53 lines
1.7 KiB
C++
53 lines
1.7 KiB
C++
/* Copyright 2020 The TensorFlow Authors. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==============================================================================*/
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#include "tensorflow/python/util/stack_trace.h"
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namespace {
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// Returns C string from a Python string object. Handles Python2/3 strings.
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// TODO(kkb): This is a generic Python utility function. factor out as a
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// utility.
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const char* GetPythonString(PyObject* o) {
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#if PY_MAJOR_VERSION >= 3
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if (PyBytes_Check(o)) {
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return PyBytes_AsString(o);
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} else {
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return PyUnicode_AsUTF8(o);
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}
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#else
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return PyBytes_AsString(o);
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#endif
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}
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} // namespace
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namespace tensorflow {
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std::string StackTrace::ToString() const {
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DCheckPyGilState();
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std::ostringstream result;
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for (int i = size_ - 1; i >= 0; --i) {
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result << " File \"" << PyUnicode_AsUTF8(code_objs_[i]->co_filename)
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<< "\", line "
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<< PyCode_Addr2Line(code_objs_[i], last_instructions_[i]) << ", in "
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<< GetPythonString(code_objs_[i]->co_name)
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<< "\n <source line unimplemented>\n";
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// TODO(kkb): Add source code line. See tf_stack.cc's
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// FrameSummary::line() function.
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}
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return result.str();
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}
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} // namespace tensorflow
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