PR #1638, for bpo-28411, causes problems in some (very) edge cases. Until that gets sorted out, we're reverting the merge. PR #3506, a fix on top of #1638, is also getting reverted.
This commit is contained in:
parent
13ad3b7a82
commit
93c92f7d1d
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@ -204,13 +204,6 @@ Importing Modules
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Return the dictionary used for the module administration (a.k.a.
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``sys.modules``). Note that this is a per-interpreter variable.
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.. c:function:: PyObject* PyImport_GetModule(PyObject *name)
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Return the already imported module with the given name. If the
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module has not been imported yet then returns NULL but does not set
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an error. Returns NULL and sets an error if the lookup failed.
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.. versionadded:: 3.7
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.. c:function:: PyObject* PyImport_GetImporter(PyObject *path)
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@ -486,9 +486,6 @@ Changes in the Python API
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and module are affected by this change. (Contributed by INADA Naoki and
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Eugene Toder in :issue:`29463`.)
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* ``PyInterpreterState`` no longer has a ``modules`` field. Instead use
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``sys.modules``.
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* The *mode* argument of :func:`os.makedirs` no longer affects the file
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permission bits of newly-created intermediate-level directories.
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To set their file permission bits you can set the umask before invoking
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@ -38,25 +38,11 @@ PyAPI_FUNC(PyObject *) PyImport_ExecCodeModuleObject(
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);
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#endif
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PyAPI_FUNC(PyObject *) PyImport_GetModuleDict(void);
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#ifndef Py_LIMITED_API
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PyAPI_FUNC(int) _PyImport_IsInitialized(PyInterpreterState *);
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#endif
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PyAPI_FUNC(PyObject *) PyImport_GetModule(PyObject *name);
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#ifndef Py_LIMITED_API
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PyAPI_FUNC(PyObject *) _PyImport_GetModule(PyObject *name);
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PyAPI_FUNC(PyObject *) _PyImport_GetModuleWithError(PyObject *name);
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PyAPI_FUNC(PyObject *) _PyImport_GetModuleId(struct _Py_Identifier *name);
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PyAPI_FUNC(int) _PyImport_SetModule(PyObject *name, PyObject *module);
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PyAPI_FUNC(int) _PyImport_SetModuleString(const char *name, PyObject* module);
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#endif
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#if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03030000
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PyAPI_FUNC(PyObject *) PyImport_AddModuleObject(
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PyObject *name
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);
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#endif
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#ifndef Py_LIMITED_API
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PyAPI_FUNC(PyObject *) _PyImport_AddModuleObject(PyObject *, PyObject *);
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#endif
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PyAPI_FUNC(PyObject *) PyImport_AddModule(
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const char *name /* UTF-8 encoded string */
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);
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@ -106,19 +92,14 @@ PyAPI_FUNC(int) _PyImport_ReleaseLock(void);
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PyAPI_FUNC(void) _PyImport_ReInitLock(void);
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PyAPI_FUNC(PyObject *) _PyImport_FindBuiltin(
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const char *name, /* UTF-8 encoded string */
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PyObject *modules
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const char *name /* UTF-8 encoded string */
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);
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PyAPI_FUNC(PyObject *) _PyImport_FindExtensionObject(PyObject *, PyObject *);
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PyAPI_FUNC(PyObject *) _PyImport_FindExtensionObjectEx(PyObject *, PyObject *,
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PyObject *);
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PyAPI_FUNC(int) _PyImport_FixupBuiltin(
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PyObject *mod,
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const char *name, /* UTF-8 encoded string */
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PyObject *modules
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const char *name /* UTF-8 encoded string */
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);
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PyAPI_FUNC(int) _PyImport_FixupExtensionObject(PyObject*, PyObject *,
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PyObject *, PyObject *);
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PyAPI_FUNC(int) _PyImport_FixupExtensionObject(PyObject*, PyObject *, PyObject *);
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struct _inittab {
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const char *name; /* ASCII encoded string */
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@ -191,10 +191,6 @@ PyAPI_FUNC(int) PyModule_ExecDef(PyObject *module, PyModuleDef *def);
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PyAPI_FUNC(PyObject *) PyModule_Create2(struct PyModuleDef*,
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int apiver);
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#ifndef Py_LIMITED_API
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PyAPI_FUNC(PyObject *) _PyModule_CreateInitialized(struct PyModuleDef*,
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int apiver);
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#endif
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#ifdef Py_LIMITED_API
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#define PyModule_Create(module) \
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@ -727,13 +727,14 @@ PyAPI_FUNC(Py_ssize_t) _Py_GetRefTotal(void);
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/* Py_REF_DEBUG also controls the display of refcounts and memory block
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* allocations at the interactive prompt and at interpreter shutdown
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*/
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PyAPI_FUNC(PyObject *) _PyDebug_XOptionShowRefCount(void);
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PyAPI_FUNC(void) _PyDebug_PrintTotalRefs(void);
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#define _PY_DEBUG_PRINT_TOTAL_REFS() _PyDebug_PrintTotalRefs()
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#else
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#define _Py_INC_REFTOTAL
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#define _Py_DEC_REFTOTAL
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#define _Py_REF_DEBUG_COMMA
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#define _Py_CHECK_REFCNT(OP) /* a semicolon */;
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#define _PY_DEBUG_PRINT_TOTAL_REFS()
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#endif /* Py_REF_DEBUG */
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#ifdef COUNT_ALLOCS
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@ -53,6 +53,7 @@ typedef struct _is {
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int64_t id;
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PyObject *modules;
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PyObject *modules_by_index;
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PyObject *sysdict;
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PyObject *builtins;
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@ -60,6 +61,8 @@ typedef struct _is {
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/* Used in Python/sysmodule.c. */
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int check_interval;
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PyObject *warnoptions;
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PyObject *xoptions;
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/* Used in Modules/_threadmodule.c. */
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long num_threads;
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@ -1,4 +0,0 @@
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``PyInterpreterState`` has a "modules" field that is copied into
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``sys.modules`` during interpreter startup. This causes problems if a
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program replaces ``sys.modules`` with something else. To solve this we
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eliminate ``PyInterpreterState.modules``.
