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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 increase_priority(self, infohash_list):
 """ Increase priority of torrents. :param infohash_list: Single or list() of infohashes. """

        data = self._process_infohash_list(infohash_list)
        return self._post('command/increasePrio', data=data)