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gh-108082: Use PyErr_FormatUnraisable() (GH-111580) 

Replace most of calls of _PyErr_WriteUnraisableMsg() and some
calls of PyErr_WriteUnraisable(NULL) with PyErr_FormatUnraisable().

Co-authored-by: Victor Stinner <vstinner@python.org>
This commit is contained in:
Serhiy Storchaka 2023-11-02 11:16:34 +02:00 committed by GitHub
parent a12f624a9d
commit 970e719a7a
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
18 changed files with 83 additions and 114 deletions
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18
Lib/test/test_capi/test_watchers.py
View File

@ -110,9 +110,11 @@ class TestDictWatchers(unittest.TestCase):
with catch_unraisable_exception() as cm:
d["foo"] = "bar"
self.assertIn(
"Exception ignored in "
"PyDict_EVENT_ADDED watcher callback for <dict at ",
cm.unraisable.object
cm.unraisable.err_msg
)
self.assertIsNone(cm.unraisable.object)
self.assertEqual(str(cm.unraisable.exc_value), "boom!")
self.assert_events([])
@ -278,7 +280,9 @@ class TestTypeWatchers(unittest.TestCase):
self.watch(wid, C)
with catch_unraisable_exception() as cm:
C.foo = "bar"
self.assertIs(cm.unraisable.object, C)
self.assertEqual(cm.unraisable.err_msg,
f"Exception ignored in type watcher callback #0 for {C!r}")
self.assertIs(cm.unraisable.object, None)
self.assertEqual(str(cm.unraisable.exc_value), "boom!")
self.assert_events([])
@ -416,9 +420,11 @@ class TestCodeObjectWatchers(unittest.TestCase):
co = _testcapi.code_newempty("test_watchers", "dummy0", 0)
self.assertEqual(
cm.unraisable.object,
cm.unraisable.err_msg,
f"Exception ignored in "
f"PY_CODE_EVENT_CREATE watcher callback for {co!r}"
)
self.assertIsNone(cm.unraisable.object)
self.assertEqual(str(cm.unraisable.exc_value), "boom!")
def test_dealloc_error(self):
@ -520,9 +526,11 @@ class TestFuncWatchers(unittest.TestCase):
pass
self.assertEqual(
cm.unraisable.object,
f"PyFunction_EVENT_CREATE watcher callback for {myfunc!r}"
cm.unraisable.err_msg,
f"Exception ignored in "
f"PyFunction_EVENT_CREATE watcher callback for {repr(myfunc)[1:-1]}"
)
self.assertIsNone(cm.unraisable.object)
def test_dealloc_watcher_raises_error(self):
class MyError(Exception):

5
Lib/test/test_cmd_line.py
View File

@ -479,8 +479,9 @@ class CmdLineTest(unittest.TestCase):
rc, out, err = assert_python_failure('-c', code)
self.assertEqual(b'', out)
self.assertEqual(120, rc)
self.assertRegex(err.decode('ascii', 'ignore'),
'Exception ignored in.*\nOSError: .*')
self.assertIn(b'Exception ignored on flushing sys.stdout:\n'
b'OSError: '.replace(b'\n', os.linesep.encode()),
err)
def test_closed_stdout(self):
# Issue #13444: if stdout has been explicitly closed, we should

3
Modules/_ctypes/_ctypes.c
View File

@ -113,7 +113,6 @@ bytes(cdata)
#ifdef MS_WIN32
# include "pycore_modsupport.h" // _PyArg_NoKeywords()
#endif
#include "pycore_pyerrors.h" // _PyErr_WriteUnraisableMsg()
#include <ffi.h>
@ -185,7 +184,7 @@ _DictRemover_call(PyObject *myself, PyObject *args, PyObject *kw)
DictRemoverObject *self = (DictRemoverObject *)myself;
if (self->key && self->dict) {
if (-1 == PyDict_DelItem(self->dict, self->key)) {
_PyErr_WriteUnraisableMsg("on calling _ctypes.DictRemover", NULL);
PyErr_FormatUnraisable("Exception ignored on calling _ctypes.DictRemover");
}
Py_CLEAR(self->key);
Py_CLEAR(self->dict);

