What are the advanced features of the Python typing module?
An example of an AI chatbot conversation about advanced features of Python's typing module.
What are the advanced features of the Python typing module?
The Python typing module offers several advanced features like TypeVar, Generic, and Protocol for more flexible type hints.
Can you explain how TypeVar works?
TypeVar allows you to create generic types that can be used in functions and classes, enabling type-safe operations.
What is the difference between Generic and Protocol?
Generic is used to define a class or function that can operate on different types, while Protocol defines a set of methods that a class must implement.
How can I use Union and Optional in type hints?
Union allows you to specify multiple types for a variable, while Optional is a shorthand for Union with None, indicating a value may be absent.
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