day #43 sanic sqlite

workspace/7_framework/sanic/README.md

@@ -78,6 +78,16 @@ sanic/
 │   │   └── error_handlers.py
 │   ├── main.py
 │   └── README.md
+├── day3_sqlite/             # Advanced Sanic with database integration
+│   ├── app/
+│   │   ├── __init__.py
+│   │   ├── routes.py
+│   │   ├── database.py
+│   │   ├── error_handlers.py
+│   │   └── config.py
+│   ├── main.py
+│   ├── requirements.txt
+│   └── README.md
 └── README.md          # This file
 ```
 
@@ -120,15 +130,21 @@ async def handler(request):
 
 Sanic is designed for speed. Here's how it compares to other Python frameworks:
 
-| Framework | Requests/sec | Relative Speed |
-|-----------|-------------|----------------|
-| Sanic     | ~40,000     | 1.0x          |
-| FastAPI   | ~30,000     | 0.75x         |
-| Flask     | ~5,000      | 0.125x        |
-| Django    | ~3,000      | 0.075x        |
+| Framework | Requests/sec | Relative Speed | Use Case |
+|-----------|-------------|----------------|----------|
+| Sanic     | ~40,000     | 1.0x          | High-performance APIs, real-time apps |
+| FastAPI   | ~30,000     | 0.75x         | Modern APIs with auto-documentation |
+| Flask     | ~5,000      | 0.125x        | Simple web apps, prototyping |
+| Django    | ~3,000      | 0.075x        | Full-featured web applications |
 
 *Note: Performance varies based on application complexity and server configuration*
 
+### Day 3 Performance Features
+- **Database Connection Pooling**: Efficient async SQLite operations
+- **HTTP Client Optimization**: Connection reuse and timeout management
+- **Memory Management**: Proper resource cleanup and cursor handling
+- **Configuration Caching**: Environment-based settings loaded once
+
 ## When to Use Sanic
 
 ### Good For:
@@ -150,8 +166,11 @@ Sanic is designed for speed. Here's how it compares to other Python frameworks:
 3. **Practice Routing** - Try different route patterns
 4. **Learn Intermediate Concepts** - Explore the `day2_intermediate/` directory
 5. **Add Middleware** - Implement request/response processing
-6. **Database Integration** - Connect to databases with async drivers
-7. **Production Deployment** - Learn deployment strategies
+6. **Master Advanced Features** - Explore the `day3_sqlite/` directory
+7. **Database Integration** - Learn async SQLite operations and data persistence
+8. **External Service Integration** - Make HTTP requests to external APIs
+9. **Configuration Management** - Implement environment-based configuration
+10. **Production Deployment** - Learn deployment strategies and monitoring
 
 ## Resources
 
@@ -185,6 +204,16 @@ The examples in this directory use Sanic 22.3.0, which provides:
 - Application lifecycle listeners
 - Multi-worker deployment
 
+### Day 3 - Advanced Features (`day3_sqlite/`)
+- **Query Parameters**: Handle URL query parameters with validation
+- **Typed Route Parameters**: Automatic type conversion and validation
+- **JSON Validation**: Robust request body validation with detailed error messages
+- **Async HTTP Client**: External API calls with httpx and comprehensive error handling
+- **Async SQLite Integration**: Complete database operations with aiosqlite
+- **Configuration Management**: Environment-based configuration with dataclasses
+- **Enhanced Logging**: Structured logging throughout the application
+- **Production Patterns**: Error handling, resource management, and security best practices
+
 ## Getting Started
 
 1. **Begin with Day 1**: Navigate to the `day1_basic/` directory
@@ -193,6 +222,34 @@ The examples in this directory use Sanic 22.3.0, which provides:
 4. **Progress to Day 2**: Navigate to the `day2_intermediate/` directory
 5. Follow the setup instructions in `day2_intermediate/README.md`
 6. Explore middleware, error handling, and blueprints
-7. Experiment with the code to understand how it works
+7. **Advance to Day 3**: Navigate to the `day3_sqlite/` directory
+8. Follow the setup instructions in `day3_sqlite/README.md`
+9. Learn database integration, external APIs, and advanced validation
+10. Practice with query parameters, typed routes, and JSON validation
+11. Experiment with the configuration system and logging
+12. Test all endpoints and error handling scenarios
+
+## Tutorial Progression Comparison
+
+| Feature | Day 1 | Day 2 | Day 3 |
+|---------|-------|-------|-------|
+| **Routing** | Basic GET/POST | Blueprints | Query params, typed routes |
+| **Responses** | Text, JSON | Custom headers | Enhanced validation |
+| **Error Handling** | Basic exceptions | Centralized handlers | Comprehensive logging |
+| **Architecture** | Simple structure | Middleware, listeners | Configuration management |
+| **Data Storage** | In-memory | None | Async SQLite database |
+| **External Services** | None | None | HTTP client with httpx |
+| **Configuration** | Hardcoded | Basic setup | Environment-based |
+| **Logging** | Print statements | Basic logging | Structured logging |
+| **Production Ready** | Development only | Multi-worker | Full production patterns |
+| **Complexity** | Beginner | Intermediate | Advanced |
+
+### Learning Path Summary
+
+- **Day 1**: Master the fundamentals of Sanic routing, responses, and async concepts
+- **Day 2**: Learn application organization with middleware, blueprints, and error handling
+- **Day 3**: Build production-ready applications with databases, external APIs, and proper configuration
+
+Each tutorial builds upon the previous one, creating a comprehensive learning experience that takes you from basic concepts to advanced production patterns.
 
 Happy coding with Sanic!