Function GetPythonStack

paddle/fluid/pybind/eager_utils.cc:385–395

* @brief Get the string representation of the current Python stack * * Use Python’s traceback module to obtain the current stack information and * convert it into a string representation for return. * * @return String representation of the current Python stack */

 * @return String representation of the current Python stack
 */
std::string GetPythonStack() {
  pybind11::gil_scoped_acquire gil;
  PyObject* mod = PyImport_ImportModule("traceback");
  PyObject* traceback_list = PyObject_CallMethod(mod, "format_stack", "");
  std::string str = "";
  for (Py_ssize_t i = 0; i < PyList_Size(traceback_list); i++) {
    PyObject* line = PyList_GetItem(traceback_list, i);
    str += py::str(PyUnicode_AsUTF8(line));
  }
  return str;
}
void SetPythonStack() {
  if (FLAGS_check_nan_inf && FLAGS_check_nan_inf_level == 0) {
    VLOG(4) << "this is SetPythonStack";