retrieve, and manage contact details. For example, if the input is [1, 2, 3, 4], the Dec 12, 2023 · We would like to show you a description here but the site won’t allow us. Example: Print all elements in the list one by one using for loop. Users can perform operations like adding new contacts, viewing the contact list, searching for contacts, updating contact details, and deleting contacts. That list is followed by a name, and your program should output the phone number associated with that name. In this tutorial, you’ll create a contact book application with a text-based interface (TUI) based on Python and Textual. Lists are one of 4 built-in data types in Python used to store collections of data, the other 3 are Tuple, Set, and Dictionary, all with different qualities and usage. The program allows the user to add, search, update, and delete contacts from a CSV file. The program is for basic billing where shopkeeper can enter items and get total bill. These strings are common for storing simple lists of items, but to work with individual elements (like selecting one randomly), you’ll first need to convert the string into a **list Computer Science Computer Science questions and answers Python A contact list is a place where you can store a specific contact with other associated information such as a phone number, email address, birthday, etc. The program provides basic functionality for adding, listing, searching, and deleting contacts. Write a program that first takes in word pairs that consist of a name and a phone number (both strings), separated by a comma. This collection of Python programs covers different ways to count elements in lists, including counting occurrences, matching elements, frequency analysis, and sorting based on count conditions. 📇 Contact List A simple command-line contact list manager written in Python. We‘ll use some excellent Python libraries – Typer, Rich and TinyDB that make building terminal applications a breeze. This blog will guide you through converting `for` loop print output into a list, with clear examples, alternatives, and common pitfalls to avoid. Two solutions: dictionary-based and class-based. To allow entry of Name and Phone number info and to store input info in text file (even if text file doesn't exist) - Input user data using two separate input statements, and 'write' the data to a file - Suggest using a function for this 2. This app allows users to add, view, search, and delete contacts by interacting through a terminal interface. A python program for a contact book This project includes a step by step process on how we created a contact book we made sure that each function which was the add contact, update,delete,search and view all contacts were present Aug 23, 2024 · Building a contact book application is a great way to learn Python by creating a practical and useful program. By Feb 25, 2020 · This task involves creating a basic contact list to store names and phone numbers, and then searching for a phone number by a given name. Apr 22, 2022 · A contact list is a place where you can store a specific contact with other associated information such as a phone number, email address, birthday, etc. This class should be designed with data member for each contact attribute The mission of the Python Software Foundation is to promote, protect, and advance the Python programming language, and to support and facilitate the growth of a diverse and international community of Python programmers. , `"apple banana cherry"` or `"Alice Bob Charlie"`). It details how to collect user input and retrieve a phone number based on a name search. Programmers have to type relatively less and indentation requirements of the language makes them readable all the time. Python lists store multiple data together in a single variable. The program should contain the following components: contact module (contact. A contact list is a place you can store a specific contact with other associated information such as phone number, email address, birthday, etc. py: main program file for the Contact List system. Write a program that first takes in word pairs that consist of a name and a phone number (both strings). It uses a dictionary to store contact details with names as keys. For instance, in Python, the program would look something like this: Create a program that a user can use to manage the primary email address and phone number for a contact. This class will define the structure of a contact. Includes detailed comments, explanations, and example code. This page contains examples of basic concepts of Python programming like loops, functions, native datatypes and so on. For example, if we have a list [5, 6, 3, 8, 2, 1, 7, 1] and a sublist [8, 2, 1], we need to check if the exact sequence [8, 2, 1 . Look to your to-do list for ideas… Jan 26, 2025 · In the digital age, managing contacts efficiently is crucial. Python, with its simplicity and versatility, provides an excellent platform to build a contact manager application. This blog will take you through the fundamental concepts, usage methods This video explains about building a simple contact book project using dictionary in Python. That list is followed by a name, and your program should output the phone number associated with Python Contact List Search Array The program should ask the user to enter a first name and then search the phone array to determine if the name is in the array and, if it exists, provide the number of the subscript location. Aug 20, 2023 · Building a contacts list application in Python involves creating a graphical user interface (GUI) using PyQt and storing data in an SQLite database. Jul 12, 2025 · Python is a widely-used general-purpose, high-level programming language. Nov 1, 2025 · Let’s explore different methods to merge or concatenate two dictionaries in Python. Question: python assignment Write a contact list program using a hash data structure. A command-line Contact Book application built in Python using dictionaries. 