set very low values to zero in numpy

Question

In numpy I have an array like

[0 +  0.5j, 0.25 + 1.2352444e-24j, 0.25+ 0j, 2.46519033e-32 + 0j] 

what is the fastest and easiest way to se

Answer 1

By using the method round(n) of the array

np.array( [0 +  0.5j, 0.25 + 1.2352444e-24j, 
           0.25+ 0j, 2.46519033e-32 + 0j]  ).round(23)