code: def infer_dialect(attributes):
      
      if isinstance(attributes, six.string_types):
          attributes = [attributes]
      dialects = [parser._split_keyvals(i)[1] for i in attributes]
      return _choose_dialect(dialects)
docs: Infer the dialect based on the attributes.
  
      Parameters
      ----------
      attributes : str or iterable
          A single attributes string from a GTF or GFF line, or an iterable of
          such strings.
  
      Returns
      -------
      Dictionary representing the inferred dialect