3
Modules/_lsprof.c
View File

@ -5,7 +5,6 @@
#include "Python.h"
#include "pycore_call.h" // _PyObject_CallNoArgs()
#include "pycore_ceval.h" // _PyEval_SetProfile()
#include "pycore_pyerrors.h" // _PyErr_WriteUnraisableMsg()
#include "pycore_pystate.h" // _PyThreadState_GET()
#include "rotatingtree.h"
@ -847,7 +846,7 @@ profiler_dealloc(ProfilerObject *op)
if (op->flags & POF_ENABLED) {
PyThreadState *tstate = _PyThreadState_GET();
if (_PyEval_SetProfile(tstate, NULL, NULL) < 0) {
_PyErr_WriteUnraisableMsg("When destroying _lsprof profiler", NULL);
PyErr_FormatUnraisable("Exception ignored when destroying _lsprof profiler");
}
}

10
Modules/gcmodule.c
View File

@ -1032,8 +1032,8 @@ delete_garbage(PyThreadState *tstate, GCState *gcstate,
Py_INCREF(op);
(void) clear(op);
if (_PyErr_Occurred(tstate)) {
_PyErr_WriteUnraisableMsg("in tp_clear of",
(PyObject*)Py_TYPE(op));
PyErr_FormatUnraisable("Exception ignored in tp_clear of %s",
Py_TYPE(op)->tp_name);
}
Py_DECREF(op);
}
@ -1344,7 +1344,7 @@ gc_collect_main(PyThreadState *tstate, int generation,
_PyErr_Clear(tstate);
}
else {
_PyErr_WriteUnraisableMsg("in garbage collection", NULL);
PyErr_FormatUnraisable("Exception ignored in garbage collection");
}
}
@ -1403,7 +1403,7 @@ invoke_gc_callback(PyThreadState *tstate, const char *phase,
"collected", collected,
"uncollectable", uncollectable);
if (info == NULL) {
PyErr_WriteUnraisable(NULL);
PyErr_FormatUnraisable("Exception ignored on invoking gc callbacks");
return;
}
}
@ -1411,7 +1411,7 @@ invoke_gc_callback(PyThreadState *tstate, const char *phase,
PyObject *phase_obj = PyUnicode_FromString(phase);
if (phase_obj == NULL) {
Py_XDECREF(info);
PyErr_WriteUnraisable(NULL);
PyErr_FormatUnraisable("Exception ignored on invoking gc callbacks");
return;
}

7
Modules/getpath.c
View File

@ -4,7 +4,6 @@
#include "pycore_fileutils.h" // _Py_abspath()
#include "pycore_initconfig.h" // _PyStatus_EXCEPTION()
#include "pycore_pathconfig.h" // _PyPathConfig_ReadGlobal()
#include "pycore_pyerrors.h" // _PyErr_WriteUnraisableMsg()
#include "pycore_pymem.h" // _PyMem_RawWcsdup()
#include "pycore_pystate.h" // _PyThreadState_GET()
@ -911,7 +910,7 @@ _PyConfig_InitPathConfig(PyConfig *config, int compute_path_config)
) {
Py_DECREF(co);
Py_DECREF(dict);
_PyErr_WriteUnraisableMsg("error evaluating initial values", NULL);
PyErr_FormatUnraisable("Exception ignored in preparing getpath");
return PyStatus_Error("error evaluating initial values");
}
@ -920,13 +919,13 @@ _PyConfig_InitPathConfig(PyConfig *config, int compute_path_config)
if (!r) {
Py_DECREF(dict);
_PyErr_WriteUnraisableMsg("error evaluating path", NULL);
PyErr_FormatUnraisable("Exception ignored in running getpath");
return PyStatus_Error("error evaluating path");
}
Py_DECREF(r);
if (_PyConfig_FromDict(config, configDict) < 0) {
_PyErr_WriteUnraisableMsg("reading getpath results", NULL);
PyErr_FormatUnraisable("Exception ignored in reading getpath results");
Py_DECREF(dict);
return PyStatus_Error("error getting getpath results");
}

