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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 breathe_identifier(self):
 """ The unique identifier for breathe directives. .. note:: This method is currently assumed to only be called for nodes that are in :data:`exhale.utils.LEAF_LIKE_KINDS` (see also :func:`exhale.graph.ExhaleRoot.generateSingleNodeRST` where it is used). **Return** :class:`python:str` Usually, this will just be ``self.name``. However, for functions in particular the signature must be included to distinguish overloads. """

        if self.kind == "function":
            # TODO: breathe bug with templates and overloads, don't know what to do...
            return "{name}({parameters})".format(
                name=self.name,
                parameters=", ".join(self.parameters)
            )

        return self.name