numpy with python

[preveen-stack]

import numpy as np

def main():
    a = np.array([1, 2, 3])
    b = np.array([2, 3, 4])

    print(f"size of {a} = {a.size}")
    print(f"ndim of {a} = {a.ndim}")
    print(f"shape of {a} = {a.shape}")
    print(f"type of {a} is {type(a)}")
    print(f"dtype of {a} is {a.dtype}")

    # algebraic operations on numpy array
    c = a + b
    print(f"{a} + {b} = {c}")

    d = 2 * a
    print(f"2 * {a} = {d}")

    e = np.dot(a, b)
    print(f"{a} dot {b} = {e}")

if __name__ == "__main__":
    main()