diff options
Diffstat (limited to 'Python/sysmodule.c')
| -rw-r--r-- | Python/sysmodule.c | 58 |
1 files changed, 47 insertions, 11 deletions
diff --git a/Python/sysmodule.c b/Python/sysmodule.c index 3df85ff..9a0a43b 100644 --- a/Python/sysmodule.c +++ b/Python/sysmodule.c @@ -107,9 +107,25 @@ sys_displayhook(PyObject *self, PyObject *args) } static char displayhook_doc[] = -"displayhook(o) -> None\n" +"displayhook(object) -> None\n" "\n" -"Print o to the stdout, and save it in __builtin__._\n"; +"Print an object to sys.stdout and also save it in __builtin__._\n"; + +static PyObject * +sys_excepthook(PyObject* self, PyObject* args) +{ + PyObject *exc, *value, *tb; + if (!PyArg_ParseTuple(args, "OOO:excepthook", &exc, &value, &tb)) + return NULL; + PyErr_Display(exc, value, tb); + Py_INCREF(Py_None); + return Py_None; +} + +static char excepthook_doc[] = +"excepthook(exctype, value, traceback) -> None\n" +"\n" +"Handle an exception by displaying it with a traceback on sys.stderr.\n"; static PyObject * sys_exc_info(PyObject *self, PyObject *args) @@ -378,6 +394,7 @@ static PyMethodDef sys_methods[] = { /* Might as well keep this in alphabetic order */ {"displayhook", sys_displayhook, 1, displayhook_doc}, {"exc_info", sys_exc_info, 1, exc_info_doc}, + {"excepthook", sys_excepthook, 1, excepthook_doc}, {"exit", sys_exit, 0, exit_doc}, {"getdefaultencoding", sys_getdefaultencoding, 1, getdefaultencoding_doc}, @@ -477,13 +494,20 @@ Dynamic objects:\n\ argv -- command line arguments; argv[0] is the script pathname if known\n\ path -- module search path; path[0] is the script directory, else ''\n\ modules -- dictionary of loaded modules\n\ -exitfunc -- you may set this to a function to be called when Python exits\n\ +\n\ +displayhook -- called to show results in an interactive session\n\ +excepthook -- called to handle any uncaught exception other than SystemExit\n\ + To customize printing in an interactive session or to install a custom\n\ + top-level exception handler, assign other functions to replace these.\n\ +\n\ +exitfunc -- if sys.exitfunc exists, this routine is called when Python exits\n\ + Assigning to sys.exitfunc is deprecated; use the atexit module instead.\n\ \n\ stdin -- standard input file object; used by raw_input() and input()\n\ stdout -- standard output file object; used by the print statement\n\ stderr -- standard error object; used for error messages\n\ - By assigning another file object (or an object that behaves like a file)\n\ - to one of these, it is possible to redirect all of the interpreter's I/O.\n\ + By assigning other file objects (or objects that behave like files)\n\ + to these, it is possible to redirect all of the interpreter's I/O.\n\ \n\ last_type -- type of last uncaught exception\n\ last_value -- value of last uncaught exception\n\ @@ -498,7 +522,7 @@ exc_traceback -- traceback of exception currently being handled\n\ because it is thread-safe.\n\ " #ifndef MS_WIN16 -/* Concatenating string here */ +/* concatenating string here */ "\n\ Static objects:\n\ \n\ @@ -512,15 +536,23 @@ platform -- platform identifier\n\ executable -- pathname of this Python interpreter\n\ prefix -- prefix used to find the Python library\n\ exec_prefix -- prefix used to find the machine-specific Python library\n\ -dllhandle -- [Windows only] integer handle of the Python DLL\n\ +" +#ifdef MS_WINDOWS +/* concatenating string here */ +"dllhandle -- [Windows only] integer handle of the Python DLL\n\ winver -- [Windows only] version number of the Python DLL\n\ -__stdin__ -- the original stdin; don't use!\n\ -__stdout__ -- the original stdout; don't use!\n\ -__stderr__ -- the original stderr; don't use!\n\ +" +#endif /* MS_WINDOWS */ +"__stdin__ -- the original stdin; don't touch!\n\ +__stdout__ -- the original stdout; don't touch!\n\ +__stderr__ -- the original stderr; don't touch!\n\ +__displayhook__ -- the original displayhook; don't touch!\n\ +__excepthook__ -- the original excepthook; don't touch!\n\ \n\ Functions:\n\ \n\ displayhook() -- print an object to the screen, and save it in __builtin__._\n\ +excepthook() -- print an exception and its traceback to sys.stderr\n\ exc_info() -- return thread-safe information about the current exception\n\ exit() -- exit the interpreter by raising SystemExit\n\ getrefcount() -- return the reference count for an object (plus one :-)\n\ @@ -530,7 +562,7 @@ setprofile() -- set the global profiling function\n\ setrecursionlimit() -- set the max recursion depth for the interpreter\n\ settrace() -- set the global debug tracing function\n\ " -#endif +#endif /* MS_WIN16 */ /* end of sys_doc */ ; PyObject * @@ -555,6 +587,10 @@ _PySys_Init(void) PyDict_SetItemString(sysdict, "__stdin__", sysin); PyDict_SetItemString(sysdict, "__stdout__", sysout); PyDict_SetItemString(sysdict, "__stderr__", syserr); + PyDict_SetItemString(sysdict, "__displayhook__", + PyDict_GetItemString(sysdict, "displayhook")); + PyDict_SetItemString(sysdict, "__excepthook__", + PyDict_GetItemString(sysdict, "excepthook")); Py_XDECREF(sysin); Py_XDECREF(sysout); Py_XDECREF(syserr); |