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@ -6425,7 +6425,9 @@ _pickle_Unpickler_find_class_impl(UnpicklerObject *self,
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/*[clinic end generated code: output=becc08d7f9ed41e3 input=e2e6a865de093ef4]*/
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{
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PyObject *global;
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PyObject *modules_dict;
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PyObject *module;
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_Py_IDENTIFIER(modules);
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/* Try to map the old names used in Python 2.x to the new ones used in
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Python 3.x. We do this only with old pickle protocols and when the
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@ -6482,7 +6484,13 @@ _pickle_Unpickler_find_class_impl(UnpicklerObject *self,
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}
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}
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module = PyImport_GetModule(module_name);
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modules_dict = _PySys_GetObjectId(&PyId_modules);
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if (modules_dict == NULL) {
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PyErr_SetString(PyExc_RuntimeError, "unable to get sys.modules");
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return NULL;
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}
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module = PyDict_GetItemWithError(modules_dict, module_name);
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if (module == NULL) {
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if (PyErr_Occurred())
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return NULL;
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@ -6490,11 +6498,11 @@ _pickle_Unpickler_find_class_impl(UnpicklerObject *self,
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if (module == NULL)
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return NULL;
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global = getattribute(module, global_name, self->proto >= 4);
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Py_DECREF(module);
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}
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else {
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global = getattribute(module, global_name, self->proto >= 4);
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}
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Py_DECREF(module);
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return global;
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}
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@ -1643,6 +1643,7 @@ MODULE_INITFUNC(void)
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PyObject *errors_module;
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PyObject *modelmod_name;
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PyObject *model_module;
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PyObject *sys_modules;
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PyObject *tmpnum, *tmpstr;
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PyObject *codes_dict;
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PyObject *rev_codes_dict;
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@ -1692,6 +1693,11 @@ MODULE_INITFUNC(void)
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*/
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PyModule_AddStringConstant(m, "native_encoding", "UTF-8");
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sys_modules = PySys_GetObject("modules");
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if (sys_modules == NULL) {
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Py_DECREF(m);
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return NULL;
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}
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d = PyModule_GetDict(m);
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if (d == NULL) {
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Py_DECREF(m);
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@ -1701,7 +1707,7 @@ MODULE_INITFUNC(void)
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if (errors_module == NULL) {
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errors_module = PyModule_New(MODULE_NAME ".errors");
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if (errors_module != NULL) {
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_PyImport_SetModule(errmod_name, errors_module);
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PyDict_SetItem(sys_modules, errmod_name, errors_module);
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/* gives away the reference to errors_module */
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PyModule_AddObject(m, "errors", errors_module);
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}
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@ -1711,7 +1717,7 @@ MODULE_INITFUNC(void)
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if (model_module == NULL) {
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model_module = PyModule_New(MODULE_NAME ".model");
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if (model_module != NULL) {
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_PyImport_SetModule(modelmod_name, model_module);
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PyDict_SetItem(sys_modules, modelmod_name, model_module);
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/* gives away the reference to model_module */
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PyModule_AddObject(m, "model", model_module);
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}
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@ -161,18 +161,12 @@ _add_methods_to_object(PyObject *module, PyObject *name, PyMethodDef *functions)
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PyObject *
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PyModule_Create2(struct PyModuleDef* module, int module_api_version)
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{
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if (!_PyImport_IsInitialized(PyThreadState_GET()->interp))
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Py_FatalError("Python import machinery not initialized");
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return _PyModule_CreateInitialized(module, module_api_version);
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}
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PyObject *
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_PyModule_CreateInitialized(struct PyModuleDef* module, int module_api_version)
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{
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const char* name;
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PyModuleObject *m;
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PyInterpreterState *interp = PyThreadState_Get()->interp;
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if (interp->modules == NULL)
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Py_FatalError("Python import machinery not initialized");
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if (!PyModuleDef_Init(module))
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return NULL;
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name = module->m_name;
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@ -29,23 +29,20 @@ _Py_GetRefTotal(void)
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return total;
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}
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PyObject *
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_PyDebug_XOptionShowRefCount(void)
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{
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PyObject *xoptions = PySys_GetXOptions();
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if (xoptions == NULL)
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return NULL;
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_Py_IDENTIFIER(showrefcount);
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return _PyDict_GetItemId(xoptions, &PyId_showrefcount);
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}
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void
