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While scalling sys.modules, skip entries that don't have string keys, 

to protect us from jokers who put items with non-string keys in
sys.modules.  Reported by Greg Stein.
This commit is contained in:
Guido van Rossum 1998-10-01 15:24:50 +00:00
parent 231c8c0895
commit 566373e974
1 changed files with 4 additions and 4 deletions
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8
Python/import.c
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@ -274,8 +274,8 @@ PyImport_Cleanup()
while (PyDict_Next(modules, &pos, &key, &value)) {
if (value->ob_refcnt != 1)
continue;
if (PyModule_Check(value)) {
name = PyString_AsString(key);
if (PyString_Check(key) && PyModule_Check(value)) {
name = PyString_AS_STRING(key);
if (strcmp(name, "__builtin__") == 0)
continue;
if (strcmp(name, "sys") == 0)
@ -293,8 +293,8 @@ PyImport_Cleanup()
/* Next, delete all modules (still skipping __builtin__ and sys) */
pos = 0;
while (PyDict_Next(modules, &pos, &key, &value)) {
if (PyModule_Check(value)) {
name = PyString_AsString(key);
if (PyString_Check(key) && PyModule_Check(value)) {
name = PyString_AS_STRING(key);
if (strcmp(name, "__builtin__") == 0)
continue;
if (strcmp(name, "sys") == 0)