python Programming Glossary: my_safe_eval
Using ast and whitelists to make python's eval() safe? http://stackoverflow.com/questions/12523516/using-ast-and-whitelists-to-make-pythons-eval-safe raise Exception Unknown function s call.func.id def my_safe_eval s tree ast.parse s mode 'eval' cnv CleansingNodeVisitor cnv.visit.. compile tree s eval return eval compiled SAFE_FX So my_safe_eval '2 4 exp 1.3 ' works while my_safe_eval ' .__class__' tricks.. SAFE_FX So my_safe_eval '2 4 exp 1.3 ' works while my_safe_eval ' .__class__' tricks and my_safe_eval 'open something evil '..
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