Unused imports (#9092)

* Marked some classes as static

Signed-off-by: Dariusz Zbyrad <dariusz.zbyrad@gmail.com>

* Removed unused imports

Signed-off-by: Dariusz Zbyrad <dariusz.zbyrad@gmail.com>

* Revert "Marked some classes as static"

This reverts commit 50f7c34a

Signed-off-by: Dariusz Zbyrad <dariusz.zbyrad@gmail.com>

arbiter/arbiter-deeplearning4j/src/main/java/org/deeplearning4j/arbiter/BaseNetworkSpace.java

@@ -31,7 +31,6 @@ import org.deeplearning4j.arbiter.optimize.serde.jackson.YamlMapper;
 import org.deeplearning4j.earlystopping.EarlyStoppingConfiguration;
 import org.deeplearning4j.nn.api.OptimizationAlgorithm;
 import org.deeplearning4j.nn.api.layers.LayerConstraint;
-import org.deeplearning4j.nn.conf.*;
 import org.deeplearning4j.nn.conf.distribution.Distribution;
 import org.deeplearning4j.nn.conf.dropout.Dropout;
 import org.deeplearning4j.nn.conf.dropout.IDropout;

arbiter/arbiter-deeplearning4j/src/test/java/org/deeplearning4j/arbiter/multilayernetwork/TestLayerSpace.java

@@ -31,7 +31,6 @@ import org.deeplearning4j.nn.conf.constraint.MaxNormConstraint;
 import org.deeplearning4j.nn.conf.constraint.MinMaxNormConstraint;
 import org.deeplearning4j.nn.conf.constraint.NonNegativeConstraint;
 import org.deeplearning4j.nn.conf.constraint.UnitNormConstraint;
-import org.deeplearning4j.nn.conf.layers.*;
 import org.junit.Test;
 import org.nd4j.linalg.activations.Activation;
 import org.nd4j.linalg.activations.IActivation;

arbiter/arbiter-deeplearning4j/src/test/java/org/deeplearning4j/arbiter/multilayernetwork/TestMultiLayerSpace.java

@@ -56,7 +56,6 @@ import org.deeplearning4j.nn.conf.constraint.UnitNormConstraint;
 import org.deeplearning4j.nn.conf.dropout.Dropout;
 import org.deeplearning4j.nn.conf.dropout.IDropout;
 import org.deeplearning4j.nn.conf.inputs.InputType;
-import org.deeplearning4j.nn.conf.layers.*;
 import org.deeplearning4j.nn.conf.layers.variational.BernoulliReconstructionDistribution;
 import org.deeplearning4j.nn.conf.layers.variational.GaussianReconstructionDistribution;
 import org.deeplearning4j.nn.conf.layers.variational.ReconstructionDistribution;

datavec/datavec-spark/src/main/java/org/datavec/spark/functions/pairdata/BytesPairWritable.java

@@ -20,7 +20,6 @@ import java.io.DataInput;
 import java.io.DataOutput;
 import java.io.IOException;
 import java.io.Serializable;
-import java.nio.charset.Charset;
 import java.nio.charset.StandardCharsets;
 
 /**A Hadoop writable class for a pair of byte arrays, plus the original URIs (as Strings) of the files they came from

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/TFGraphRunnerService.java

@@ -18,7 +18,6 @@
 package org.nd4j;
 
 
-import org.nd4j.linalg.api.buffer.DataType;
 import org.nd4j.linalg.api.ndarray.INDArray;
 
 import java.util.List;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/autodiff/samediff/impl/DefaultSameDiffConditional.java

@@ -21,8 +21,6 @@ import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.autodiff.samediff.SameDiffConditional;
 import org.nd4j.autodiff.samediff.SameDiffFunctionDefinition;
 
-import java.util.ArrayList;
-
 public class DefaultSameDiffConditional implements SameDiffConditional {
 
     @Override

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/autodiff/samediff/ops/SDCNN.java

@@ -18,8 +18,6 @@
 
 package org.nd4j.autodiff.samediff.ops;
 
-import static org.nd4j.autodiff.samediff.ops.SDValidation.isSameType;
-
 import java.lang.String;
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/autodiff/samediff/ops/SDImage.java

@@ -18,8 +18,6 @@
 
 package org.nd4j.autodiff.samediff.ops;
 
-import static org.nd4j.autodiff.samediff.ops.SDValidation.isSameType;
-
 import java.lang.String;
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/autodiff/samediff/ops/SDLinalg.java

