text: import gc
  from os.path import dirname, join
  import multiprocessing
  import sys
  import time
  import unittest
  import warnings
  
  from unittest.suite import TestSuite
  from numba.testing import load_testsuite
  
  
  try:
      import faulthandler
  except ImportError:
      faulthandler = None
  else:
      try:
          # May fail in IPython Notebook with UnsupportedOperation
          faulthandler.enable()
      except Exception as e:
          msg = "Failed to enable faulthandler due to:\n{err}"
          warnings.warn(msg.format(err=e))
  
  def load_tests(loader, tests, pattern):
      suite = TestSuite()
      suite.addTests(load_testsuite(loader, dirname(__file__)))
      # Numba CUDA tests are located in a separate directory:
      cuda_dir = join(dirname(dirname(__file__)), 'cuda/tests')
      suite.addTests(loader.discover(cuda_dir))
  
      return suite
  
  