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_PyDebug_PrintTotalRefs(void) {
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fprintf(stderr,
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"[%" PY_FORMAT_SIZE_T "d refs, "
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"%" PY_FORMAT_SIZE_T "d blocks]\n",
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_Py_GetRefTotal(), _Py_GetAllocatedBlocks());
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PyObject *xoptions, *value;
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_Py_IDENTIFIER(showrefcount);
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xoptions = PySys_GetXOptions();
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if (xoptions == NULL)
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return;
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value = _PyDict_GetItemId(xoptions, &PyId_showrefcount);
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if (value == Py_True)
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fprintf(stderr,
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"[%" PY_FORMAT_SIZE_T "d refs, "
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"%" PY_FORMAT_SIZE_T "d blocks]\n",
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_Py_GetRefTotal(), _Py_GetAllocatedBlocks());
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}
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#endif /* Py_REF_DEBUG */
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@ -3902,6 +3902,7 @@ import_copyreg(void)
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{
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PyObject *copyreg_str;
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PyObject *copyreg_module;
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PyInterpreterState *interp = PyThreadState_GET()->interp;
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_Py_IDENTIFIER(copyreg);
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copyreg_str = _PyUnicode_FromId(&PyId_copyreg);
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@ -3913,7 +3914,7 @@ import_copyreg(void)
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by storing a reference to the cached module in a static variable, but
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this broke when multiple embedded interpreters were in use (see issue
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#17408 and #19088). */
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copyreg_module = _PyImport_GetModuleWithError(copyreg_str);
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copyreg_module = PyDict_GetItemWithError(interp->modules, copyreg_str);
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if (copyreg_module != NULL) {
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Py_INCREF(copyreg_module);
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return copyreg_module;
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@ -38,6 +38,7 @@ static PyObject *
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get_warnings_attr(const char *attr, int try_import)
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{
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static PyObject *warnings_str = NULL;
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PyObject *all_modules;
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PyObject *warnings_module, *obj;
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if (warnings_str == NULL) {
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@ -57,7 +58,9 @@ get_warnings_attr(const char *attr, int try_import)
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}
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}
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else {
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warnings_module = _PyImport_GetModule(warnings_str);
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all_modules = PyImport_GetModuleDict();
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warnings_module = PyDict_GetItem(all_modules, warnings_str);
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if (warnings_module == NULL)
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return NULL;
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@ -2685,7 +2685,7 @@ _PyBuiltin_Init(void)
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PyType_Ready(&PyZip_Type) < 0)
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return NULL;
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mod = _PyModule_CreateInitialized(&builtinsmodule, PYTHON_API_VERSION);
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mod = PyModule_Create(&builtinsmodule);
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if (mod == NULL)
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return NULL;
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dict = PyModule_GetDict(mod);
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@ -4935,7 +4935,7 @@ import_from(PyObject *v, PyObject *name)
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Py_DECREF(pkgname);
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return NULL;
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}
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x = _PyImport_GetModule(fullmodname);
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x = PyDict_GetItem(PyImport_GetModuleDict(), fullmodname);
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Py_DECREF(fullmodname);
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if (x == NULL) {
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goto error;
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205
Python/import.c
205
Python/import.c
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@ -290,115 +290,10 @@ _PyImport_Fini(void)
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PyObject *
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PyImport_GetModuleDict(void)
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{
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PyObject *sysdict = PyThreadState_GET()->interp->sysdict;
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if (sysdict == NULL) {
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Py_FatalError("PyImport_GetModuleDict: no sys module!");
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}
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_Py_IDENTIFIER(modules);
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PyObject *modules = _PyDict_GetItemId(sysdict, &PyId_modules);
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if (modules == NULL) {
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Py_FatalError("lost sys.modules");
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}
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return modules;
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}
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/* In some corner cases it is important to be sure that the import
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machinery has been initialized (or not cleaned up yet). For
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example, see issue #4236 and PyModule_Create2(). */
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int
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_PyImport_IsInitialized(PyInterpreterState *interp)
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{
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if (interp->sysdict == NULL)
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return 0;
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_Py_IDENTIFIER(modules);
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PyObject *modules = _PyDict_GetItemId(interp->sysdict, &PyId_modules);
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if (modules == NULL)
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return 0;
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return 1;
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}
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PyObject *
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_PyImport_GetModule(PyObject *name)
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{
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PyObject *modules = PyImport_GetModuleDict();
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if (PyDict_CheckExact(modules)) {
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return PyDict_GetItem(modules, name);
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}
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PyObject *mod = PyObject_GetItem(modules, name);
|
