Function TapeCouldPossiblyRecord

tensorflow/python/eager/pywrap_tfe_src.cc:1596–1607

}

bool TapeCouldPossiblyRecord(PyObject* tensors) {
  if (tensors == Py_None) {
    return false;
  }
  if (*ThreadTapeIsStopped()) {
    return false;
  }
  if (!HasTape()) {
    return false;
  }
  return true;
}

PyObject* TFE_Py_TapeSetShouldRecord(PyObject* tensors) {
  if (!TapeCouldPossiblyRecord(tensors)) {