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bpo-36370: Check for PyErr_Occurred() after PyImport_GetModule() (GH-12504)

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Stefan Krah 2019-03-25 21:50:58 +01:00 • committed by GitHub
parent d1e768a677
commit 027b09c5a1
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GPG key ID: 4AEE18F83AFDEB23
4 changed files with 24 additions and 11 deletions
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19
Python/import.c
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@ -966,11 +966,10 @@ exec_code_in_module(PyObject *name, PyObject *module_dict, PyObject *code_object
Py_DECREF(v);
m = PyImport_GetModule(name);
if (m == NULL) {
if (m == NULL && !PyErr_Occurred()) {
PyErr_Format(PyExc_ImportError,
"Loaded module %R not found in sys.modules",
name);
return NULL;
}
return m;
@ -1735,6 +1734,10 @@ PyImport_ImportModuleLevelObject(PyObject *name, PyObject *globals,
}
mod = PyImport_GetModule(abs_name);
if (mod == NULL && PyErr_Occurred()) {
goto error;
}
if (mod != NULL && mod != Py_None) {
_Py_IDENTIFIER(__spec__);
_Py_IDENTIFIER(_lock_unlock_module);
@ -1810,9 +1813,11 @@ PyImport_ImportModuleLevelObject(PyObject *name, PyObject *globals,
final_mod = PyImport_GetModule(to_return);
Py_DECREF(to_return);
if (final_mod == NULL) {
PyErr_Format(PyExc_KeyError,
"%R not in sys.modules as expected",
to_return);
if (!PyErr_Occurred()) {
PyErr_Format(PyExc_KeyError,
"%R not in sys.modules as expected",
to_return);
}
goto error;
}
}
@ -1875,6 +1880,10 @@ PyImport_ReloadModule(PyObject *m)
PyObject *reloaded_module = NULL;
PyObject *imp = _PyImport_GetModuleId(&PyId_imp);
if (imp == NULL) {
if (PyErr_Occurred()) {
return NULL;
}
imp = PyImport_ImportModule("imp");
if (imp == NULL) {
return NULL;