<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def full_clean(self, exclude, validate_unique=False):
 """ Validate node, on error raising ValidationErrors which can be handled by django forms :param exclude: :param validate_unique: Check if conflicting node exists in the labels indexes :return: """


        # validate against neomodel
        try:
            self.deflate(self.__properties__, self)
        except DeflateError as e:
            raise ValidationError({e.property_name: e.msg})
        except RequiredProperty as e:
            raise ValidationError({e.property_name: 'is required'})