Python Learning Journey 🐍

A comprehensive Python learning repository containing structured lessons, practical examples, and hands-on projects designed for mastering Python fundamentals and advanced concepts.

📚 Project Overview

This repository serves as a complete Python learning curriculum, organized into 13 progressive chapters that cover everything from basic syntax to advanced GUI development. Each chapter includes:

• PowerPoint presentations (.pptx) for theoretical concepts
• PDF notes for quick reference
• Practical code examples demonstrating real-world applications
• Progressive difficulty from beginner to intermediate level

🗂️ Repository Structure

Chapter 1: Introduction to Python (Chapter01_Introduction_to_Python)

• Python basics and environment setup
• First steps in Python programming
• Understanding the Python ecosystem

Chapter 2: Variables and Simple Data Types (Chapter02_Variables_and_Data_Types)

• Variable creation and manipulation
• Integer, float, and string data types
• Data type conversion
• String indexing and operations
• Example projects: Apple purchasing calculator, Alipay balance tracker

Chapter 3: Operators and Expressions (Chapter03_Operators_and_Expressions)

• Arithmetic, comparison, and logical operators
• Expression evaluation
• Operator precedence

Chapter 4: Conditional Statements (Chapter04_Conditional_Statements)

• if, elif, else statements
• Boolean logic
• Decision-making in programs

Chapter 5: Loops (Chapter05_Loops)

• for and while loops
• Loop control statements
• Nested loops and iteration patterns

Chapter 6: Composite Data Types (Chapter06_Composite_Data_Types)

• Lists, tuples, dictionaries, and sets
• Data structure manipulation
• Choosing the right data structure

Chapter 7: Exception Handling (Chapter07_Exception_Handling)

• try, except, finally blocks
• Error handling strategies
• Custom exceptions

Chapter 8: Functions (Chapter08_Functions)

• Function definition and calling
• Parameters and return values
• Variable scope and lifetime
• Lambda functions
• Featured project: Business Card Management System

Chapter 9: Modules (Chapter09_Modules)

• Importing and using modules
• Creating custom modules
• Package management

Chapter 10: File and I/O Operations (Chapter10_File_and_IO_Operations)

• File reading and writing
• CSV file handling
• Context managers (with statements)
• Featured project: Digital diary application

Chapter 11: Object-Oriented Programming (Chapter11_Object_Oriented_Programming)

• Classes and objects
• Instance and class attributes
• Methods (instance, class, static)
• Inheritance and polymorphism
• Encapsulation and magic methods
• Featured project: Student Management System

Chapter 12: GUI Development (Chapter12_GUI_Development)

• wxPython framework
• Window and widget creation
• Event handling
• Featured projects:
  • Lottery system
  • Fully functional calculator

Chapter 13: Practical Case Studies (Chapter13_Practical_Case_Studies)

• Real-world application development
• Integration of learned concepts
• Best practices implementation

🚀 Getting Started

Prerequisites

• Python 3.x installed on your system
• For GUI development (Chapter 12): pip install wxpython

How to Use This Repository

1. Sequential Learning: Start from Chapter 1 and progress through each chapter
2. Topic-Specific Study: Jump to specific chapters based on your learning needs
3. Hands-on Practice: Run the code examples in each chapter's code/ directory
4. Theory Review: Use the PowerPoint presentations and PDF notes for concept reinforcement

Running the Examples

# Navigate to any chapter's code directory
cd "Chapter02_Variables_and_Data_Types/code"

# Run any Python file
python code2-1-create_variables.py

🎯 Learning Objectives

By completing this course, you will:

• ✅ Master Python syntax and core programming concepts
• ✅ Understand data structures and their applications
• ✅ Implement error handling and debugging techniques
• ✅ Create modular and reusable code with functions and classes
• ✅ Develop object-oriented programming skills
• ✅ Build graphical user interfaces
• ✅ Handle file operations and data processing
• ✅ Apply Python to real-world problem solving

🛠️ Featured Projects

Business Card Management System

A console-based application demonstrating:

• Data structure usage (dictionaries and lists)
• Function organization
• User input handling
• CRUD operations

GUI Calculator

A fully functional calculator built with wxPython featuring:

• Event-driven programming
• GUI design principles
• Mathematical expression evaluation

Student Management System

An object-oriented application showcasing:

• Class design and inheritance
• Encapsulation principles
• Complex data management

📖 Study Tips

1. Practice Regularly: Code along with each example
2. Experiment: Modify the examples to test your understanding
3. Build Projects: Use the concepts to create your own applications
4. Review Notes: Use the PDF materials for quick concept reviews
5. Progressive Learning: Don't skip chapters - each builds on the previous

🤝 Contributing

This is a personal learning repository, but suggestions and improvements are welcome! Feel free to:

• Report issues with code examples
• Suggest additional practice problems
• Share your own learning experiences

📝 Notes

• All code examples are written in Python 3
• Comments and variable names are in Chinese for better understanding
• Each chapter builds progressively on previous concepts
• PowerPoint presentations provide visual learning support

📄 License

This project is created for educational purposes. Feel free to use it for your own Python learning journey!

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Happy Learning! 🎉

Remember: The best way to learn programming is by doing. Run the code, break it, fix it, and make it your own!