I wrote a very locked down python "expression evaluator" library ( https://github.com/danthedeckie/simpleeval https://github.com/danthedeckie/simpleeval ) which

I wrote a very locked down python "expression evaluator" library ( https://github.com/danthedeckie/simpleeval https://github.com/danthedeckie/simpleeval ) which uses code inspection and is reasonably safe (caveats listed in the README). Any comments or loopholes found would be appreciated...