ありがとうございます！
つづいて
LogPython: NiagaraSystemConversionContext= <Object '/Engine/Transient.NiagaraSystemConversionContext_3' (0x00000A8F4487F8C0) Class 'NiagaraSystemConversionContext'>
LogPython: Error: Traceback (most recent call last):
LogPython: Error: File "F:/SandBox/UE532NiagaraSysGet_Emmitter/UE532NiagaraSys/Tools/PythonTools/dir_niagara_emitter_module_spawn/dir_niagara_emitter_module_spawn_V2.py", line 70, in <module>
LogPython: Error: get_and_set_spawn_time_in_niagara_systems(folder_path, new_spawn_time)
LogPython: Error: File "F:/SandBox/UE532NiagaraSysGet_Emmitter/UE532NiagaraSys/Tools/PythonTools/dir_niagara_emitter_module_spawn/dir_niagara_emitter_module_spawn_V2.py", line 37, in get_and_set_spawn_time_in_niagara_systems
LogPython: Error: emitters = NiagaraSystemConversionContext.get_emitter()
LogPython: Error: AttributeError: 'NiagaraSystemConversionContext' object has no attribute 'get_emitter'
NiagaraSystemConversionContext’ は 'get_emitter’がないといわれましたがなぜでしょうか？