@process_multiple
    def to_html(self, values, fields, context):
        toks = []

        for value in values:
            # Check the html_map first
            if self.html_map in value:
                tok = self.html_map[value]
            # Ignore NoneTypes
            elif value is None:
                continue
            # Prettify floats
            elif type(value) is float:
                tok = filters.floatformat(value)
            else:
                tok = unicode(value)
            toks.append(tok)

        return self.delimiter.join(toks)
dataset/ETHPy150Open chop-dbhi/serrano/serrano/formatters.py/HTMLFormatter.to_html/swapped operands of `in`