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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 visit_Dict(self, node: AST, dfltChaining: bool = True) -> str: """Return dict representation of `node`s elements."""

        items = (': '.join((self.visit(key), self.visit(value)))
                 for key, value in zip(node.keys, node.values))
        return f"{{{', '.join(items)}}}"