5
Modules/signalmodule.c
View File

@ -244,8 +244,7 @@ report_wakeup_write_error(void *data)
errno = (int) (intptr_t) data;
PyObject *exc = PyErr_GetRaisedException();
PyErr_SetFromErrno(PyExc_OSError);
_PyErr_WriteUnraisableMsg("when trying to write to the signal wakeup fd",
NULL);
PyErr_FormatUnraisable("Exception ignored when trying to write to the signal wakeup fd");
PyErr_SetRaisedException(exc);
errno = save_errno;
return 0;
@ -262,7 +261,7 @@ report_wakeup_send_error(void* data)
recognizes the error codes used by both GetLastError() and
WSAGetLastError */
PyErr_SetExcFromWindowsErr(PyExc_OSError, send_errno);
_PyErr_WriteUnraisableMsg("when trying to send to the signal wakeup fd", NULL);
PyErr_FormatUnraisable("Exception ignored when trying to send to the signal wakeup fd");
PyErr_SetRaisedException(exc);
return 0;
}

20
Objects/codeobject.c
View File

@ -12,8 +12,6 @@
#include "pycore_tuple.h" // _PyTuple_ITEMS()
#include "clinic/codeobject.c.h"
static PyObject* code_repr(PyCodeObject *co);
static const char *
code_event_name(PyCodeEvent event) {
switch (event) {
@ -41,21 +39,9 @@ notify_code_watchers(PyCodeEvent event, PyCodeObject *co)
// callback must be non-null if the watcher bit is set
assert(cb != NULL);
if (cb(event, co) < 0) {
// Don't risk resurrecting the object if an unraisablehook keeps
// a reference; pass a string as context.
PyObject *context = NULL;
PyObject *repr = code_repr(co);
if (repr) {
context = PyUnicode_FromFormat(
"%s watcher callback for %U",
code_event_name(event), repr);
Py_DECREF(repr);
}
if (context == NULL) {
context = Py_NewRef(Py_None);
}
PyErr_WriteUnraisable(context);
Py_DECREF(context);
PyErr_FormatUnraisable(
"Exception ignored in %s watcher callback for %R",
code_event_name(event), co);
}
}
i++;

9
Objects/dictobject.c
View File

@ -5912,14 +5912,9 @@ _PyDict_SendEvent(int watcher_bits,
// unraisablehook keep a reference to it, so we don't pass the
// dict as context, just an informative string message. Dict
// repr can call arbitrary code, so we invent a simpler version.
PyObject *context = PyUnicode_FromFormat(
"%s watcher callback for <dict at %p>",
PyErr_FormatUnraisable(
"Exception ignored in %s watcher callback for <dict at %p>",
dict_event_name(event), mp);
if (context == NULL) {
context = Py_NewRef(Py_None);
}
PyErr_WriteUnraisable(context);
Py_DECREF(context);
}
}
watcher_bits >>= 1;

20
Objects/funcobject.c
View File

@ -8,8 +8,6 @@
#include "pycore_pyerrors.h" // _PyErr_Occurred()
static PyObject* func_repr(PyFunctionObject *op);
static const char *
func_event_name(PyFunction_WatchEvent event) {
switch (event) {
@ -35,21 +33,9 @@ notify_func_watchers(PyInterpreterState *interp, PyFunction_WatchEvent event,
// callback must be non-null if the watcher bit is set
assert(cb != NULL);
if (cb(event, func, new_value) < 0) {
// Don't risk resurrecting the func if an unraisablehook keeps a
// reference; pass a string as context.
PyObject *context = NULL;
PyObject *repr = func_repr(func);
if (repr != NULL) {
context = PyUnicode_FromFormat(
"%s watcher callback for %U",
func_event_name(event), repr);
Py_DECREF(repr);
}
if (context == NULL) {
context = Py_NewRef(Py_None);
}
PyErr_WriteUnraisable(context);
Py_DECREF(context);
PyErr_FormatUnraisable(
"Exception ignored in %s watcher callback for function %U at %p",
func_event_name(event), func->func_qualname, func);
}
}
i++;

