Def default_weights(n)

Create the default list of weights, a numpy array of length n

with each value equal to 1/n

Example:

n = 10

dw = default_weights(n)

print(dw) #--> np.array([0.1, 0.1, 0.1, 0.1, 0.1, 0.1, 0.1, 0.1, 0.1, 0.1])