6 days ago · If you’ve ever worked with text data in Python, you’ve likely encountered **space-delimited strings**—strings where items are separated by spaces (e. writer and csv. py) : should contain a class, Contact. com Apr 22, 2025 · In this project, you’ll build a basic contact list manager using Python. Nov 30, 2022 · A university project in which a Content Management System (CMS) is designed with Python and PyQT5. Hunter Donna Kalil captured the most pythons in October with 21, earning her a bonus award. Question: PYTHON - The contact list currently has only 8 entries, add two more entities to the contact list. md file format. a program that first takes in word pairs that consist of a name and a phone number (both strings), separated by a comma. May 18, 2017 · In this tutorial we will create a Simple Contact List Using Python. This Contact Management System is a Python program that can manage the list of contact information. For example, if the input is [1, 2, 3, 4], the Jul 23, 2025 · Python Codde to get sheet names using Openpyxl First, we need to import the openpyxl library. The Jan 31, 2025 · Learn to program with this free Python tutorial for beginners. This project demonstrates real-world database connectivity, robust CRUD operations, and Python programming concepts in action. In this project, we’ll build our own contact book using the python programming language. Aug 27, 2020 · Creating a “contacts list” API with Flask and Python 3 Hello and welcome to the third installment of the “Great Tech Made Easy” series! In this tutorial, we’re going to be standing up a … Shop Management System This is a simple shop billing program written in python. It allows users to manage contacts by adding, updating, removing, searching, filtering, and sorting them. This method allows us to access each element in the list directly. Then by using the function sheetnames we can get a list of names of all the sub sheets that are present in the main sheet. The program uses two main classes: DSAContact and ContactList #Dependencies python3 # Code(file) Contact. This application allows users to manage their contacts efficiently with features for adding, viewing, searching, updating, and deleting contact information The contact book Python application is a simple yet effective tool for managing personal contacts. Beginners find Python a clean syntax and indentation structure based, and it is easy to learn because of its less semi colon problem. ii Introduction to Data Science with Python Join Harvard University instructor Pavlos Protopapas in this online course to learn how to use Python to harness and analyze data. Now, let’s create a function that will show us an interface for the contact list. Add a comment at the top of the file which indicates your name, date and the purpose of the file. Use JSON for persistent storage, manage contacts with CRUD operations, and build programming skills. We'll use Typer for building the CLI app, Rich for a colorized terminal output, and TinyDB for the database. This project will allow you to store contact information such as names, phone numbers, and email addresses in a database and provide an intuitive user interface for adding, editing, and viewing contacts. 8 LAB: Contact List (dictionaries) Write a program that simulates maintaining a list of contacts. Let’s explore different methods to do this efficiently. 6. 18 "LAB Contact List" from zyBook's online book titled "Programming in Python 3" for our course "ITS 128: Introduction to Problem Solving and the Contact Manager A simple Python-based contact management system that allows users to add, search, and display contacts. Introduction Applications Input and Output Variables Operators Quiz: Basics, I/O 📇 Python Contacts List — A simple desktop contact manager built with Python and Tkinter, allowing you to add, edit, and delete contacts stored as . This application was created using the basic concepts of the Python programming language, such as Variables, Data Types, Looping, Exception, and Function. xlsx. 1 day ago · Storing loop outputs in a **list** is far more practical—lists allow you to manipulate data (sort, filter, compute statistics) and pass it to other functions. - GitHub - Jul 23, 2025 · In today's video, I built a simple but powerful Contact Book app using Python dictionaries! 📱📒 This project helped me practice: Storing data using key-value pairs Adding, searching, deleting Aug 19, 2021 · This Python script enables the download of Google contacts using the Google People API and converts each contact into a . The Contact Management System is a Python-based application designed to manage and organize a list of contacts efficiently. This will be a great start for Python beginners. The project file contains a python script (index. This is a simple Console based system project which is very easy to understand and use. In this comprehensive guide, we will build a full-featured contact book app from scratch using Python. txt. To sort words in alphabetical order in Python, we can use the sorted() function or the sort() method, both of which can sort a list of strings in ascending order. Learn how to create a contact list in Python using a class and functions. Sci 1500 (python) - CS1500/8. One special property of the search function is that when a user searches for a contact from the contact list then suggestions (Contacts with prefix as the string entered so 6. py . In this article, we will explore different methods to merge lists with their use cases. Sep 16, 2025 · Learn to create a contact book program in Python. Easily add, delete, and search contacts using a clean menu-based interface. It's free, easy to read and lets you practice with in-browser code examples. List Lists are used to store multiple items in a single variable. A linked list is a random access data structure. It is a fundamental program that shows how simple logic works using arrays, loops, and conditional statements. Welcome to the ultimate Python Contacts App tutorial! In this step-by-step guide, you'll learn how to create a robust contact manager using Python. # Requirement 4: The user should have the option to edit (append) # a contact from their contact list # Requirement 5: After this ask the user if they want to print the list, Jul 11, 2025 · We are given a list of numbers and our task is to check whether the list is sorted in increasing or decreasing order. python. You can put the contact list on the top of your code to make the code looks more organized. Technologies Used: Python: For implementing core application logic. The program first checks if a database file 'contacts. Python is a widely used advance-level programming language for a general technique to the developer. modify this program by adding a menu that gives the user a choice of:>viewing the list>adding a new contact modify the program so that it asks for their instagram in addition to name, phone and email. Python programs generally are smaller than other programming languages like Java. Create a file named contacts. - Provide starting data for two or more contacts. A frequent task is to concatenate these "list-like strings" from a Pandas column into a single Jul 11, 2025 · Python provides several approaches to merge two lists. 