7
Objects/moduleobject.c
View File

@ -647,7 +647,7 @@ _PyModule_ClearDict(PyObject *d)
PyErr_Clear();
}
if (PyDict_SetItem(d, key, Py_None) != 0) {
PyErr_WriteUnraisable(NULL);
PyErr_FormatUnraisable("Exception ignored on clearing module dict");
}
}
}
@ -668,7 +668,7 @@ _PyModule_ClearDict(PyObject *d)
PyErr_Clear();
}
if (PyDict_SetItem(d, key, Py_None) != 0) {
PyErr_WriteUnraisable(NULL);
PyErr_FormatUnraisable("Exception ignored on clearing module dict");
}
}
}
@ -902,10 +902,9 @@ module_clear(PyModuleObject *m)
{
int res = m->md_def->m_clear((PyObject*)m);
if (PyErr_Occurred()) {
PySys_FormatStderr("Exception ignored in m_clear of module%s%V\n",
PyErr_FormatUnraisable("Exception ignored in m_clear of module%s%V",
m->md_name ? " " : "",
m->md_name, "");
PyErr_WriteUnraisable(NULL);
}
if (res)
return res;

10
Objects/typeobject.c
View File

@ -828,7 +828,9 @@ PyType_Modified(PyTypeObject *type)
if (bits & 1) {
PyType_WatchCallback cb = interp->type_watchers[i];
if (cb && (cb(type) < 0)) {
PyErr_WriteUnraisable((PyObject *)type);
PyErr_FormatUnraisable(
"Exception ignored in type watcher callback #%d for %R",
i, type);
}
}
i++;
@ -9291,7 +9293,7 @@ releasebuffer_call_python(PyObject *self, Py_buffer *buffer)
// from a Python __buffer__ function.
mv = PyMemoryView_FromBuffer(buffer);
if (mv == NULL) {
PyErr_WriteUnraisable(self);
PyErr_FormatUnraisable("Exception ignored in bf_releasebuffer of %s", Py_TYPE(self)->tp_name);
goto end;
}
// Set the memoryview to restricted mode, which forbids
@ -9304,7 +9306,7 @@ releasebuffer_call_python(PyObject *self, Py_buffer *buffer)
PyObject *stack[2] = {self, mv};
PyObject *ret = vectorcall_method(&_Py_ID(__release_buffer__), stack, 2);
if (ret == NULL) {
PyErr_WriteUnraisable(self);
PyErr_FormatUnraisable("Exception ignored in __release_buffer__ of %s", Py_TYPE(self)->tp_name);
}
else {
Py_DECREF(ret);
@ -9312,7 +9314,7 @@ releasebuffer_call_python(PyObject *self, Py_buffer *buffer)
if (!is_buffer_wrapper) {
PyObject *res = PyObject_CallMethodNoArgs(mv, &_Py_ID(release));
if (res == NULL) {
PyErr_WriteUnraisable(self);
PyErr_FormatUnraisable("Exception ignored in bf_releasebuffer of %s", Py_TYPE(self)->tp_name);
}
else {
Py_DECREF(res);

