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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):
 """Validate model data and save errors """

        errors = {}

        for name, validator in self._validators.items():
            value = getattr(self, name)

            try:
                validator(self, value)
            except ValidationError as e:
                errors[name] = str(e)

        self._validate_errors = errors