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// For backward-comaptibility we copy the behavior of PyDict_GetItem().
|
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if (PyErr_Occurred()) {
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PyErr_Clear();
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}
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Py_XDECREF(mod);
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return mod;
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}
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PyObject *
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_PyImport_GetModuleWithError(PyObject *name)
|
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{
|
||||
PyObject *modules = PyImport_GetModuleDict();
|
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if (PyDict_CheckExact(modules)) {
|
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return PyDict_GetItemWithError(modules, name);
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}
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PyObject *mod = PyObject_GetItem(modules, name);
|
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// For backward-comaptibility we copy the behavior
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||||
// of PyDict_GetItemWithError().
|
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if (PyErr_ExceptionMatches(PyExc_KeyError)) {
|
||||
PyErr_Clear();
|
||||
}
|
||||
return mod;
|
||||
}
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||||
|
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PyObject *
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_PyImport_GetModuleId(struct _Py_Identifier *nameid)
|
||||
{
|
||||
PyObject *name = _PyUnicode_FromId(nameid); /* borrowed */
|
||||
if (name == NULL) {
|
||||
return NULL;
|
||||
}
|
||||
return _PyImport_GetModule(name);
|
||||
}
|
||||
|
||||
int
|
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_PyImport_SetModule(PyObject *name, PyObject *m)
|
||||
{
|
||||
PyObject *modules = PyImport_GetModuleDict();
|
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return PyObject_SetItem(modules, name, m);
|
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}
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|
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int
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_PyImport_SetModuleString(const char *name, PyObject *m)
|
||||
{
|
||||
PyObject *modules = PyImport_GetModuleDict();
|
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return PyMapping_SetItemString(modules, name, m);
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||||
}
|
||||
|
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PyObject *
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PyImport_GetModule(PyObject *name)
|
||||
{
|
||||
PyObject *m;
|
||||
PyObject *modules = PyImport_GetModuleDict();
|
||||
if (modules == NULL) {
|
||||
PyErr_SetString(PyExc_RuntimeError, "unable to get sys.modules");
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||||
return NULL;
|
||||
}
|
||||
Py_INCREF(modules);
|
||||
if (PyDict_CheckExact(modules)) {
|
||||
m = PyDict_GetItemWithError(modules, name); /* borrowed */
|
||||
Py_XINCREF(m);
|
||||
}
|
||||
else {
|
||||
m = PyObject_GetItem(modules, name);
|
||||
if (PyErr_ExceptionMatches(PyExc_KeyError)) {
|
||||
PyErr_Clear();
|
||||
}
|
||||
}
|
||||
Py_DECREF(modules);
|
||||
return m;
|
||||
PyInterpreterState *interp = PyThreadState_GET()->interp;
|
||||
if (interp->modules == NULL)
|
||||
Py_FatalError("PyImport_GetModuleDict: no module dictionary!");
|
||||
return interp->modules;
|
||||
}
|
||||
|
||||
|
||||
|
@ -428,7 +323,7 @@ PyImport_Cleanup(void)
|
|||
Py_ssize_t pos;
|
||||
PyObject *key, *value, *dict;
|
||||
PyInterpreterState *interp = PyThreadState_GET()->interp;
|
||||
PyObject *modules = PyImport_GetModuleDict();
|
||||
PyObject *modules = interp->modules;
|
||||
PyObject *weaklist = NULL;
|
||||
const char * const *p;
|
||||
|
||||
|
@ -490,7 +385,7 @@ PyImport_Cleanup(void)
|
|||
if (Py_VerboseFlag && PyUnicode_Check(key))
|
||||
PySys_FormatStderr("# cleanup[2] removing %U\n", key);
|
||||
STORE_MODULE_WEAKREF(key, value);
|
||||
PyObject_SetItem(modules, key, Py_None);
|
||||
PyDict_SetItem(modules, key, Py_None);
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -557,6 +452,7 @@ PyImport_Cleanup(void)
|
|||
/* Clear and delete the modules directory. Actual modules will
|
||||
still be there only if imported during the execution of some
|
||||
destructor. */
|
||||
interp->modules = NULL;
|
||||
Py_DECREF(modules);
|
||||
|
||||
/* Once more */
|
||||
|
@ -615,9 +511,9 @@ PyImport_GetMagicTag(void)
|
|||
|
||||
int
|
||||
_PyImport_FixupExtensionObject(PyObject *mod, PyObject *name,
|
||||
PyObject *filename, PyObject *modules)
|
||||
PyObject *filename)
|
||||
{
|
||||
PyObject *dict, *key;
|
||||
PyObject *modules, *dict, *key;
|
||||
struct PyModuleDef *def;
|
||||
int res;
|
||||
if (extensions == NULL) {
|
||||
|
@ -634,10 +530,11 @@ _PyImport_FixupExtensionObject(PyObject *mod, PyObject *name,
|
|||
PyErr_BadInternalCall();
|
||||
return -1;
|
||||
}
|
||||
if (PyObject_SetItem(modules, name, mod) < 0)
|
||||
modules = PyImport_GetModuleDict();
|
||||
if (PyDict_SetItem(modules, name, mod) < 0)
|
||||
return -1;
|
||||
if (_PyState_AddModule(mod, def) < 0) {
|
||||
PyMapping_DelItem(modules, name);
|
||||
PyDict_DelItem(modules, name);
|
||||
return -1;
|
||||
}
|
||||
if (def->m_size == -1) {
|
||||
|
@ -665,28 +562,20 @@ _PyImport_FixupExtensionObject(PyObject *mod, PyObject *name,
|
|||
}
|
||||
|
||||
int
|
||||
_PyImport_FixupBuiltin(PyObject *mod, const char *name, PyObject *modules)
|
||||
_PyImport_FixupBuiltin(PyObject *mod, const char *name)
|
||||
{
|
||||
int res;
|
||||
PyObject *nameobj;
|
||||
nameobj = PyUnicode_InternFromString(name);
|
||||
if (nameobj == NULL)
|
||||
return -1;
|
||||
res = _PyImport_FixupExtensionObject(mod, nameobj, nameobj, modules);
|
||||
res = _PyImport_FixupExtensionObject(mod, nameobj, nameobj);
|
||||
Py_DECREF(nameobj);
|
||||
return res;
|
||||
}
|
||||
|
||||
PyObject *
|
||||
_PyImport_FindExtensionObject(PyObject *name, PyObject *filename)
|
||||
{
|
||||
PyObject *modules = PyImport_GetModuleDict();
|
||||
return _PyImport_FindExtensionObjectEx(name, filename, modules);
|
||||
}
|
||||
|
||||
PyObject *
|
||||
_PyImport_FindExtensionObjectEx(PyObject *name, PyObject *filename,
|
||||
PyObject *modules)
|
||||
{
|
||||
PyObject *mod, *mdict, *key;
|
||||
PyModuleDef* def;
|
||||
|
@ -703,7 +592,7 @@ _PyImport_FindExtensionObjectEx(PyObject *name, PyObject *filename,
|
|||
/* Module does not support repeated initialization */
|
||||
if (def->m_base.m_copy == NULL)
|
||||
return NULL;
|
||||
mod = _PyImport_AddModuleObject(name, modules);
|
||||
mod = PyImport_AddModuleObject(name);
|
||||
if (mod == NULL)
|
||||
return NULL;
|
||||
mdict = PyModule_GetDict(mod);
|
||||
|
@ -718,14 +607,14 @@ _PyImport_FindExtensionObjectEx(PyObject *name, PyObject *filename,
|
|||
mod = def->m_base.m_init();
|
||||
if (mod == NULL)
|
||||
return NULL;
|
||||
if (PyObject_SetItem(modules, name, mod) == -1) {
|
||||
if (PyDict_SetItem(PyImport_GetModuleDict(), name, mod) == -1) {
|
||||
Py_DECREF(mod);
|
||||
return NULL;
|
||||
}
|
||||
Py_DECREF(mod);
|
||||
}
|
||||
if (_PyState_AddModule(mod, def) < 0) {
|
||||
PyMapping_DelItem(modules, name);
|
||||
PyDict_DelItem(PyImport_GetModuleDict(), name);
|
||||
Py_DECREF(mod);
|
||||
return NULL;
|
||||
}
|
||||
|
@ -737,13 +626,13 @@ _PyImport_FindExtensionObjectEx(PyObject *name, PyObject *filename,
|
|||
}
|
||||
|
||||
PyObject *
|
||||
_PyImport_FindBuiltin(const char *name, PyObject *modules)
|
||||
_PyImport_FindBuiltin(const char *name)
|
||||
{
|
||||
PyObject *res, *nameobj;
|
||||
nameobj = PyUnicode_InternFromString(name);
|
||||
if (nameobj == NULL)
|
||||
return NULL;
|
||||
res = _PyImport_FindExtensionObjectEx(nameobj, nameobj, modules);
|
||||
res = _PyImport_FindExtensionObject(nameobj, nameobj);
|
||||
Py_DECREF(nameobj);
|
||||
return res;
|
||||
}
|
||||
|
@ -758,34 +647,19 @@ PyObject *
|
|||
PyImport_AddModuleObject(PyObject *name)
|
||||
{
|
||||
PyObject *modules = PyImport_GetModuleDict();
|
||||
return _PyImport_AddModuleObject(name, modules);
|
||||
}
|
||||
|
||||
PyObject *
|
||||
_PyImport_AddModuleObject(PyObject *name, PyObject *modules)
|
||||
{
|
||||
PyObject *m;
|
||||
if (PyDict_CheckExact(modules)) {
|
||||
m = PyDict_GetItemWithError(modules, name);
|
||||
}
|
||||
else {
|
||||
m = PyObject_GetItem(modules, name);
|
||||
// For backward-comaptibility we copy the behavior
|
||||
// of PyDict_GetItemWithError().
