您好，
请问在板端运行onnxrt_ep.py报下面错误，该如何解决呢？
root@j721e-evm:/opt/edgeai-tidl-tools/examples/osrt_python/ort# python3 onnxrt_ep.py
Traceback (most recent call last):
File "/opt/edgeai-tidl-tools/examples/osrt_python/ort/onnxrt_ep.py", line 18, in <module>
from common_utils import *
File "/opt/edgeai-tidl-tools/examples/osrt_python/common_utils.py", line 49, in <module>
SOC = os.environ["SOC"]
File "/usr/lib/python3.10/os.py", line 680, in __getitem__
raise KeyError(key) from None
KeyError: 'SOC'
