What are advanced type hints in Python?
An example of an AI chatbot conversation about advanced type hints in Python.
What are advanced type hints in Python?
Advanced type hints in Python include features like Union, Optional, and TypeVar, which enhance type checking.
Can you explain how to use Union and Optional?
Sure! Union allows a variable to be one of several types, while Optional is a shorthand for Union with None.
How do I create a custom type using TypeVar?
You can create a custom type with TypeVar by defining it like this: T = TypeVar('T'), and then use it in your function signatures.
Are there any best practices for using type hints?
Yes, it's best to be consistent, use type hints for public APIs, and avoid over-complicating types.
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