class_docstr: 2-dimensional grid-world implementation with 5 actions (the 4 cardinal directions and staying put).
docstr: @TODO might be wrong w.r.t (x & y) 
docstr_tok: ["@","TODO","might","be","wrong","w.r.t","(","x","&","y",")"]
code: def position(self):
      """@TODO might be wrong w.r.t (x & y)"""
      return np.unravel_index(np.array(self.state), self.shape)
  
imports: import numpy
  import matplotlib.pyplot
  import seaborn
  from pymdp.envs import Env
label_desc: Use image node_id 12 for calling the GridWorldEnv obj's underlying member method code with example usage: obj.position() and returns: np