from typing import Literal, assert_type import numpy as np assert_type(np.e, float) assert_type(np.euler_gamma, float) assert_type(np.inf, float) assert_type(np.nan, float) assert_type(np.pi, float) assert_type(np.little_endian, bool) assert_type(np.True_, np.bool[Literal[True]]) assert_type(np.False_, np.bool[Literal[False]])