numpy_w

numpy_wrapper_1.py

import numpy as np

class Physical():

    def __init__(self, value, unit=""):
        self.value = value # store the numerical value as a plain numpy array
        self.unit = unit

    def __repr__(self):
        return f"<Physical:({self.value}, {self.unit})"

    def __str__(self):
        return f"{self.value} {self.unit}"

weights = Physical(np.array([55.6, 45.7, 80.3]), "kilogram")
print(weights) # [55.6 45.7 80.3] kilogram