old_contents: from hdl_toolkit.synthetisator.interfaceLevel.interface import Interface
  from hdl_toolkit.synthetisator.interfaceLevel.unit import Unit
  from hdl_toolkit.synthetisator.interfaceLevel.emptyUnit import EmptyUnit
  from hdl_toolkit.synthetisator.interfaceLevel.unitFromHdl import UnitFromHdl
  from hdl_toolkit.synthetisator.interfaceLevel.unitUtils import synthesised
  from hdl_toolkit.synthetisator.param import Param
  from hdl_toolkit.synthetisator.codeOps import connect, c
  
new_contents: from hdl_toolkit.synthetisator.interfaceLevel.interface import Interface
  from hdl_toolkit.synthetisator.interfaceLevel.unit import Unit
  from hdl_toolkit.synthetisator.interfaceLevel.emptyUnit import EmptyUnit
  from hdl_toolkit.synthetisator.interfaceLevel.unitFromHdl import UnitFromHdl
  from hdl_toolkit.synthetisator.shortcuts import synthesised
  from hdl_toolkit.synthetisator.param import Param
  from hdl_toolkit.synthetisator.codeOps import connect, c, If, In, Switch, FsmBuilder
  
subject: add mising codeOps