|
||||
if (PyErr_ExceptionMatches(PyExc_KeyError)) {
|
||||
PyErr_Clear();
|
||||
}
|
||||
|
||||
if ((m = PyDict_GetItemWithError(modules, name)) != NULL &&
|
||||
PyModule_Check(m)) {
|
||||
return m;
|
||||
}
|
||||
if (PyErr_Occurred()) {
|
||||
return NULL;
|
||||
}
|
||||
if (m != NULL && PyModule_Check(m)) {
|
||||
return m;
|
||||
}
|
||||
m = PyModule_NewObject(name);
|
||||
if (m == NULL)
|
||||
return NULL;
|
||||
if (PyObject_SetItem(modules, name, m) != 0) {
|
||||
if (PyDict_SetItem(modules, name, m) != 0) {
|
||||
Py_DECREF(m);
|
||||
return NULL;
|
||||
}
|
||||
|
@ -812,13 +686,11 @@ static void
|
|||
remove_module(PyObject *name)
|
||||
{
|
||||
PyObject *modules = PyImport_GetModuleDict();
|
||||
if (PyMapping_DelItem(modules, name) < 0) {
|
||||
if (!PyMapping_HasKey(modules, name)) {
|
||||
return;
|
||||
}
|
||||
if (PyDict_GetItem(modules, name) == NULL)
|
||||
return;
|
||||
if (PyDict_DelItem(modules, name) < 0)
|
||||
Py_FatalError("import: deleting existing key in"
|
||||
"sys.modules failed");
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
@ -927,6 +799,7 @@ module_dict_for_exec(PyObject *name)
|
|||
static PyObject *
|
||||
exec_code_in_module(PyObject *name, PyObject *module_dict, PyObject *code_object)
|
||||
{
|
||||
PyObject *modules = PyImport_GetModuleDict();
|
||||
PyObject *v, *m;
|
||||
|
||||
v = PyEval_EvalCode(code_object, module_dict, module_dict);
|
||||
|
@ -936,8 +809,7 @@ exec_code_in_module(PyObject *name, PyObject *module_dict, PyObject *code_object
|
|||
}
|
||||
Py_DECREF(v);
|
||||
|
||||
m = _PyImport_GetModule(name);
|
||||
if (m == NULL) {
|
||||
if ((m = PyDict_GetItem(modules, name)) == NULL) {
|
||||
PyErr_Format(PyExc_ImportError,
|
||||
"Loaded module %R not found in sys.modules",
|
||||
name);
|
||||
|
@ -1170,7 +1042,6 @@ _imp_create_builtin(PyObject *module, PyObject *spec)
|
|||
return NULL;
|
||||
}
|
||||
|
||||
PyObject *modules = NULL;
|
||||
for (p = PyImport_Inittab; p->name != NULL; p++) {
|
||||
PyModuleDef *def;
|
||||
if (_PyUnicode_EqualToASCIIString(name, p->name)) {
|
||||
|
@ -1196,11 +1067,7 @@ _imp_create_builtin(PyObject *module, PyObject *spec)
|
|||
return NULL;
|
||||
}
|
||||
def->m_base.m_init = p->initfunc;
|
||||
if (modules == NULL) {
|
||||
modules = PyImport_GetModuleDict();
|
||||
}
|
||||
if (_PyImport_FixupExtensionObject(mod, name, name,
|
||||
modules) < 0) {
|
||||
if (_PyImport_FixupExtensionObject(mod, name, name) < 0) {
|
||||
Py_DECREF(name);
|
||||
return NULL;
|
||||
}
|
||||
|
@ -1644,7 +1511,7 @@ PyImport_ImportModuleLevelObject(PyObject *name, PyObject *globals,
|
|||
Py_INCREF(abs_name);
|
||||
}
|
||||
|
||||
mod = _PyImport_GetModule(abs_name);
|
||||
mod = PyDict_GetItem(interp->modules, abs_name);
|
||||
if (mod != NULL && mod != Py_None) {
|
||||
_Py_IDENTIFIER(__spec__);
|
||||
_Py_IDENTIFIER(_initializing);
|
||||
|
@ -1731,7 +1598,7 @@ PyImport_ImportModuleLevelObject(PyObject *name, PyObject *globals,
|
|||
goto error;
|
||||
}
|
||||
|
||||
final_mod = _PyImport_GetModule(to_return);
|
||||
final_mod = PyDict_GetItem(interp->modules, to_return);
|
||||
Py_DECREF(to_return);
|
||||
if (final_mod == NULL) {
|
||||
PyErr_Format(PyExc_KeyError,
|
||||
|
@ -1784,10 +1651,10 @@ PyImport_ImportModuleLevel(const char *name, PyObject *globals, PyObject *locals
|
|||
PyObject *
|
||||
PyImport_ReloadModule(PyObject *m)
|
||||
{
|
||||
_Py_IDENTIFIER(imp);
|
||||
_Py_IDENTIFIER(reload);
|
||||
PyObject *reloaded_module = NULL;
|
||||
PyObject *imp = _PyImport_GetModuleId(&PyId_imp);
|
||||
PyObject *modules = PyImport_GetModuleDict();
|
||||
PyObject *imp = PyDict_GetItemString(modules, "imp");
|
||||
if (imp == NULL) {
|
||||
imp = PyImport_ImportModule("imp");
|
||||
if (imp == NULL) {
|
||||
|
@ -1822,6 +1689,7 @@ PyImport_Import(PyObject *module_name)
|
|||
PyObject *globals = NULL;
|
||||
PyObject *import = NULL;
|
||||
PyObject *builtins = NULL;
|
||||
PyObject *modules = NULL;
|
||||
PyObject *r = NULL;
|
||||
|
||||
/* Initialize constant string objects */
|
||||
|
@ -1876,7 +1744,8 @@ PyImport_Import(PyObject *module_name)
|
|||
goto err;
|
||||
Py_DECREF(r);
|
||||
|
||||
r = _PyImport_GetModule(module_name);
|
||||
modules = PyImport_GetModuleDict();
|
||||
r = PyDict_GetItemWithError(modules, module_name);
|
||||
if (r != NULL) {
|
||||
Py_INCREF(r);
