mq15 发布的帖子

用edge impulse生成的代码，出现了这个错误，删了ml后24行代码也有错误：
Exception: Failed to load "trained.tflite", did you copy the .tflite and labels.txt file onto the mass-storage deviccopy the .tflite and labels.txt file onto the mae? (name 'ml' isn't defined)