code: def set_debug(lvl):
      
      lvl = _lvlmap.get(lvl, lvl)
      assert lvl in _lvls, lvl
      _ClientProvider.set_debug(lvl)
docs: Set PVA global debug print level.  This prints directly to stdout,
      bypassing eg. sys.stdout.
  
      :param lvl: logging.* level or logLevel*