What are typing extensions in mypy?
Typing extensions in mypy are additional type hints that enhance the standard typing module, providing more flexibility.
Can you give me an example of how to use typing extensions?
Sure! You can use Literal
from typing_extensions to specify that a variable can only take certain values.
What is the difference between typing and typing_extensions?
The typing
module is part of the standard library, while typing_extensions
includes features that are not yet in the standard library.
Are there any performance implications of using typing extensions?
Generally, using typing extensions does not impact performance, as they are mainly for type checking and do not affect runtime.
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