old_contents: import os
  # hack to override sqlite database filename
  # see: https://help.morph.io/t/using-python-3-with-morph-scraperwiki-fork/148
  os.environ['SCRAPERWIKI_DATABASE_NAME'] = 'sqlite:///data.sqlite'
  
new_contents: import os
  # hack to override sqlite database filename
  # see: https://help.morph.io/t/using-python-3-with-morph-scraperwiki-fork/148
  
  if not 'SCRAPERWIKI_DATABASE_NAME' in os.environ:
      os.environ['SCRAPERWIKI_DATABASE_NAME'] = 'sqlite:///data.sqlite'
  
subject: allow SCRAPERWIKI_DATABASE_NAME to be overridden