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Collection of simple Python projects for learning and practice.

A calculator implemented in three different ways:

• CLI - Command line interface
• GUI - Desktop app with Tkinter
• Web - Flask web application

# CLI Calculator
cd calculator/cli
python calculator.py
# GUI Calculator 
cd calculator/tkinter
python calculator_gui.py
# Web Calculator
cd calculator/web
pip install -r requirements.txt
python app.py
# Open: http://localhost:5000

A secure password generator implemented in two different ways:

• CLI - Command line interface with interactive mode
• GUI - Desktop app with Tkinter and modern interface

• Customizable password length (8-128 characters)
• Character type selection (uppercase, digits, symbols)
• Exclude ambiguous characters option
• Password strength analysis
• Multiple password generation
• Clipboard integration (GUI version)

# CLI Password Generator
cd password-generator/cli
python password_gen.py
# Interactive mode
python password_gen.py -i
# GUI Password Generator
cd password-generator/gui
pip install -r requirements.txt
python password_gui.py

A fun guessing game implemented in two different ways:

• CLI - Command line interface with interactive menu
• GUI - Desktop app with modern Tkinter interface

• Multiple difficulty levels (Easy, Medium, Hard, Expert)
• Smart hint system (direction, temperature, distance)
• Real-time performance tracking
• Game statistics and scoring
• Colorful feedback and emojis
• Time tracking and performance rating

• Easy: 1-50, 10 attempts
• Medium: 1-100, 7 attempts
• Hard: 1-200, 5 attempts
• Expert: 1-500, 8 attempts

# CLI Number Guessing Game
cd number-guessing-game/cli
python number_game.py
# GUI Number Guessing Game
cd number-guessing-game/gui
python number_game_gui.py

A task management application demonstrating SQLite database operations:

• CLI - Command line interface with comprehensive menu system
• GUI - Modern Tkinter interface with all CRUD operations

• SQLite Database Integration - Learn SQL operations hands-on
• CRUD Operations - Create, Read, Update, Delete tasks
• Advanced Filtering - View by status, search functionality
• Priority System - High, Medium, Low priority levels
• Statistics Dashboard - Task completion analytics
• Database Management - View database info and structure

• CREATE TABLE - Database schema design
• INSERT - Adding new records
• SELECT - Querying data with WHERE, ORDER BY
• UPDATE - Modifying existing records
• DELETE - Removing records
• AGGREGATION - COUNT, GROUP BY for statistics
• SEARCH - LIKE operator for text search

# CLI TODO App
cd todo-app/cli
python todo_cli.py
# GUI TODO App
cd todo-app/gui
python todo_gui.py
# Database demo (standalone)
cd todo-app
python database.py

A network performance testing application using Speedtest.net:

• CLI - Command line interface with detailed progress and history
• GUI - Modern Tkinter interface with real-time updates

• Download/Upload Speed Testing - Accurate bandwidth measurement
• Ping/Latency Testing - Network responsiveness measurement
• Real-time Progress - Live updates during testing
• Test History - Save and view previous test results
• Server Selection - Choose specific test servers
• Performance Analysis - Detailed speed ratings and recommendations
• Statistics Dashboard - Historical data analysis

• HTTP Requests - Network communication protocols
• Threading - Background operations without blocking UI
• Progress Callbacks - Real-time status updates
• JSON Storage - Data persistence for test history
• API Integration - Using external services (Speedtest.net)

# Install dependencies first
cd speedtest-app
pip install -r requirements.txt
# CLI Speed Test
cd cli
python speedtest_cli.py
# GUI Speed Test
cd ../gui
python speedtest_gui.py
# Core module demo
cd ..
python speedtest_core.py

A creative CLI tool for converting text and images to ASCII art:

• Text to ASCII - Transform text using various artistic fonts
• Image to ASCII - Convert images to character-based art

• Multiple Font Styles - 25+ figlet fonts (slant, big, block, bubble, etc.)
• Character Set Options - Detailed, simple, classic, minimal character sets
• Image Processing - Convert JPG, PNG, and other formats to ASCII
• Customizable Output - Adjustable width, border options
• File Export - Save ASCII art to text files
• Preview Functions - Preview fonts and character sets before converting

• Basic: Simple text to ASCII art
• Styled: Custom fonts and decorative borders
• Sized: Adjustable width for different displays

