Check Python version before we try to run other scripts.
Make sure the binary is called 'python'.
Fixes for Python 3 support.
Fixes for Python 3.
Get values from exec().
Fix print in Python 2.
Get variables from exec.
file() is no longer in Python 3.
Get latest RMF.
All file objects are file-like in Python 3.
Use new-style exception syntax.