def _parse_description(self, description_text):
        """Turn description to dictionary."""
        text = description_text
        text = text.strip()
        lines = text.split('\n')

        data = {}
        for line in lines:
            if ":" in line:
                idx = line.index(":")
                key = line[:idx]
                value = line[idx+1:].lstrip().rstrip()
                data[key] = value
            else:
                if isinstance(value, list) is False:
                    value = [value]
                value.append(line.lstrip().rstrip())
                data[key] = value
        return data
Turn description to dictionary.