|
||||
}
|
||||
|
|
|
@ -215,8 +215,7 @@ _PyImport_LoadDynamicModuleWithSpec(PyObject *spec, FILE *fp)
|
|||
else
|
||||
Py_INCREF(path);
|
||||
|
||||
PyObject *modules = PyImport_GetModuleDict();
|
||||
if (_PyImport_FixupExtensionObject(m, name_unicode, path, modules) < 0)
|
||||
if (_PyImport_FixupExtensionObject(m, name_unicode, path) < 0)
|
||||
goto error;
|
||||
|
||||
Py_DECREF(name_unicode);
|
||||
|
|
|
@ -42,7 +42,6 @@ _Py_IDENTIFIER(name);
|
|||
_Py_IDENTIFIER(stdin);
|
||||
_Py_IDENTIFIER(stdout);
|
||||
_Py_IDENTIFIER(stderr);
|
||||
_Py_IDENTIFIER(threading);
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
|
@ -284,6 +283,7 @@ initimport(PyInterpreterState *interp, PyObject *sysmod)
|
|||
{
|
||||
PyObject *importlib;
|
||||
PyObject *impmod;
|
||||
PyObject *sys_modules;
|
||||
PyObject *value;
|
||||
|
||||
/* Import _importlib through its frozen version, _frozen_importlib. */
|
||||
|
@ -314,7 +314,11 @@ initimport(PyInterpreterState *interp, PyObject *sysmod)
|
|||
else if (Py_VerboseFlag) {
|
||||
PySys_FormatStderr("import _imp # builtin\n");
|
||||
}
|
||||
if (_PyImport_SetModuleString("_imp", impmod) < 0) {
|
||||
sys_modules = PyImport_GetModuleDict();
|
||||
if (Py_VerboseFlag) {
|
||||
PySys_FormatStderr("import sys # builtin\n");
|
||||
}
|
||||
if (PyDict_SetItemString(sys_modules, "_imp", impmod) < 0) {
|
||||
Py_FatalError("Py_Initialize: can't save _imp to sys.modules");
|
||||
}
|
||||
|
||||
|
@ -671,20 +675,10 @@ void _Py_InitializeCore(const _PyCoreConfig *config)
|
|||
if (!_PyFloat_Init())
|
||||
Py_FatalError("Py_InitializeCore: can't init float");
|
||||
|
||||
PyObject *modules = PyDict_New();
|
||||
if (modules == NULL)
|
||||
interp->modules = PyDict_New();
|
||||
if (interp->modules == NULL)
|
||||
Py_FatalError("Py_InitializeCore: can't make modules dictionary");
|
||||
|
||||
sysmod = _PySys_BeginInit();
|
||||
if (sysmod == NULL)
|
||||
Py_FatalError("Py_InitializeCore: can't initialize sys");
|
||||
interp->sysdict = PyModule_GetDict(sysmod);
|
||||
if (interp->sysdict == NULL)
|
||||
Py_FatalError("Py_InitializeCore: can't initialize sys dict");
|
||||
Py_INCREF(interp->sysdict);
|
||||
PyDict_SetItemString(interp->sysdict, "modules", modules);
|
||||
_PyImport_FixupBuiltin(sysmod, "sys", modules);
|
||||
|
||||
/* Init Unicode implementation; relies on the codec registry */
|
||||
if (_PyUnicode_Init() < 0)
|
||||
Py_FatalError("Py_InitializeCore: can't initialize unicode");
|
||||
|
@ -695,7 +689,7 @@ void _Py_InitializeCore(const _PyCoreConfig *config)
|
|||
bimod = _PyBuiltin_Init();
|
||||
if (bimod == NULL)
|
||||
Py_FatalError("Py_InitializeCore: can't initialize builtins modules");
|
||||
_PyImport_FixupBuiltin(bimod, "builtins", modules);
|
||||
_PyImport_FixupBuiltin(bimod, "builtins");
|
||||
interp->builtins = PyModule_GetDict(bimod);
|
||||
if (interp->builtins == NULL)
|
||||
Py_FatalError("Py_InitializeCore: can't initialize builtins dict");
|
||||
|
@ -704,6 +698,17 @@ void _Py_InitializeCore(const _PyCoreConfig *config)
|
|||
/* initialize builtin exceptions */
|
||||
_PyExc_Init(bimod);
|
||||
|
||||
sysmod = _PySys_BeginInit();
|
||||
if (sysmod == NULL)
|
||||
Py_FatalError("Py_InitializeCore: can't initialize sys");
|
||||
interp->sysdict = PyModule_GetDict(sysmod);
|
||||
if (interp->sysdict == NULL)
|
||||
Py_FatalError("Py_InitializeCore: can't initialize sys dict");
|
||||
Py_INCREF(interp->sysdict);
|
||||
_PyImport_FixupBuiltin(sysmod, "sys");
|
||||
PyDict_SetItemString(interp->sysdict, "modules",
|
||||
interp->modules);
|
||||
|
||||
/* Set up a preliminary stderr printer until we have enough
|
||||
infrastructure for the io module in place. */
|
||||
pstderr = PyFile_NewStdPrinter(fileno(stderr));
|
||||
|
@ -1006,11 +1011,6 @@ Py_FinalizeEx(void)
|
|||
while (_PyGC_CollectIfEnabled() > 0)
|
||||
/* nothing */;
|
||||
#endif
|
||||
|
||||
#ifdef Py_REF_DEBUG
|
||||
PyObject *showrefcount = _PyDebug_XOptionShowRefCount();
|
||||
#endif
|
||||
|
||||
/* Destroy all modules */
|
||||
PyImport_Cleanup();
|
||||
|
||||
|
@ -1058,10 +1058,7 @@ Py_FinalizeEx(void)
|
|||
/* dump hash stats */
|
||||
_PyHash_Fini();
|
||||
|
||||
#ifdef Py_REF_DEBUG
|
||||
if (showrefcount == Py_True)
|
||||
_PyDebug_PrintTotalRefs();
|
||||
#endif
|
||||
_PY_DEBUG_PRINT_TOTAL_REFS();
|
||||
|
||||
