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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 Parse(self, cmd, args, stdout, stderr, return_val, time_taken, knowledge_base):
 """Parse the sysctl output."""

    _ = stderr, time_taken, args, knowledge_base  # Unused.
    self.CheckReturn(cmd, return_val)
    result = rdf_protodict.AttributedDict()
    # The KeyValueParser generates an ordered dict by default. The sysctl vals
    # aren't ordering dependent, but there's no need to un-order it.
    for k, v in iteritems(self.lexer.ParseToOrderedDict(stdout)):
      key = k.replace(".", "_")
      if len(v) == 1:
        v = v[0]
      result[key] = v
    return [result]