code: def rotate(points):
      """Randomly rotates a point cloud around the Y axis (UP)."""
      axis = tf.constant([[0, 1, 0]], dtype=tf.float32)  # [1, 3]
      angle = tf.random.uniform(
          (1, 1), minval=0.0, maxval=2 * np.pi
      )  # [1, 1]
      matrix = rotation_matrix_3d.from_axis_angle(axis, angle)  # [3, 3]
      return rotation_matrix_3d.rotate(points, matrix)
  
imports: import numpy
  import tensorflow
  from tensorflow_graphics.geometry.transformation import rotation_matrix_3d
label_desc: Use image node_id 2 for calling a global function with example usage: rotate(points) and returns: rotation_matrix_3d