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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 insert_paths(self, cache_key, paths):
 """Gather paths into artifact, store it, and yield the path to stored artifact tarball."""

    with self._tmpfile(cache_key, 'write') as tmp:
      self._artifact(tmp.name).collect(paths)
      yield self._store_tarball(cache_key, tmp.name)