def looks_like_prod_code(self, code):
        try:
            float(code)
            return False
        except ValueError:
            return True
Special for EWS, this version doesn't consider "10.20"
dataset/ETHPy150Open dimagi/commcare-hq/corehq/apps/commtrack/sms.py/StockAndReceiptParser.looks_like_prod_code