in tensorflow/tensorflow/lite/toco/tensorflow_util.cc [40:198]
void LogDumpGraphDef(int log_level, const string& message,
const GraphDef& tf_graph) {
if (!VLOG_IS_ON(log_level)) {
return;
}
std::set<string> ops;
for (const auto& node : tf_graph.node()) {
ops.insert(node.op());
}
string dump;
toco::port::AppendF(&dump, R"MSG(
BEGIN DUMP OF TENSORFLOW GRAPHDEF (%s)
There are %d nodes.
There are %zu different op types:
)MSG",
message, tf_graph.node_size(), ops.size());
for (const auto& op : ops) {
toco::port::AppendF(&dump, " %s\n", op);
}
dump.append(R"MSG(
PROTO DUMP
)MSG");
for (const auto& node : tf_graph.node()) {
toco::port::AppendF(&dump, R"MSG(
BEGIN NODE: name = %s
op = %s
inputs = [
)MSG",
node.name(), node.op());
for (const auto& input : node.input()) {
toco::port::AppendF(&dump, " %s\n", input);
}
dump.append(" ]\n");
for (const auto& attr : node.attr()) {
toco::port::AppendF(&dump, " ATTR: name = %s\n", attr.first);
if (attr.second.value_case() == AttrValue::kFunc) {
dump.append(" func\n");
} else if (attr.second.value_case() == AttrValue::kPlaceholder) {
toco::port::AppendF(&dump, " placeholder: %s\n",
attr.second.placeholder());
} else if (attr.second.value_case() == AttrValue::kS) {
dump.append(" string:\n");
dump.append(R"MSG(
BEGIN EMBEDDED STRING
)MSG");
const auto& lines = absl::StrSplit(attr.second.s(), '\n');
for (const auto& line : lines) {
toco::port::AppendF(&dump, " %s\n", line);
}
dump.append(R"MSG(
END EMBEDDED STRING
)MSG");
} else if (attr.second.value_case() == AttrValue::kI) {
toco::port::AppendF(&dump, " int: %lld\n", attr.second.i());
} else if (attr.second.value_case() == AttrValue::kF) {
toco::port::AppendF(&dump, " float: %g\n", attr.second.f());
} else if (attr.second.value_case() == AttrValue::kB) {
toco::port::AppendF(&dump, " bool: %s\n",
attr.second.b() ? "true" : "false");
} else if (attr.second.value_case() == AttrValue::kType) {
toco::port::AppendF(&dump, " type: %s\n",
tensorflow::DataType_Name(attr.second.type()));
} else if (attr.second.value_case() == AttrValue::kShape) {
dump.append(" shape: [ ");
const auto& shape = attr.second.shape();
for (int i = 0; i < shape.dim_size(); i++) {
toco::port::AppendF(&dump, "%lld ", shape.dim(i).size());
}
dump.append("]\n");
} else if (attr.second.value_case() == AttrValue::kTensor) {
const auto& tensor = attr.second.tensor();
dump.append(" TENSOR:\n");
toco::port::AppendF(&dump, " type: %s\n",
tensorflow::DataType_Name(tensor.dtype()));
const auto& shape = tensor.tensor_shape();
dump.append(" shape: [ ");
for (int i = 0; i < shape.dim_size(); i++) {
toco::port::AppendF(&dump, "%lld ", shape.dim(i).size());
}
dump.append("]\n");
if (!tensor.tensor_content().empty()) {
toco::port::AppendF(&dump, " tensor_content: %zu bytes\n",
tensor.tensor_content().size());
}
if (tensor.dtype() == tensorflow::DT_INT32) {
CHECK_EQ(0, tensor.tensor_content().size() % sizeof(int32));
const int size = tensor.tensor_content().size() / sizeof(int32);
std::vector<int32> data(size);
toco::port::CopyToBuffer(tensor.tensor_content(),
reinterpret_cast<char*>(data.data()));
const int kMaxValsToPrint = 4;
dump.append(" tensor_content as ints: [ ");
for (int i = 0; i < kMaxValsToPrint && i < size; i++) {
toco::port::AppendF(&dump, "%d ", data[i]);
}
if (size > kMaxValsToPrint) {
dump.append("... ");
}
dump.append("]\n");
}
if (tensor.dtype() == tensorflow::DT_FLOAT) {
CHECK_EQ(0, tensor.tensor_content().size() % sizeof(float));
const int size = tensor.tensor_content().size() / sizeof(float);
std::vector<float> data(size);
toco::port::CopyToBuffer(tensor.tensor_content(),
reinterpret_cast<char*>(data.data()));
const int kMaxValsToPrint = 4;
dump.append(" tensor_content as floats: [ ");
for (int i = 0; i < kMaxValsToPrint && i < size; i++) {
toco::port::AppendF(&dump, "%g ", data[i]);
}
if (size > kMaxValsToPrint) {
dump.append("... ");
}
dump.append("]\n");
}
if (tensor.int_val_size()) {
toco::port::AppendF(&dump, " int_val: %d ints: [ ",
tensor.int_val_size());
const int kMaxValsToPrint = 4;
for (int i = 0; i < kMaxValsToPrint && i < tensor.int_val_size();
i++) {
toco::port::AppendF(&dump, "%d ", tensor.int_val(i));
}
if (tensor.int_val_size() > kMaxValsToPrint) {
dump.append("... ");
}
dump.append("]\n");
}
if (tensor.float_val_size()) {
toco::port::AppendF(&dump, " float_val: %d floats: [ ",
tensor.float_val_size());
const int kMaxValsToPrint = 4;
for (int i = 0; i < kMaxValsToPrint && i < tensor.float_val_size();
i++) {
toco::port::AppendF(&dump, "%g ", tensor.float_val(i));
}
if (tensor.float_val_size() > kMaxValsToPrint) {
dump.append("... ");
}
dump.append("]\n");
}
if (tensor.string_val_size()) {
toco::port::AppendF(&dump, " string_val: %d strings\n",
tensor.string_val_size());
}
} else if (attr.second.value_case() == AttrValue::kList) {
dump.append(" LIST\n");
}
}
dump.append("END NODE\n");
}
toco::port::AppendF(&dump, "END DUMP OF TENSORFLOW GRAPHDEF (%s)\n", message);
#if defined(GOOGLE_PLATFORM)
VLOG_LINES(log_level, dump);
#else
VLOG(log_level) << dump;
#endif
}