是objectreferencecount的缩写，即引用计数typedefstruct_object{_PyObject_HEAD_EXTRAPy_ssize_tob_refcnt;PyTypeObject*ob_type;}PyObject;
是objectreferencecount的缩写，即引用计数typedefstruct_object{_PyObject_HEAD_EXTRAPy_ssize_tob_refcnt;PyTypeObject*ob_type;}PyObject;