def to_dict(self):
input_dict = super(Gaussian, self)._save_to_input_dict()<EOL>input_dict["<STR_LIT:class>"] = "<STR_LIT>"<EOL>input_dict["<STR_LIT>"] = self.variance.values.tolist()<EOL>return input_dict<EOL>
Convert the object into a json serializable dictionary.

Note: It uses the private method _save_to_input_dict of the parent.

:return dict: json serializable dictionary containing the needed information to instantiate the object