old_contents: import os
  import sys
  import pytest
  
  
  if __name__ == '__main__':
      sys.path.insert(0, os.path.dirname(os.path.abspath('.')))
      pytest.main("-q -s --tb=native -n4")
new_contents: import os
  import sys
  import pytest
  
  
  if __name__ == '__main__':
      sys.path.insert(0, os.path.dirname(os.path.abspath('.')))
      pytest.main("-q -s --tb=native -n4")
  
subject: Update runtests.py