code: def __init__(self, points=None):
      self.center = gs.array([0.0, 0.0])
      self.points = []
      if points is not None:
          self.add_points(points)
  
imports: import matplotlib.pyplot
  from mpl_toolkits.mplot3d import Axes3D
  import geomstats.backend
  from geomstats.geometry.hyperboloid import Hyperboloid
  from geomstats.geometry.poincare_half_space import PoincareHalfSpace
label_desc: Use image node_id 1 to create a new KleinDisk object  with example: obj = KleinDisk(points)