How much is set in stone?

[Prabhu Ramachandran]

>>>>> "PR" == Paul Rubin <phr-n2001d at nightsong.com> writes:

    >> Therefore, this simple but powerful idea gives you nearly all
    >> of the benefit of variable declarations, yet none of the
    >> baggage.

    PR> Of course it doesn't.  If you misspell a symbol in some rarely
    PR> used path through the code, it's quite possible your testing
    PR> will miss it.  Compile time checking wouldn't.  

To catch these, maybe you should look at:

   http://pychecker.sourceforge.net/

prabhu