Learn what Flask is and why it's the perfect micro web framework for Python.
- What is Flask?
- Flask philosophy
- Micro framework concept
- Flask vs Django
- Installation and setup
- Virtual environments
- First Flask application
- Flask ecosystem
Understand Flask application structure and organization patterns.
- Application factory pattern
- Project structure
- Configuration management
- Environment variables
- Development vs production
- Package organization
- Module imports
- Best practices
Master Flask routing system and URL generation techniques.
- Route decorators
- Variable rules
- HTTP methods
- Route parameters
- URL building
- URL converters
- Route ordering
- Dynamic routes
Learn to handle HTTP requests and generate appropriate responses.
- Request object
- Form data handling
- Query parameters
- File uploads
- JSON requests
- Response objects
- Status codes
- Headers manipulation
Create dynamic HTML templates using Flask's Jinja2 template engine.
- Jinja2 syntax
- Template rendering
- Variable substitution
- Control structures
- Template inheritance
- Macros and includes
- Custom filters
- Template context
Manage static files like CSS, JavaScript, images, and other assets.
- Static file serving
- Asset organization
- URL generation for assets
- Static folder configuration
- Cache control
- Asset bundling
- CDN integration
- Performance optimization
Handle web forms and implement robust validation using WTForms.
- HTML forms
- WTForms integration
- Form classes
- Field types
- Validation rules
- CSRF protection
- Form rendering
- Error handling
Integrate databases using SQLAlchemy and Flask-SQLAlchemy.
- Flask-SQLAlchemy
- Database models
- Relationships
- Migrations
- Query operations
- Database sessions
- Connection pooling
- Performance optimization
Implement user authentication and session management.
- User registration
- Login/logout
- Password hashing
- Session management
- Flask-Login
- User roles
- Access control
- Security best practices
Create RESTful APIs using Flask and Flask-RESTful.
- REST principles
- Flask-RESTful
- Resource classes
- API endpoints
- JSON serialization
- Request parsing
- API versioning
- Documentation
Organize large applications using Flask Blueprints.
- Blueprint concept
- Creating blueprints
- Blueprint registration
- Modular design
- URL prefixes
- Blueprint templates
- Large app organization
- Code reusability
Test Flask applications and deploy them to production environments.
- Testing strategies
- Unit testing
- Test client
- Test databases
- Mocking
- Production deployment
- WSGI servers
- Performance monitoring