Type Hints
Python type hints, type checking, and static analysis with mypy
Python type hints, type checking, and static analysis with mypy
Python Type Hints Skill
Overview
Master Python type hints for better code quality, IDE support, and static type checking with mypy.
Topics Covered
Basic Type Hints
- Variable annotations
- Function signatures
- Return types
- Optional types
- Union types
Advanced Typing
- Generic types
- TypeVar and ParamSpec
- Protocol and structural typing
- Literal types
- TypedDict
Type Checking
- mypy configuration
- Strict mode settings
- Type ignore comments
- Stub files (.pyi)
- Type coverage
Runtime Types
- typing_extensions
- Pydantic validation
- Runtime type checking
- Dataclasses with types
- attrs integration
Best Practices
- Gradual typing strategy
- Third-party type stubs
- CI type checking
- Documentation with types
- Type-driven development
Prerequisites
- Python fundamentals
- OOP concepts
Learning Outcomes
- Write type-annotated code
- Configure mypy properly
- Use generic types
- Implement protocols
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