spectral_test.py

import matplotlib.pyplot as plt
from mpl_toolkits.mplot3d import Axes3D
#from matplotlib.animation import FuncAnimation
import numpy as np
import sys

rng = list(map(float, sys.stdin.readlines()))
period = len(rng)
#print(rng)

i = 0
X = []
Y = []
Z = []

fig = plt.figure()
ax = fig.add_subplot(projection='3d')

for i in range(0, len(rng)-2):
    x = rng[i]
    y = rng[i+1]
    z = rng[i+2]
    X.append(x)
    Y.append(y)
    Z.append(z)

ax.set_xlabel("RNG[i]")
ax.set_ylabel("RNG[i+1]")
ax.set_zlabel("RNG[i+2]")
ax.scatter(xs=X,ys=Y,zs=Z,s=.1)
plt.show()