/* Copyright 2015 The TensorFlow Authors. All Rights Reserved.

Licensed under the Apache License, Version 2.0 (the "License");

you may not use this file except in compliance with the License.

You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software

distributed under the License is distributed on an "AS IS" BASIS,

WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

See the License for the specific language governing permissions and

limitations under the License.

==============================================================================*/

%include "tensorflow/python/lib/core/strings.i"

%include "tensorflow/python/platform/base.i"

%{

#include "tensorflow/c/checkpoint_reader.h"

#include "tensorflow/core/lib/core/status.h"

#include "tensorflow/python/lib/core/py_func.h"

%}

%typemap(out) const tensorflow::checkpoint::TensorSliceReader::VarToShapeMap& {

tensorflow::Safe_PyObjectPtr output_map(tensorflow::make_safe(PyDict_New()));

for (auto v : *$1) {

%#if PY_MAJOR_VERSION >= 3

tensorflow::Safe_PyObjectPtr key(

tensorflow::make_safe(PyUnicode_FromStringAndSize(v.first.c_str(),

v.first.size())));

%#else

tensorflow::Safe_PyObjectPtr key(

tensorflow::make_safe(PyString_FromStringAndSize(v.first.c_str(),

v.first.size())));

%#endif

if (!key) {

SWIG_fail;

}

size_t dims = v.second.dims();

tensorflow::Safe_PyObjectPtr value(tensorflow::make_safe(PyList_New(dims)));

if (!value) {

SWIG_fail;

}

for (size_t i = 0; i < dims; ++i) {

%#if PY_MAJOR_VERSION >= 3

tensorflow::Safe_PyObjectPtr dim_value(

tensorflow::make_safe(PyLong_FromLong(v.second.dim_size(i))));

%#else

tensorflow::Safe_PyObjectPtr dim_value(

tensorflow::make_safe(PyInt_FromLong(v.second.dim_size(i))));

%#endif

if (!dim_value) {

SWIG_fail;

}

PyList_SET_ITEM(value.get(), i, dim_value.release());

}

if (PyDict_SetItem(output_map.get(), key.get(), value.get()) == -1) {

SWIG_fail;

} else {

key.release();

value.release();

}

}

$result = output_map.release();

}

%{

static PyObject* CheckpointReader_GetTensor(

tensorflow::checkpoint::CheckpointReader* reader,

const string& name,

TF_Status* out_status) {

PyObject* py_obj = Py_None;

std::unique_ptr<tensorflow::Tensor> tensor;

reader->GetTensor(name, &tensor, out_status);

if (TF_GetCode(out_status) == TF_OK) {

tensorflow::Status status =

tensorflow::ConvertTensorToNdarray(*tensor.get(), &py_obj);

if (!status.ok()) {

Set_TF_Status_from_Status(out_status, status);

}

}

return py_obj;

}

%}

// Wrap this function.

PyObject* CheckpointReader_GetTensor(

tensorflow::checkpoint::CheckpointReader* reader,

const string& name,

TF_Status* out_status);

%ignoreall

%unignore tensorflow;

%unignore tensorflow::checkpoint;

%unignore tensorflow::checkpoint::CheckpointReader;

%unignore tensorflow::checkpoint::CheckpointReader::CheckpointReader;

%unignore tensorflow::checkpoint::CheckpointReader::~CheckpointReader;

%rename("debug_string") tensorflow::checkpoint::CheckpointReader::DebugString;

%rename("get_variable_to_shape_map") tensorflow::checkpoint::CheckpointReader::GetVariableToShapeMap;

%rename("_HasTensor") tensorflow::checkpoint::CheckpointReader::HasTensor;

%unignore CheckpointReader_GetTensor;

%extend tensorflow::checkpoint::CheckpointReader {

%insert("python") %{

def has_tensor(self, tensor_str):

from tensorflow.python.util import compat

return self._HasTensor(compat.as_bytes(tensor_str))

def get_tensor(self, tensor_str):

from tensorflow.python.framework import errors

with errors.raise_exception_on_not_ok_status() as status:

from tensorflow.python.util import compat

return CheckpointReader_GetTensor(self, compat.as_bytes(tensor_str),

status)

%}

}

%insert("python") %{

def NewCheckpointReader(filepattern):

from tensorflow.python.framework import errors

with errors.raise_exception_on_not_ok_status() as status:

from tensorflow.python.util import compat

return CheckpointReader(compat.as_bytes(filepattern), status)

%}

%include "tensorflow/c/checkpoint_reader.h"

%unignoreall