Optimization: Implemented proper "mayRaiseException" for function creation nodes.
Optimization: Implemented proper "mayRaiseException" for function creation nodes.

* Creating function won't raise, but default calculation and annotations
  of Python3 may.

wfxiang08/Nuitka,kayhayen/Nuitka,kayhayen/Nuitka,kayhayen/Nuitka,tempbottle/Nuitka,kayhayen/Nuitka,wfxiang08/Nuitka,tempbottle/Nuitka,tempbottle/Nuitka,wfxiang08/Nuitka,tempbottle/Nuitka,wfxiang08/Nuitka