import numpy as np
import control

# %% Creating a transfer function:
num = np.array([2])
den = np.array([5, 1])
H = control.tf(num, den)

# %% Getting the num and den coeffs as lists and then as arrays:
(num_list, den_list) = control.tfdata(H)
num_array = np.array(num_list)
den_array = np.array(den_list)

# %% Displaying the num and den arrays:
print('num_array =', num_array)
print('den_array =', den_array)