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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 dump(self, data, stream=None):
 """Encrypt data and print stdout or write to stream."""

        yaml_text = yaml.dump(
            data,
            default_flow_style=False,
            allow_unicode=True)
        return self.dump_raw(yaml_text, stream=stream)