2-Minute Guide: Type Hints in Python
Type hints in Python improve code readability and maintainability. They indicate the expected data type of a variable, function parameter, or return value.
Basic Variable Hints
You can add type hints to variables using the syntax variable: type. For example, name: str indicates that the name variable should be a string.
Function Signatures
Type hints can also be used in function signatures to specify the types of parameters and return values. This makes it clear what types of data a function expects and returns.
Optional, List, and Dict
The Optional type is used to indicate that a variable or parameter can be either a specified type or `
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