@@ -18,8 +18,6 @@
 
 package org.nd4j.autodiff.samediff.ops;
 
-import static org.nd4j.autodiff.samediff.ops.SDValidation.isSameType;
-
 import java.lang.String;
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/autodiff/samediff/ops/SDLoss.java

@@ -18,8 +18,6 @@
 
 package org.nd4j.autodiff.samediff.ops;
 
-import static org.nd4j.autodiff.samediff.ops.SDValidation.isSameType;
-
 import java.lang.String;
 import org.nd4j.autodiff.loss.LossReduce;
 import org.nd4j.autodiff.samediff.SDVariable;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/autodiff/samediff/ops/SDMath.java

@@ -18,8 +18,6 @@
 
 package org.nd4j.autodiff.samediff.ops;
 
-import static org.nd4j.autodiff.samediff.ops.SDValidation.isSameType;
-
 import java.lang.String;
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/autodiff/samediff/ops/SDNN.java

@@ -18,8 +18,6 @@
 
 package org.nd4j.autodiff.samediff.ops;
 
-import static org.nd4j.autodiff.samediff.ops.SDValidation.isSameType;
-
 import java.lang.String;
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/autodiff/samediff/ops/SDOps.java

@@ -18,8 +18,6 @@
 
 package org.nd4j.autodiff.samediff.ops;
 
-import static org.nd4j.autodiff.samediff.ops.SDValidation.isSameType;
-
 import org.nd4j.autodiff.samediff.SameDiff;
 
 public class SDOps {

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/autodiff/samediff/ops/SDRNN.java

@@ -18,8 +18,6 @@
 
 package org.nd4j.autodiff.samediff.ops;
 
-import static org.nd4j.autodiff.samediff.ops.SDValidation.isSameType;
-
 import java.lang.String;
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/autodiff/samediff/ops/SDRandom.java

@@ -18,8 +18,6 @@
 
 package org.nd4j.autodiff.samediff.ops;
 
-import static org.nd4j.autodiff.samediff.ops.SDValidation.isSameType;
-
 import java.lang.String;
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/autodiff/validation/OpValidation.java

@@ -76,8 +76,6 @@ import org.nd4j.linalg.api.ops.impl.transforms.custom.*;
 import org.nd4j.linalg.api.ops.impl.transforms.pairwise.BinaryMinimalRelativeError;
 import org.nd4j.linalg.api.ops.impl.transforms.pairwise.arithmetic.bp.*;
 import org.nd4j.linalg.api.ops.impl.transforms.gradient.*;
-import org.nd4j.linalg.api.ops.impl.transforms.gradient.SigmoidDerivative;
-import org.nd4j.linalg.api.ops.impl.transforms.gradient.TanhDerivative;
 import org.nd4j.linalg.api.ops.impl.transforms.pairwise.bool.Not;
 import org.nd4j.linalg.api.ops.impl.transforms.segment.bp.*;
 import org.nd4j.linalg.api.ops.impl.transforms.strict.GELUDerivative;
@@ -101,7 +99,6 @@ import java.io.IOException;
 import java.lang.reflect.Modifier;
 import java.nio.ByteBuffer;
 import java.util.*;
-import java.util.Set;
 
 /**
  * Main test case runner for validating ops used in SameDiff.<br>

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/evaluation/curves/BaseCurve.java

@@ -16,7 +16,6 @@
 
 package org.nd4j.evaluation.curves;
 
-import org.nd4j.evaluation.BaseEvaluation;
 import org.nd4j.serde.json.JsonMappers;
 import org.nd4j.shade.jackson.annotation.JsonTypeInfo;
 import org.nd4j.shade.jackson.core.JsonProcessingException;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/evaluation/curves/BaseHistogram.java

@@ -16,7 +16,6 @@
 
 package org.nd4j.evaluation.curves;
 
-import org.nd4j.evaluation.BaseEvaluation;
 import org.nd4j.serde.json.JsonMappers;
 import org.nd4j.shade.jackson.annotation.JsonTypeInfo;
 import org.nd4j.shade.jackson.core.JsonProcessingException;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/evaluation/custom/CustomEvaluation.java

