/machine_learning/deepdive2/introduction_to_tensorflow/labs/write_low_level_code.ipynb

It is of no consequence, but bonus section has an error:

```
def compute_gradients(X, Y, W):
with tf.GradientTape() as tape:
loss = loss_mse(Xf, Y, W) # <== Should be X
return tape.gradient(loss, W)
```

//Fredrik