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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, scope: ValidationScope = ValidationScope.all, ctype: ContentType = ContentType.config) -> None: """Validate the receiver's value. Args: scope: Scope of the validation (syntax, semantics or all). ctype: Receiver's content type. Raises: SchemaError: If the value doesn't conform to the schema. SemanticError: If the value violates a semantic constraint. YangTypeError: If the value is a scalar of incorrect type. """

        self.schema_node._validate(self, scope, ctype)