#ifdef Py_TRACE_REFS
|
||||
/* Display all objects still alive -- this can invoke arbitrary
|
||||
|
@ -1206,22 +1203,9 @@ Py_NewInterpreter(void)
|
|||
|
||||
/* XXX The following is lax in error checking */
|
||||
|
||||
PyObject *modules = PyDict_New();
|
||||
if (modules == NULL)
|
||||
Py_FatalError("Py_NewInterpreter: can't make modules dictionary");
|
||||
interp->modules = PyDict_New();
|
||||
|
||||
sysmod = _PyImport_FindBuiltin("sys", modules);
|
||||
if (sysmod != NULL) {
|
||||
interp->sysdict = PyModule_GetDict(sysmod);
|
||||
if (interp->sysdict == NULL)
|
||||
goto handle_error;
|
||||
Py_INCREF(interp->sysdict);
|
||||
PyDict_SetItemString(interp->sysdict, "modules", modules);
|
||||
PySys_SetPath(Py_GetPath());
|
||||
_PySys_EndInit(interp->sysdict);
|
||||
}
|
||||
|
||||
bimod = _PyImport_FindBuiltin("builtins", modules);
|
||||
bimod = _PyImport_FindBuiltin("builtins");
|
||||
if (bimod != NULL) {
|
||||
interp->builtins = PyModule_GetDict(bimod);
|
||||
if (interp->builtins == NULL)
|
||||
|
@ -1232,9 +1216,18 @@ Py_NewInterpreter(void)
|
|||
/* initialize builtin exceptions */
|
||||
_PyExc_Init(bimod);
|
||||
|
||||
sysmod = _PyImport_FindBuiltin("sys");
|
||||
if (bimod != NULL && sysmod != NULL) {
|
||||
PyObject *pstderr;
|
||||
|
||||
interp->sysdict = PyModule_GetDict(sysmod);
|
||||
if (interp->sysdict == NULL)
|
||||
goto handle_error;
|
||||
Py_INCREF(interp->sysdict);
|
||||
_PySys_EndInit(interp->sysdict);
|
||||
PySys_SetPath(Py_GetPath());
|
||||
PyDict_SetItemString(interp->sysdict, "modules",
|
||||
interp->modules);
|
||||
/* Set up a preliminary stderr printer until we have enough
|
||||
infrastructure for the io module in place. */
|
||||
pstderr = PyFile_NewStdPrinter(fileno(stderr));
|
||||
|
@ -1910,13 +1903,14 @@ wait_for_thread_shutdown(void)
|
|||
{
|
||||
_Py_IDENTIFIER(_shutdown);
|
||||
PyObject *result;
|
||||
PyObject *threading = _PyImport_GetModuleId(&PyId_threading);
|
||||
PyThreadState *tstate = PyThreadState_GET();
|
||||
PyObject *threading = PyMapping_GetItemString(tstate->interp->modules,
|
||||
"threading");
|
||||
if (threading == NULL) {
|
||||
/* threading not imported */
|
||||
PyErr_Clear();
|
||||
return;
|
||||
}
|
||||
Py_INCREF(threading);
|
||||
result = _PyObject_CallMethodId(threading, &PyId__shutdown, NULL);
|
||||
if (result == NULL) {
|
||||
PyErr_WriteUnraisable(threading);
|
||||
|
|
|
@ -90,12 +90,15 @@ PyInterpreterState_New(void)
|
|||
PyMem_RawMalloc(sizeof(PyInterpreterState));
|
||||
|
||||
if (interp != NULL) {
|
||||
interp->modules = NULL;
|
||||
interp->modules_by_index = NULL;
|
||||
interp->sysdict = NULL;
|
||||
interp->builtins = NULL;
|
||||
interp->builtins_copy = NULL;
|
||||
interp->tstate_head = NULL;
|
||||
interp->check_interval = 100;
|
||||
interp->warnoptions = NULL;
|
||||
interp->xoptions = NULL;
|
||||
interp->num_threads = 0;
|
||||
interp->pythread_stacksize = 0;
|
||||
interp->codec_search_path = NULL;
|
||||
|
@ -153,6 +156,7 @@ PyInterpreterState_Clear(PyInterpreterState *interp)
|
|||
Py_CLEAR(interp->codec_search_path);
|
||||
Py_CLEAR(interp->codec_search_cache);
|
||||
Py_CLEAR(interp->codec_error_registry);
|
||||
Py_CLEAR(interp->modules);
|
||||
Py_CLEAR(interp->modules_by_index);
|
||||
Py_CLEAR(interp->sysdict);
|
||||
Py_CLEAR(interp->builtins);
|
||||
|
|
|
@ -113,10 +113,7 @@ PyRun_InteractiveLoopFlags(FILE *fp, const char *filename_str, PyCompilerFlags *
|
|||
err = -1;
|
||||
for (;;) {
|
||||
ret = PyRun_InteractiveOneObject(fp, filename, flags);
|
||||
#ifdef Py_REF_DEBUG
|
||||
if (_PyDebug_XOptionShowRefCount() == Py_True)
|
||||
_PyDebug_PrintTotalRefs();
|
||||
#endif
|
||||
_PY_DEBUG_PRINT_TOTAL_REFS();
|
||||
if (ret == E_EOF) {
|
||||
err = 0;
|
||||
break;
|
||||
|
|
|
@ -36,14 +36,12 @@ extern const char *PyWin_DLLVersionString;
|
|||
|
||||
_Py_IDENTIFIER(_);
|
||||
_Py_IDENTIFIER(__sizeof__);
|
||||
_Py_IDENTIFIER(_xoptions);
|
||||
_Py_IDENTIFIER(buffer);
|
||||
_Py_IDENTIFIER(builtins);
|
||||
_Py_IDENTIFIER(encoding);
|
||||
_Py_IDENTIFIER(path);
|
||||
_Py_IDENTIFIER(stdout);
|
||||
_Py_IDENTIFIER(stderr);
|
||||
_Py_IDENTIFIER(warnoptions);
|
||||
_Py_IDENTIFIER(write);
|
||||
|
||||
PyObject *
|
||||
|
@ -162,11 +160,13 @@ static PyObject *
|
|||
sys_displayhook(PyObject *self, PyObject *o)
|
||||
{
|
||||
PyObject *outf;
|
||||
