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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def validate(self, value):
 """ Validates the inputted value against this columns rules. If the inputted value does not pass, then a validation error will be raised. Override this method in column sub-classes for more specialized validation. :param value | <variant> :return <bool> success """

        # check for the required flag
        if self.testFlag(self.Flags.Required) and not self.testFlag(self.Flags.AutoAssign):
            if self.isNull(value):
                msg = '{0} is a required column.'.format(self.name())
                raise orb.errors.ColumnValidationError(self, msg)

        # otherwise, we're good
        return True