code: def test_Trajectory(tt, xx, yy, interpolation_results):
      trajectory = Trajectory(tt, xx, yy)
      for value, expected_result in interpolation_results.items():
          assert np.array_equal(
              trajectory(value), np.array(expected_result)
          )
  
imports: import importlib
  import math
  import os
  import shutil
  import sys
  import numpy
  import pytest
  from moviepy.audio.AudioClip import AudioClip, CompositeAudioClip
  from moviepy.audio.fx.multiply_volume import multiply_volume
  from moviepy.audio.tools.cuts import find_audio_period
  from moviepy.video.compositing.concatenate import concatenate_videoclips
  from moviepy.video.fx.loop import loop
  from moviepy.video.fx.time_mirror import time_mirror
  from moviepy.video.io.VideoFileClip import VideoFileClip
  from moviepy.video.tools.credits import CreditsClip
  from moviepy.video.tools.cuts import FramesMatch, FramesMatches, detect_scenes, find_video_period
  from moviepy.video.tools.drawing import circle, color_gradient, color_split
  from moviepy.video.tools.interpolators import Interpolator, Trajectory
  from moviepy.video.VideoClip import BitmapClip, ColorClip, ImageClip, VideoClip
label_desc: Use image node_id 13 for calling a global function with example usage: test_Trajectory(tt, xx, yy, interpolation_results) without return types