8
Python/ceval.c
View File

@ -2235,7 +2235,7 @@ PyEval_SetProfile(Py_tracefunc func, PyObject *arg)
PyThreadState *tstate = _PyThreadState_GET();
if (_PyEval_SetProfile(tstate, func, arg) < 0) {
/* Log _PySys_Audit() error */
_PyErr_WriteUnraisableMsg("in PyEval_SetProfile", NULL);
PyErr_FormatUnraisable("Exception ignored in PyEval_SetProfile");
}
}
@ -2252,7 +2252,7 @@ PyEval_SetProfileAllThreads(Py_tracefunc func, PyObject *arg)
while (ts) {
if (_PyEval_SetProfile(ts, func, arg) < 0) {
_PyErr_WriteUnraisableMsg("in PyEval_SetProfileAllThreads", NULL);
PyErr_FormatUnraisable("Exception ignored in PyEval_SetProfileAllThreads");
}
HEAD_LOCK(runtime);
ts = PyThreadState_Next(ts);
@ -2266,7 +2266,7 @@ PyEval_SetTrace(Py_tracefunc func, PyObject *arg)
PyThreadState *tstate = _PyThreadState_GET();
if (_PyEval_SetTrace(tstate, func, arg) < 0) {
/* Log _PySys_Audit() error */
_PyErr_WriteUnraisableMsg("in PyEval_SetTrace", NULL);
PyErr_FormatUnraisable("Exception ignored in PyEval_SetTrace");
}
}
@ -2283,7 +2283,7 @@ PyEval_SetTraceAllThreads(Py_tracefunc func, PyObject *arg)
while (ts) {
if (_PyEval_SetTrace(ts, func, arg) < 0) {
_PyErr_WriteUnraisableMsg("in PyEval_SetTraceAllThreads", NULL);
PyErr_FormatUnraisable("Exception ignored in PyEval_SetTraceAllThreads");
}
HEAD_LOCK(runtime);
ts = PyThreadState_Next(ts);

5
Python/compile.c
View File

@ -34,7 +34,6 @@
#include "pycore_flowgraph.h"
#include "pycore_intrinsics.h"
#include "pycore_long.h" // _PyLong_GetZero()
#include "pycore_pyerrors.h" // _PyErr_WriteUnraisableMsg()
#include "pycore_pystate.h" // _Py_GetConfig()
#include "pycore_setobject.h" // _PySet_NextEntry()
#include "pycore_symtable.h" // PySTEntryObject, _PyFuture_FromAST()
@ -1407,8 +1406,8 @@ compiler_exit_scope(struct compiler *c)
assert(c->u);
/* we are deleting from a list so this really shouldn't fail */
if (PySequence_DelItem(c->c_stack, n) < 0) {
_PyErr_WriteUnraisableMsg("on removing the last compiler "
"stack item", NULL);
PyErr_FormatUnraisable("Exception ignored on removing "
"the last compiler stack item");
}
}
else {

10
Python/import.c
View File

@ -584,7 +584,7 @@ _PyImport_ClearModulesByIndex(PyInterpreterState *interp)
if (PyList_SetSlice(MODULES_BY_INDEX(interp),
0, PyList_GET_SIZE(MODULES_BY_INDEX(interp)),
NULL)) {
PyErr_WriteUnraisable(MODULES_BY_INDEX(interp));
PyErr_FormatUnraisable("Exception ignored on clearing interpreters module list");
}
}
@ -3156,13 +3156,13 @@ _PyImport_FiniCore(PyInterpreterState *interp)
int verbose = _PyInterpreterState_GetConfig(interp)->verbose;
if (_PySys_ClearAttrString(interp, "meta_path", verbose) < 0) {
PyErr_WriteUnraisable(NULL);
PyErr_FormatUnraisable("Exception ignored on clearing sys.meta_path");
}
// XXX Pull in most of finalize_modules() in pylifecycle.c.
if (_PySys_ClearAttrString(interp, "modules", verbose) < 0) {
PyErr_WriteUnraisable(NULL);
PyErr_FormatUnraisable("Exception ignored on clearing sys.modules");
}
if (IMPORT_LOCK(interp) != NULL) {
@ -3242,10 +3242,10 @@ _PyImport_FiniExternal(PyInterpreterState *interp)
// XXX Uninstall importlib metapath importers here?
if (_PySys_ClearAttrString(interp, "path_importer_cache", verbose) < 0) {
PyErr_WriteUnraisable(NULL);
PyErr_FormatUnraisable("Exception ignored on clearing sys.path_importer_cache");
}
if (_PySys_ClearAttrString(interp, "path_hooks", verbose) < 0) {
PyErr_WriteUnraisable(NULL);
PyErr_FormatUnraisable("Exception ignored on clearing sys.path_hooks");
}
}

12
Python/perf_trampoline.c
View File

@ -133,7 +133,6 @@ any DWARF information available for them).
#include "pycore_ceval.h" // _PyPerf_Callbacks
#include "pycore_frame.h"
#include "pycore_interp.h"
#include "pycore_pyerrors.h" // _PyErr_WriteUnraisableMsg()
#ifdef PY_HAVE_PERF_TRAMPOLINE
@ -236,8 +235,7 @@ new_code_arena(void)
0); // offset (not used here)
if (!memory) {
PyErr_SetFromErrno(PyExc_OSError);
_PyErr_WriteUnraisableMsg(
"Failed to create new mmap for perf trampoline", NULL);
PyErr_FormatUnraisable("Failed to create new mmap for perf trampoline");
perf_status = PERF_STATUS_FAILED;
return -1;
}
@ -261,9 +259,8 @@ new_code_arena(void)
if (res == -1) {
PyErr_SetFromErrno(PyExc_OSError);
munmap(memory, mem_size);
_PyErr_WriteUnraisableMsg(
"Failed to set mmap for perf trampoline to PROT_READ | PROT_EXEC",
NULL);
PyErr_FormatUnraisable("Failed to set mmap for perf trampoline to "
"PROT_READ | PROT_EXEC");
return -1;
}
@ -277,8 +274,7 @@ new_code_arena(void)
if (new_arena == NULL) {
PyErr_NoMemory();
munmap(memory, mem_size);
_PyErr_WriteUnraisableMsg("Failed to allocate new code arena struct",
NULL);
PyErr_FormatUnraisable("Failed to allocate new code arena struct for perf trampoline");
return -1;
}

34
Python/pylifecycle.c
View File

@ -1419,13 +1419,13 @@ finalize_modules_delete_special(PyThreadState *tstate, int verbose)
PySys_WriteStderr("# clear builtins._\n");
}
if (PyDict_SetItemString(interp->builtins, "_", Py_None) < 0) {
PyErr_WriteUnraisable(NULL);
PyErr_FormatUnraisable("Exception ignored on setting builtin variable _");
}
const char * const *p;
for (p = sys_deletes; *p != NULL; p++) {
if (_PySys_ClearAttrString(interp, *p, verbose) < 0) {
PyErr_WriteUnraisable(NULL);
PyErr_FormatUnraisable("Exception ignored on clearing sys.%s", *p);
}
}
for (p = sys_files; *p != NULL; p+=2) {
@ -1436,13 +1436,13 @@ finalize_modules_delete_special(PyThreadState *tstate, int verbose)
}
PyObject *value;
if (PyDict_GetItemStringRef(interp->sysdict, orig_name, &value) < 0) {
PyErr_WriteUnraisable(NULL);
PyErr_FormatUnraisable("Exception ignored on restoring sys.%s", name);
}
if (value == NULL) {
value = Py_NewRef(Py_None);
}
if (PyDict_SetItemString(interp->sysdict, name, value) < 0) {
PyErr_WriteUnraisable(NULL);
PyErr_FormatUnraisable("Exception ignored on restoring sys.%s", name);
}
Py_DECREF(value);
}
@ -1454,7 +1454,7 @@ finalize_remove_modules(PyObject *modules, int verbose)
{
PyObject *weaklist = PyList_New(0);
if (weaklist == NULL) {
PyErr_WriteUnraisable(NULL);
PyErr_FormatUnraisable("Exception ignored on removing modules");
}
#define STORE_MODULE_WEAKREF(name, mod) \
@ -1463,13 +1463,13 @@ finalize_remove_modules(PyObject *modules, int verbose)
if (wr) { \
PyObject *tup = PyTuple_Pack(2, name, wr); \
if (!tup || PyList_Append(weaklist, tup) < 0) { \
PyErr_WriteUnraisable(NULL); \
PyErr_FormatUnraisable("Exception ignored on removing modules"); \
} \
Py_XDECREF(tup); \
Py_DECREF(wr); \
} \
else { \
PyErr_WriteUnraisable(NULL); \
PyErr_FormatUnraisable("Exception ignored on removing modules"); \
} \
}
@ -1480,7 +1480,7 @@ finalize_remove_modules(PyObject *modules, int verbose)
} \
STORE_MODULE_WEAKREF(name, mod); \
if (PyObject_SetItem(modules, name, Py_None) < 0) { \
PyErr_WriteUnraisable(NULL); \
PyErr_FormatUnraisable("Exception ignored on removing modules"); \
} \
}
@ -1494,14 +1494,14 @@ finalize_remove_modules(PyObject *modules, int verbose)
else {
PyObject *iterator = PyObject_GetIter(modules);
if (iterator == NULL) {
PyErr_WriteUnraisable(NULL);
PyErr_FormatUnraisable("Exception ignored on removing modules");
}
else {
PyObject *key;
while ((key = PyIter_Next(iterator))) {
PyObject *value = PyObject_GetItem(modules, key);
if (value == NULL) {
PyErr_WriteUnraisable(NULL);
PyErr_FormatUnraisable("Exception ignored on removing modules");
continue;
}
CLEAR_MODULE(key, value);
@ -1509,7 +1509,7 @@ finalize_remove_modules(PyObject *modules, int verbose)
Py_DECREF(key);
}
if (PyErr_Occurred()) {
PyErr_WriteUnraisable(NULL);
PyErr_FormatUnraisable("Exception ignored on removing modules");
}
Py_DECREF(iterator);
}
@ -1529,7 +1529,7 @@ finalize_clear_modules_dict(PyObject *modules)
}
else {
if (PyObject_CallMethodNoArgs(modules, &_Py_ID(clear)) == NULL) {
PyErr_WriteUnraisable(NULL);
PyErr_FormatUnraisable("Exception ignored on clearing sys.modules");
}
}
}
@ -1541,11 +1541,11 @@ finalize_restore_builtins(PyThreadState *tstate)
PyInterpreterState *interp = tstate->interp;
PyObject *dict = PyDict_Copy(interp->builtins);
if (dict == NULL) {
PyErr_WriteUnraisable(NULL);
PyErr_FormatUnraisable("Exception ignored on restoring builtins");
}
PyDict_Clear(interp->builtins);
if (PyDict_Update(interp->builtins, interp->builtins_copy)) {
PyErr_WriteUnraisable(NULL);
PyErr_FormatUnraisable("Exception ignored on restoring builtins");
}
Py_XDECREF(dict);
}
@ -1707,7 +1707,7 @@ flush_std_files(void)
if (fout != NULL && fout != Py_None && !file_is_closed(fout)) {
if (_PyFile_Flush(fout) < 0) {
PyErr_WriteUnraisable(fout);
PyErr_FormatUnraisable("Exception ignored on flushing sys.stdout");
status = -1;
}
}
@ -3037,14 +3037,14 @@ wait_for_thread_shutdown(PyThreadState *tstate)
PyObject *threading = PyImport_GetModule(&_Py_ID(threading));
if (threading == NULL) {
if (_PyErr_Occurred(tstate)) {
PyErr_WriteUnraisable(NULL);
PyErr_FormatUnraisable("Exception ignored on threading shutdown");
}
/* else: threading not imported */
return;
}
result = PyObject_CallMethodNoArgs(threading, &_Py_ID(_shutdown));
if (result == NULL) {
PyErr_WriteUnraisable(threading);
PyErr_FormatUnraisable("Exception ignored on threading shutdown");
}
else {
Py_DECREF(result);

5
Python/pythonrun.c
View File

@ -650,7 +650,7 @@ _PyErr_PrintEx(PyThreadState *tstate, int set_sys_last_vars)
PyErr_Clear();
goto done;
}
_PyErr_WriteUnraisableMsg("in audit hook", NULL);
PyErr_FormatUnraisable("Exception ignored in audit hook");
}
if (hook) {
PyObject* args[3] = {typ, exc, tb};
@ -1093,7 +1093,8 @@ fallback:
_PyRuntime.signals.unhandled_keyboard_interrupt = unhandled_keyboard_interrupt;
#ifdef Py_DEBUG
if (PyErr_Occurred()) {
_PyErr_WriteUnraisableMsg("in the internal traceback machinery", NULL);
PyErr_FormatUnraisable(
"Exception ignored in the internal traceback machinery");
}
#endif
PyErr_Clear();