data doesn't require grad
MODIFY
examples/train_efficientnet.py
examples/train_efficientnet.py
@@ -55,13 +55,13 @@ if __name__ == "__main__":
img = X_train[samp].astype(np.float32)
st = time.time()
- out = model.forward(Tensor(img))
+ out = model.forward(Tensor(img, requires_grad=False))
fp_time = (time.time()-st)*1000.0
Y = Y_train[samp]
y = np.zeros((BS,classes), np.float32)
y[range(y.shape[0]),Y] = -classes
- y = Tensor(y)
+ y = Tensor(y, requires_grad=False)
loss = out.logsoftmax().mul(y).mean()
optimizer.zero_grad()

data doesn't require grad