@curve_rates.setter<EOL><INDENT>def curve_rates(self, curve_rates):<DEDENT>
if curve_rates is not None:<EOL><INDENT>if isinstance(curve_rates, str):<EOL><INDENT>self._curve_rates = curve_rates<EOL><DEDENT>else:<EOL><INDENT>try:<EOL><INDENT>self._curve_rates = json.dumps(curve_rates)<EOL><DEDENT>except TypeError:<EOL><INDENT>raise TypeError('<STR_LIT>')<EOL><DEDENT><DEDENT><DEDENT>
:param curve_rates:
:return: