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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 yaml(self, with_plugin=False):
 """Return YAML representation of this data-source The output may be roughly appropriate for inclusion in a YAML catalog. This is a best-effort implementation Parameters with_plugin: bool If True, create a "plugins" section, for cases where this source is created with a plugin not expected to be in the global Intake registry. """

        from yaml import dump
        data = self._yaml(with_plugin=with_plugin)
        return dump(data, default_flow_style=False)