docs: def set_converter(self, file_format, converter):
          """
          Register a Converter and the FileFormat that it is able to convert from
  
          Parameters
          ----------
          converter : Converter
              The converter to register
          file_format : FileFormat
              The file format that can be converted into this format
          """
          self._converters[file_format.name] = (file_format, converter)