| 42 | } |
| 43 | |
| 44 | PyObject* RegisterType(PyObject* type_name, PyObject* type) { |
| 45 | if (!PyType_Check(type)) { |
| 46 | PyErr_SetString(PyExc_TypeError, |
| 47 | tensorflow::strings::StrCat("Expecting a type, got ", |
| 48 | Py_TYPE(type)->tp_name) |
| 49 | .c_str()); |
| 50 | return nullptr; |
| 51 | } |
| 52 | |
| 53 | string key; |
| 54 | if (PyBytes_Check(type_name)) { |
| 55 | key = PyBytes_AsString(type_name); |
| 56 | } |
| 57 | #if PY_MAJOR_VERSION >= 3 |
| 58 | if (PyUnicode_Check(type_name)) { |
| 59 | key = PyUnicode_AsUTF8(type_name); |
| 60 | } |
| 61 | #endif |
| 62 | |
| 63 | if (PythonTypesMap()->find(key) != PythonTypesMap()->end()) { |
| 64 | PyErr_SetString(PyExc_TypeError, tensorflow::strings::StrCat( |
| 65 | "Type already registered for ", key) |
| 66 | .c_str()); |
| 67 | return nullptr; |
| 68 | } |
| 69 | |
| 70 | Py_INCREF(type); |
| 71 | PythonTypesMap()->emplace(key, type); |
| 72 | |
| 73 | Py_RETURN_NONE; |
| 74 | } |
| 75 | |
| 76 | namespace { |
| 77 | const int kMaxItemsInCache = 1024; |