old_contents: """Allows unittest to use relative imports"""
  import sys
  import os
  
  sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
  
new_contents: """Allows unittest to use relative imports (e.g. testing a function imported from srvy/synch) """
  import sys
  import os
  
  sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
  
subject: Update docstring