PyObject * PyModule_New(const char *name) { PyObject *nameobj, *module; nameobj = PyUnicode_FromString(name); if (nameobj == NULL) return NULL; module = PyModule_NewObject(nameobj); Py_DECREF(nameobj); return module; }
PyObject * PyModule_FromDefAndSpec2(struct PyModuleDef* def, PyObject *spec, int module_api_version) { PyModuleDef_Slot* cur_slot; PyObject *(*create)(PyObject *, PyModuleDef*) = NULL; PyObject *nameobj; PyObject *m = NULL; int has_execution_slots = 0; const char *name; int ret; PyModuleDef_Init(def); nameobj = PyObject_GetAttrString(spec, "name"); if (nameobj == NULL) { return NULL; } name = PyUnicode_AsUTF8(nameobj); if (name == NULL) { goto error; } if (!check_api_version(name, module_api_version)) { goto error; } if (def->m_size < 0) { PyErr_Format( PyExc_SystemError, "module %s: m_size may not be negative for multi-phase initialization", name); goto error; } for (cur_slot = def->m_slots; cur_slot && cur_slot->slot; cur_slot++) { if (cur_slot->slot == Py_mod_create) { if (create) { PyErr_Format( PyExc_SystemError, "module %s has multiple create slots", name); goto error; } create = cur_slot->value; } else if (cur_slot->slot < 0 || cur_slot->slot > _Py_mod_LAST_SLOT) { PyErr_Format( PyExc_SystemError, "module %s uses unknown slot ID %i", name, cur_slot->slot); goto error; } else { has_execution_slots = 1; } } if (create) { m = create(spec, def); if (m == NULL) { if (!PyErr_Occurred()) { PyErr_Format( PyExc_SystemError, "creation of module %s failed without setting an exception", name); } goto error; } else { if (PyErr_Occurred()) { PyErr_Format(PyExc_SystemError, "creation of module %s raised unreported exception", name); goto error; } } } else { m = PyModule_NewObject(nameobj); if (m == NULL) { goto error; } } if (PyModule_Check(m)) { ((PyModuleObject*)m)->md_state = NULL; ((PyModuleObject*)m)->md_def = def; } else { if (def->m_size > 0 || def->m_traverse || def->m_clear || def->m_free) { PyErr_Format( PyExc_SystemError, "module %s is not a module object, but requests module state", name); goto error; } if (has_execution_slots) { PyErr_Format( PyExc_SystemError, "module %s specifies execution slots, but did not create " "a ModuleType instance", name); goto error; } } if (def->m_methods != NULL) { ret = _add_methods_to_object(m, nameobj, def->m_methods); if (ret != 0) { goto error; } } if (def->m_doc != NULL) { ret = PyModule_SetDocString(m, def->m_doc); if (ret != 0) { goto error; } } Py_DECREF(nameobj); return m; error: Py_DECREF(nameobj); Py_XDECREF(m); return NULL; }