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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 get_field(self, field_name, args, kwargs):
 """Create a special value when field missing and tolerant."""

        try:
            obj, arg_used = super(FormatterWrapper, self).get_field(
                    field_name, args, kwargs)
        except (KeyError, IndexError, AttributeError):
            if not self.tolerant:
                raise

            obj = MissingField(field_name)
            arg_used = field_name

        return obj, arg_used