hello-world: model input values are supposed to be between 0 and 2*pi

[mocleiri]

Thanks to Uli Raich for this report and patch.

I am trying to understand the hello_world.py code. I thought that the input values to the model should be values between 0 and 2pi. When looking at your code however the input values are multiples of 2pi?

I modified the hello_world.py program to get input values between 0 and 2*pi to get this: