133 lines
4.0 KiB
Java

/*
* ******************************************************************************
* *
* *
* * This program and the accompanying materials are made available under the
* * terms of the Apache License, Version 2.0 which is available at
* * https://www.apache.org/licenses/LICENSE-2.0.
* *
* * See the NOTICE file distributed with this work for additional
* * information regarding copyright ownership.
* * 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.
* *
* * SPDX-License-Identifier: Apache-2.0
* *****************************************************************************
*/
package org.deeplearning4j.core.listener;
import lombok.NonNull;
import lombok.Builder;
import lombok.extern.slf4j.Slf4j;
import net.brutex.ai.dnn.api.IModel;
import org.apache.commons.io.FileUtils;
import org.deeplearning4j.optimize.api.TrainingListener;
import org.nd4j.linalg.api.ndarray.INDArray;
import oshi.json.SystemInfo;
import java.io.File;
import java.io.IOException;
import java.util.List;
import java.util.Map;
@Slf4j
@Builder
public class SystemInfoFilePrintListener implements TrainingListener {
private boolean printOnEpochStart;
private boolean printOnEpochEnd;
private boolean printOnForwardPass;
private boolean printOnBackwardPass;
private boolean printOnGradientCalculation;
private File printFileTarget;
public SystemInfoFilePrintListener(boolean printOnEpochStart, boolean printOnEpochEnd, boolean printOnForwardPass, boolean printOnBackwardPass, boolean printOnGradientCalculation, @NonNull File printFileTarget) {
this.printOnEpochStart = printOnEpochStart;
this.printOnEpochEnd = printOnEpochEnd;
this.printOnForwardPass = printOnForwardPass;
this.printOnBackwardPass = printOnBackwardPass;
this.printOnGradientCalculation = printOnGradientCalculation;
this.printFileTarget = printFileTarget;
}
@Override
public void iterationDone(IModel model, int iteration, int epoch) {
}
@Override
public void onEpochStart(IModel model) {
if(!printOnEpochStart || printFileTarget == null)
return;
writeFileWithMessage("epoch end");
}
@Override
public void onEpochEnd(IModel model) {
if(!printOnEpochEnd || printFileTarget == null)
return;
writeFileWithMessage("epoch begin");
}
@Override
public void onForwardPass(IModel model, List<INDArray> activations) {
if(!printOnBackwardPass || printFileTarget == null)
return;
writeFileWithMessage("forward pass");
}
@Override
public void onForwardPass(IModel model, Map<String, INDArray> activations) {
if(!printOnForwardPass || printFileTarget == null)
return;
writeFileWithMessage("forward pass");
}
@Override
public void onGradientCalculation(IModel model) {
if(!printOnGradientCalculation || printFileTarget == null)
return;
writeFileWithMessage("gradient calculation");
}
@Override
public void onBackwardPass(IModel model) {
if(!printOnBackwardPass || printFileTarget == null)
return;
writeFileWithMessage("backward pass");
}
private void writeFileWithMessage(String status) {
if(printFileTarget == null) {
log.warn("File not specified for writing!");
}
SystemInfo systemInfo = new SystemInfo();
log.info("Writing system info to file on " + status + ": " + printFileTarget.getAbsolutePath());
try {
FileUtils.write(printFileTarget,systemInfo.toPrettyJSON(), true);
} catch (IOException e) {
log.error("Error writing file for system info",e);
}
}
}