convert str to dict format

        USAGE: rdict = str2dict(rawstr)
        :param rawstr: raw configuration string of element

def str2dict(self, rawstr):
        """ convert str to dict format

        USAGE: rdict = str2dict(rawstr)
        :param rawstr: raw configuration string of element
        """
        kw_list = []
        sp1 = rawstr.split(':')
        kw_name = sp1[0].strip().upper()
        kw_desc = sp1[1:]
        sp2 = kw_desc[0].replace(',', ';;', 1).split(';;')
        kw_type = sp2[0].strip()
        try:
            kw_vals = sp2[1].replace(",", '=').split('=')
            [(not (i.isspace() or i == '')) and kw_list.append(i) for i in kw_vals]
            ks = [k.strip() for k in kw_list[0::2]]
            vs = [v.strip().replace('"', '').replace("'", '') for v in kw_list[1::2]]
            kw_vals_dict = dict(zip(ks, vs))
            rdict = {kw_name: {kw_type: kw_vals_dict}}
        except:
            rdict = {kw_name: kw_type}
        return rdict