gemma.cpp/io/migrate_weights.cc

55 lines
1.6 KiB
C++

// Copyright 2024 Google LLC
// SPDX-License-Identifier: Apache-2.0
//
// 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
//
// https://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.
// Loads a model and saves it in single-file format.
#include "evals/benchmark_helper.h" // GemmaEnv
#include "gemma/gemma.h"
#include "util/args.h"
namespace gcpp {
namespace {
struct WriterArgs : public ArgsBase<WriterArgs> {
WriterArgs(int argc, char* argv[], ConsumedArgs& consumed) {
InitAndParse(argc, argv, consumed);
}
Path output_weights;
template <class Visitor>
void ForEach(const Visitor& visitor) {
visitor(output_weights, "output_weights", Path(),
"Path name of output weights (.sbs) file.\n Required argument.");
}
};
} // namespace
} // namespace gcpp
int main(int argc, char** argv) {
gcpp::ConsumedArgs consumed(argc, argv);
gcpp::GemmaArgs args(argc, argv, consumed);
gcpp::WriterArgs writer_args(argc, argv, consumed);
if (writer_args.output_weights.Empty()) {
HWY_ABORT("Missing --output_weights flag, a file for the model weights.");
}
consumed.AbortIfUnconsumed();
gcpp::GemmaEnv env(args);
env.GetGemma()->Save(writer_args.output_weights, env.Env().ctx);
return 0;
}