PyInterpreterState *interp = PyThreadState_GET()->interp;
|
||||
PyObject *modules = interp->modules;
|
||||
PyObject *builtins;
|
||||
static PyObject *newline = NULL;
|
||||
int err;
|
||||
|
||||
builtins = _PyImport_GetModuleId(&PyId_builtins);
|
||||
builtins = _PyDict_GetItemId(modules, &PyId_builtins);
|
||||
if (builtins == NULL) {
|
||||
PyErr_SetString(PyExc_RuntimeError, "lost builtins module");
|
||||
return NULL;
|
||||
|
@ -1481,17 +1481,13 @@ list_builtin_module_names(void)
|
|||
static PyObject *
|
||||
get_warnoptions(void)
|
||||
{
|
||||
PyObject *warnoptions = _PySys_GetObjectId(&PyId_warnoptions);
|
||||
PyObject *warnoptions = PyThreadState_GET()->interp->warnoptions;
|
||||
if (warnoptions == NULL || !PyList_Check(warnoptions)) {
|
||||
Py_XDECREF(warnoptions);
|
||||
warnoptions = PyList_New(0);
|
||||
if (warnoptions == NULL)
|
||||
return NULL;
|
||||
if (_PySys_SetObjectId(&PyId_warnoptions, warnoptions)) {
|
||||
Py_DECREF(warnoptions);
|
||||
return NULL;
|
||||
}
|
||||
Py_DECREF(warnoptions);
|
||||
PyThreadState_GET()->interp->warnoptions = warnoptions;
|
||||
}
|
||||
return warnoptions;
|
||||
}
|
||||
|
@ -1499,7 +1495,7 @@ get_warnoptions(void)
|
|||
void
|
||||
PySys_ResetWarnOptions(void)
|
||||
{
|
||||
PyObject *warnoptions = _PySys_GetObjectId(&PyId_warnoptions);
|
||||
PyObject *warnoptions = PyThreadState_GET()->interp->warnoptions;
|
||||
if (warnoptions == NULL || !PyList_Check(warnoptions))
|
||||
return;
|
||||
PyList_SetSlice(warnoptions, 0, PyList_GET_SIZE(warnoptions), NULL);
|
||||
|
@ -1528,24 +1524,20 @@ PySys_AddWarnOption(const wchar_t *s)
|
|||
int
|
||||
PySys_HasWarnOptions(void)
|
||||
{
|
||||
PyObject *warnoptions = _PySys_GetObjectId(&PyId_warnoptions);
|
||||
PyObject *warnoptions = PyThreadState_GET()->interp->warnoptions;
|
||||
return (warnoptions != NULL && (PyList_Size(warnoptions) > 0)) ? 1 : 0;
|
||||
}
|
||||
|
||||
static PyObject *
|
||||
get_xoptions(void)
|
||||
{
|
||||
PyObject *xoptions = _PySys_GetObjectId(&PyId__xoptions);
|
||||
PyObject *xoptions = PyThreadState_GET()->interp->xoptions;
|
||||
if (xoptions == NULL || !PyDict_Check(xoptions)) {
|
||||
Py_XDECREF(xoptions);
|
||||
xoptions = PyDict_New();
|
||||
if (xoptions == NULL)
|
||||
return NULL;
|
||||
if (_PySys_SetObjectId(&PyId__xoptions, xoptions)) {
|
||||
Py_DECREF(xoptions);
|
||||
return NULL;
|
||||
}
|
||||
Py_DECREF(xoptions);
|
||||
PyThreadState_GET()->interp->xoptions = xoptions;
|
||||
}
|
||||
return xoptions;
|
||||
}
|
||||
|
@ -1947,7 +1939,7 @@ _PySys_BeginInit(void)
|
|||
PyObject *m, *sysdict, *version_info;
|
||||
int res;
|
||||
|
||||
m = _PyModule_CreateInitialized(&sysmodule, PYTHON_API_VERSION);
|
||||
m = PyModule_Create(&sysmodule);
|
||||
if (m == NULL)
|
||||
return NULL;
|
||||
sysdict = PyModule_GetDict(m);
|
||||
|
@ -2094,6 +2086,16 @@ _PySys_BeginInit(void)
|
|||
#undef SET_SYS_FROM_STRING_BORROW
|
||||
|
||||
/* Updating the sys namespace, returning integer error codes */
|
||||
#define SET_SYS_FROM_STRING_BORROW_INT_RESULT(key, value) \
|
||||
do { \
|
||||
PyObject *v = (value); \
|
||||
if (v == NULL) \
|
||||
return -1; \
|
||||
res = PyDict_SetItemString(sysdict, key, v); \
|
||||
if (res < 0) { \
|
||||
return res; \
|
||||
} \
|
||||
} while (0)
|
||||
#define SET_SYS_FROM_STRING_INT_RESULT(key, value) \
|
||||
do { \
|
||||
PyObject *v = (value); \
|
||||
|
@ -2138,11 +2140,15 @@ _PySys_EndInit(PyObject *sysdict)
|
|||
SET_SYS_FROM_STRING_INT_RESULT("base_exec_prefix",
|
||||
PyUnicode_FromWideChar(Py_GetExecPrefix(), -1));
|
||||
|
||||
if (get_warnoptions() == NULL)
|
||||
PyObject *warnoptions = get_warnoptions();
|
||||
if (warnoptions == NULL)
|
||||
return -1;
|
||||
SET_SYS_FROM_STRING_BORROW_INT_RESULT("warnoptions", warnoptions);
|
||||
|
||||
if (get_xoptions() == NULL)
|
||||
PyObject *xoptions = get_xoptions();
|
||||
if (xoptions == NULL)
|
||||
return -1;
|
||||
SET_SYS_FROM_STRING_BORROW_INT_RESULT("_xoptions", xoptions);
|
||||
|
||||
if (PyErr_Occurred())
|
||||
return -1;
|
||||
|
@ -2150,6 +2156,7 @@ _PySys_EndInit(PyObject *sysdict)
|
|||
}
|
||||
|
||||
#undef SET_SYS_FROM_STRING_INT_RESULT
|
||||
#undef SET_SYS_FROM_STRING_BORROW_INT_RESULT
|
||||
|
||||
static PyObject *
|
||||
makepathobject(const wchar_t *path, wchar_t delim)
|
||||
|
|
Loading…
Reference in New Issue