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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 get_dict(self):
 """Return a dictionary of the object primed for dumping."""

        data = self.data_dict.copy()

        data.update({
            "class": self.classification,
            "tags": self.tags,
            "key_value_data": self.key_value_dict,
            "crumbs": self.crumb_list if len(self.crumb_list) > 0 else None,
            "media": [
                mediafile.filename
                if mediafile.filename is not None
                else mediafile.uri
                for mediafile in self.media_list
            ] if len(self.media_list) > 0 else None,
            "uri": self.uri,
            "dumped": datetime.utcnow().isoformat(),
        })

        return data