code: def get_init_theta():
      return np.array([0.9, 0.9])
  
file_path: ray/doc/source/tune/examples/pbt_visualization/pbt_visualization_utils.py
imports: import matplotlib.pyplot
  from matplotlib.animation import FuncAnimation, PillowWriter
  import numpy
label_desc: Use image node_id 1 for calling a global function with example usage: get_init_theta() and returns: np