code: def get_test_packages():
      """Returns list of packages needed when testing."""
      test_packages = [
          "mock >= 2.0.0",
          "opencv-python >= 3.4.1.15",
          "pybullet",
          "scipy >= 1.1.0",
      ]
      return test_packages
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import argparse
  import codecs
  import datetime
  import fnmatch
  import io
  import os
  import subprocess
  import sys
  import unittest
  from setuptools import find_packages
  from setuptools import setup
  from setuptools.command.test import test
  from setuptools.dist import Distribution
  import version
label_desc: Use image node_id 4 for calling a global function with example usage: get_test_packages() and returns: test_packages