code: def _rotation_3d_z(angle):
      """Creates a 3d rotation matrix around the z axis.
  
      Args:
        angle: The angle.
  
      Returns:
        The 3d rotation matrix.
      """
      angle = angle.item()
      return np.array(
          (
              (np.cos(angle), -np.sin(angle), 0.0),
              (np.sin(angle), np.cos(angle), 0.0),
              (0.0, 0.0, 1.0),
          )
      )
  
imports: import numpy
label_desc: Use image node_id 5 for calling a global function with example usage: _rotation_3d_z(angle) and returns: np