1 /* Copyright 2022 The TensorFlow Authors. All Rights Reserved. 2 3 Licensed under the Apache License, Version 2.0 (the "License"); 4 you may not use this file except in compliance with the License. 5 You may obtain a copy of the License at 6 7 http://www.apache.org/licenses/LICENSE-2.0 8 9 Unless required by applicable law or agreed to in writing, software 10 distributed under the License is distributed on an "AS IS" BASIS, 11 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 See the License for the specific language governing permissions and 13 limitations under the License. 14 ==============================================================================*/ 15 16 #ifndef TENSORFLOW_COMPILER_MLIR_TFRT_JIT_PYTHON_BINDING_CONVERSION_UTILS_H_ 17 #define TENSORFLOW_COMPILER_MLIR_TFRT_JIT_PYTHON_BINDING_CONVERSION_UTILS_H_ 18 19 #include "pybind11/numpy.h" 20 #include "tensorflow/compiler/xla/runtime/arguments.h" 21 #include "tfrt/dtype/dtype.h" // from @tf_runtime 22 23 namespace tensorflow { 24 25 // Returns Python buffer protocol's type string from TFRT's dtype. 26 const char* ToPythonStructFormat(tfrt::DType dtype_kind); 27 28 // Returns TFRT's dtype for the Python buffer protocol's type string. 29 tfrt::DType FromPythonStructFormat(char dtype); 30 31 // Converts Python array to the Memref Descriptor. 32 xla::runtime::MemrefDesc ConvertPyArrayMemrefDesc(const pybind11::array& array); 33 34 } // namespace tensorflow 35 36 #endif // TENSORFLOW_COMPILER_MLIR_TFRT_JIT_PYTHON_BINDING_CONVERSION_UTILS_H_ 37