33     static PyObject *docstr, *modstr, *namestr;  in PyClass_New()  local
34     if (docstr == NULL) {  in PyClass_New()
35         docstr= PyString_InternFromString("__doc__");  in PyClass_New()
36         if (docstr == NULL)  in PyClass_New()
59     if (PyDict_GetItem(dict, docstr) == NULL) {  in PyClass_New()
60         if (PyDict_SetItem(dict, docstr, Py_None) < 0)  in PyClass_New()
2304     static PyObject *docstr;  in instancemethod_get_doc()  local
2305     if (docstr == NULL) {  in instancemethod_get_doc()
2306         docstr= PyString_InternFromString("__doc__");  in instancemethod_get_doc()
2307         if (docstr == NULL)  in instancemethod_get_doc()
2310     return PyObject_GetAttr(im->im_func, docstr);  in instancemethod_get_doc()