code: def lorenz(xyz, t):
      x, y, z = xyz
      x_dot = sigma * (y - x)
      y_dot = x * rho - x * z - y
      z_dot = x * y - beta * z
      return [x_dot, y_dot, z_dot]
  
imports: import numpy
  from scipy.integrate import odeint
  from bokeh.plotting import figure, show
label_desc: Use image node_id 1 for calling a global function with example usage: lorenz(xyz, t) and returns: list