• Photos: Convert portraits and landscapes
• Logos: Transform brand graphics to text art
• Icons: Create ASCII versions of symbols

# Install dependencies
cd ascii-art-generator
pip install -r requirements.txt
# Convert text to ASCII art
python ascii_generator.py text "Hello World"
python ascii_generator.py text "Python" --font big --width 120
# Convert image to ASCII art
python ascii_generator.py image photo.jpg --width 100
python ascii_generator.py image logo.png --chars simple --banner
# Preview available options
python ascii_generator.py --list-fonts
python ascii_generator.py --list-chars
python ascii_generator.py --preview-fonts "ABC"
# Save to file
python ascii_generator.py text "Save Me" --output my_art.txt
# Get detailed help
python ascii_generator.py --help-detailed

A complete full-stack web application demonstrating modern API development:

• Backend - Flask API with JWT authentication and SQLite database
• Frontend - Modern vanilla JavaScript with responsive design

• JWT Authentication - Secure token-based login system
• User Registration - Account creation with validation
• Profile Management - Edit username, email, and avatar
• Avatar Upload - Image processing and storage
• Admin Dashboard - User statistics and activity logs
• Server Logging - Comprehensive activity tracking
• Real-time Updates - Live dashboard data

• POST /api/register - User registration
• POST /api/login - User authentication
• GET /api/profile - Get user profile
• PUT /api/profile - Update profile information
• POST /api/upload-avatar - Profile picture upload
• GET /api/logs - Server activity logs
• GET /api/stats - User statistics

• Single Page Application - No page reloads
• Responsive Design - Works on all devices
• Modern UI/UX - Clean, professional interface
• Form Validation - Client and server-side validation
• File Upload - Drag & drop avatar upload
• Real-time Alerts - User feedback system

• Password Hashing - bcrypt encryption
• JWT Tokens - Secure authentication
• Input Validation - SQL injection prevention
• File Validation - Safe image uploads
• CORS Configuration - Cross-origin protection

# Install dependencies
cd user-management-api
pip install -r requirements.txt
# Start backend server
cd backend
python app.py
# Backend: http://localhost:5000
# Start frontend (new terminal)
cd ../frontend
python -m http.server 3000
# Frontend: http://localhost:3000
# Test API with cURL
curl -X POST http://localhost:5000/api/register \
 -H "Content-Type: application/json" \
 -d '{"username":"test","email":"test@example.com","password":"password123"}'

• Python 3.7+ (Required for all projects)
• Flask - Web calculator, User management API
• pyperclip - GUI password generator clipboard features
• speedtest-cli - Internet speed test functionality
• Pillow - ASCII art generator image processing, User API avatar processing
• pyfiglet - ASCII art generator text styling
• bcrypt - User management API password hashing
• PyJWT - User management API authentication
• Flask-CORS - User management API cross-origin requests

# Install all project dependencies at once
pip install flask pyperclip speedtest-cli Pillow pyfiglet bcrypt PyJWT Flask-CORS

This repository demonstrates progressive Python concepts:

• Multiple Implementation Approaches - Same functionality, different technologies
• GUI Development - Desktop applications with Tkinter
• Web Development - Full-stack applications with Flask
• CLI Applications - Command-line interfaces and argument parsing
• Database Programming - SQLite integration and SQL operations
• Network Programming - HTTP requests and API integration
• Threading - Background operations and real-time updates
• CRUD Operations - Create, Read, Update, Delete data patterns
• API Development - RESTful API design and implementation
• Authentication & Security - JWT tokens, password hashing, CORS
• Frontend-Backend Integration - Full-stack communication patterns
• Code Organization - Clean project structure and best practices
• Security Practices - Safe input handling and validation

1. Clone the repository

   git clone https://github.com/Efeckc17/simple-example-projects-in-Python.git
   cd simple-example-projects-in-Python

2. Install dependencies

   pip install flask pyperclip speedtest-cli Pillow pyfiglet bcrypt PyJWT Flask-CORS

3. Pick a project from the table above and follow the specific instructions!

MIT License

If you find this repository helpful for learning Python, please:

⭐ Star the repository - Show your support!
🍴 Fork it - Create your own version
🐛 Report issues - Help us improve
💡 Suggest features - Share your ideas

• GitHub: @Efeckc17
• Repository: simple-example-projects-in-Python

⭐ Star this repo if you find it useful for learning Python!