docs: def production_url(path, original):
      """
      For a production environment (DEBUG=False), replaces original path
      created by Django's {% static %} template tag with relevant path from
      our mapping.
      """
      mapping = _get_mapping()
      if mapping:
          if path in mapping:
              return original.replace(path, mapping[path])
          return original
      else:
          return dev_url(original)