from rknn.api import RKNN print("Testing RKNN model load...") rknn = RKNN() ret = rknn.load_rknn("models/rknn/scrfd.rknn") if ret != 0: print("❌ Failed to load RKNN model") else: print("✅ RKNN model loaded successfully") print("Init runtime (CPU fallback)...") ret = rknn.init_runtime() if ret != 0: print("❌ Runtime init failed") else: print("✅ Runtime init OK (CPU mode)")