sys exc_info--to give additional context figure - shows one such error page figure - accessing private files figure - file errors display as general rule of thumbfile-processing exceptions should always be reported in detailespecially during script debugging if we catch such exceptions in our scriptsit' up to us to display the details (assigning sys stderr to sys stdout won' help if python doesn' print an error messagethe current exception' typedataand traceback objects are always available in the sys module for manual display do not install the getfile py script if you truly wish to keep your files privatethe private files list check it uses attempts to prevent the encryption module from being viewed directly with this scriptbut it may or may not handle all possible attemptsespecially on windows this book isn' about securityso we won' go into further details hereexcept to say that on the interneta little paranoia is often good thing especially for systems installed on the general internet at largeyou should generally assume that the worst case scenario might eventually happen transferring files to clients and servers