📒 Contact Book (Python CLI App) A simple command-line contact book written in Python using lists and dictionaries. ), practice these list programs to enhance the Python programming skills working on multiple values stored in a single variable. This simple Python application allows you to manage your contacts by providing features to add, view, and remove contact entries. To store the contact data, your app will use an SQLite database. g. It demonstrates how to store, retrieve, and manage contact details using a simple and intuitive interface. 1. Dec 12, 2023 · We would like to show you a description here but the site won’t allow us. This conversion is useful for everything from parsing user input Python Contact List Search Array The program should ask the user to enter a first name and then search the phone array to determine if the name is in the array and, if it exists, provide the number of the subscript location. It creates a new dictionary without modifying the original dictionary. Contact data refers to the contact's name, phone number, date-of-birth, a category that contact belongs to (Friends, Family, Work, Other), e-mail address. Feb 17, 2020 · The question asks for a Python program to emulate a rudimentary 'contact list'. Each node of a linked list includes the link to the next node. e. See full list on github. The example code provided demonstrates the implementation clearly. Nov 5, 2025 · In this section, we’ll cover the basics of Python programming, including installing Python, writing first program, understanding comments and working with variables, keywords and operators. Nov 21, 2024 · In this comprehensive 3k word tutorial, you‘ll join me in building a full-featured contact book application step-by-step using Python. Feb 3, 2020 · The question involves creating a Python program to manage a contact list using a dictionary to map names to phone numbers. The answer involves creating a dictionary, taking & storing inputs of names & numbers into the dictionary, and then retrieving the phone number associated with an inputted name. # Requirement 2: This contact list must be stored in a python list (array) # Requirement 3: This python list will then be written to a text file # called contacts. Jun 3, 2016 · I'm trying to create an contact book indexed by 'nickname' that allows the user to save a persons name, address and number. However, Python programs can be made more concise using some one-liner codes. This class should be designed with data member for each contact attribute In this video we are looking at Chapter 8. In this tutorial, you’ll learn how to: A contact book is used to store some person’s contacts like name, phone number etc. In context, this is a basic database operation. For example, you might have a list where each dictionary represents a "person" with nested details like `address` or `contacts`. The simplest and the most common way to iterate over a list is to use a for loop. DictWriter classes provide the tools you need. Jan 16, 2025 · Introduction A contact book is a digital application used to store, retrieve, update, and delete contact information. This entry provides guidance and code snippets for developing a contacts list using PyQt, SQLite, and Python. You can create, edit, delete, search, and organize your contacts into groups such as friends and family. 1 day ago · In data analysis, it’s common to encounter datasets where lists are stored as string representations (e. The contact book stores all the information in a JSON file, making Introduction This Contact Book Management project is a command-line application written in Python. Unlike sets, lists allow duplicate elements, which can be intentional in some cases (e. Understand the Contact class and its attributes, and explore functions to create and display contact details. In this tutorial, we will learn about Python lists (creating lists, changing list items, removing items, and other list operations) with the help of examples. One common scenario you’ll encounter is converting a **comma-delimited string** (a string where elements are separated by commas, e. Got a Python problem or question? First check the Python FAQs, with answers to many common, general Python questions. you can concatenate an arbitrary number of different iterables (for example, lists, tuples, ranges, and generators) that way - and it's not limited to Python 3. Jul 23, 2025 · The program should display the sorted list of words, ensuring that the sorting is case-insensitive. A user can add contacts to a contact list and that data will be written to an Excel file. This tutorial provides step-by-step instructions and example code. # Contact List This program provides a contact management system implemented in Python. Creating a contact list program in Python involves setting up a simple application that allows users to store, view, and manage their contacts. Apr 3, 2020 · The student is essentially asking for a simple contact list program which stores names and phone numbers and retrieves a phone number when a name is provided. Here, we used the tkinter library to create the user interface. The program should allow 2 options: 1. Using | Operator (Python 3. Jul 12, 2025 · Problem Statement: Write a program to build a simple Student Management System using Python which can perform the following operations: Accept Display Search Delete Update Prerequisite: Classes and objects in python Approach: Below is the approach to doing the above operations: Accept - This method takes details from the user like name, roll number, and marks for two different subjects This is a simple command line interface for a contact list program using Python and SQLite3. 6 LAB: Contact list A contact list is a place where you can store a specific contact with other associated information such as a phone number, email address, birthday, etc. The objective of this program is to give users an easy way to maintain their contact list, leveraging Python's simplicity and versatility. yrned hqeu gpkwbqd dltl ofxqbms ranbbs ryc jufin ioxf yrwla fdoqx rqxhrz xmkqnr kofdr vglrgev