A second example of pydantic argument validation using validate_arguments decorator

pydantic_func_argument_validation_2.py

import math

from pydantic import validate_arguments, ValidationError, Field


@validate_arguments
def get_hypotenuse(
        a: float = Field(..., gt=0),
        b: float = Field(..., gt=0)
) -> float:
    return math.sqrt(a ** 2 + b ** 2)


try:
    print(get_hypotenuse(1, 3))
except ValidationError as e:
    print(e)