Ole

Results 2 issues of Ole

As discussed in #1609 this PR will use EXIT_{success, failure} codes instead of magic numbers in the return statements. If it looks good I will continue to remove the asserts...

user-documentation
refactor/smell

Hi! Has anybody thought about adding a .parameters() method to the [nn](https://github.com/tinygrad/tinygrad/blob/master/tinygrad/nn/__init__.py) things that returns all the parameters of the module in a list. That way I can just make...