@std_dev.setter
    def std_dev(self, value):
        """The std_dev property.
        
        Args:
            value (float). the property value.
        """
        if value == self._defaults['stdDev'] and 'stdDev' in self._values:
            del self._values['stdDev']
        else:
            self._values['stdDev'] = value
dataset/ETHPy150Open Microsoft/ApplicationInsights-Python/applicationinsights/channel/contracts/RemoteDependencyData.py/RemoteDependencyData.std_dev/original