@@ -29,8 +29,6 @@ import lombok.RequiredArgsConstructor;
 import org.nd4j.evaluation.BaseEvaluation;
 import org.nd4j.evaluation.IEvaluation;
 import org.nd4j.evaluation.IMetric;
-import org.nd4j.evaluation.regression.RegressionEvaluation;
-import org.nd4j.evaluation.regression.RegressionEvaluation.Metric;
 import org.nd4j.linalg.api.ndarray.INDArray;
 
 /**

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/FlatArray.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/FlatArrayList.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/FlatConfiguration.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/FlatDropRequest.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/FlatGraph.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/FlatInferenceRequest.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/FlatNode.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/FlatProperties.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/FlatResponse.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/FlatResult.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/FlatTiming.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/FlatVariable.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/FrameIteration.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/IntPair.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/IntTriple.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/LongPair.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/LongTriple.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/UIAddName.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/UIEvent.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/UIGraphStructure.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/UIHardwareState.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/UIHistogram.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/UIOp.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/UIStaticInfoRecord.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/UISummaryStatistics.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/UISystemInfo.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/UIVariable.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/graph/UpdaterState.java

@@ -5,7 +5,7 @@ package org.nd4j.graph;
 import java.nio.*;
 import java.lang.*;
 import java.nio.ByteOrder;
-import java.util.*;
+
 import com.google.flatbuffers.*;
 
 @SuppressWarnings("unused")

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/imports/converters/DifferentialFunctionClassHolder.java

@@ -27,12 +27,10 @@ import org.nd4j.imports.descriptors.tensorflow.TensorflowDescriptorParser;
 import org.nd4j.linalg.api.ops.*;
 import org.nd4j.linalg.api.ops.impl.controlflow.compat.*;
 import org.nd4j.linalg.api.ops.impl.layers.ExternalErrorsFunction;
-import org.nd4j.linalg.api.ops.impl.layers.convolution.*;
 import org.nd4j.linalg.exception.ND4JIllegalStateException;
 import org.nd4j.linalg.factory.Nd4j;
 import org.tensorflow.framework.OpDef;
 
-import java.io.IOException;
 import java.lang.reflect.Field;
 import java.lang.reflect.Modifier;
 import java.util.*;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/blas/impl/BaseLevel2.java

@@ -16,7 +16,6 @@
 
 package org.nd4j.linalg.api.blas.impl;
 
-import lombok.val;
 import org.nd4j.linalg.api.blas.Level2;
 import org.nd4j.linalg.api.blas.params.GemvParameters;
 import org.nd4j.linalg.api.blas.params.MMulTranspose;
@@ -27,7 +26,6 @@ import org.nd4j.linalg.api.ops.executioner.OpExecutioner;
 import org.nd4j.linalg.api.ops.executioner.OpExecutionerUtil;
 import org.nd4j.linalg.api.ops.impl.reduce.Mmul;
 import org.nd4j.linalg.exception.ND4JArraySizeException;
-import org.nd4j.linalg.exception.ND4JIllegalStateException;
 import org.nd4j.linalg.factory.Nd4j;
 import org.nd4j.linalg.profiler.OpProfiler;
 

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/buffer/BaseDataBuffer.java

@@ -30,10 +30,6 @@ import org.nd4j.common.util.ArrayUtil;
 
 import java.io.*;
 import java.nio.*;
-import java.nio.DoubleBuffer;
-import java.nio.FloatBuffer;
-import java.nio.IntBuffer;
-import java.nio.LongBuffer;
 import java.util.Collection;
 import java.util.concurrent.atomic.AtomicInteger;
 import java.util.concurrent.atomic.AtomicLong;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ndarray/BaseNDArray.java

@@ -45,8 +45,6 @@ import org.nd4j.linalg.api.ops.impl.reduce3.EqualsWithEps;
 import org.nd4j.linalg.api.ops.impl.reduce3.EuclideanDistance;
 import org.nd4j.linalg.api.ops.impl.reduce3.ManhattanDistance;
 import org.nd4j.linalg.api.ops.impl.reduce.longer.MatchCondition;
-import org.nd4j.linalg.api.ops.impl.reduce.same.Max;
-import org.nd4j.linalg.api.ops.impl.reduce.same.Min;
 import org.nd4j.linalg.api.ops.impl.broadcast.*;
 import org.nd4j.linalg.api.ops.impl.controlflow.Where;
 import org.nd4j.linalg.api.ops.impl.scalar.*;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/compression/DecodeBitmap.java

@@ -20,7 +20,6 @@ import lombok.NonNull;
 import org.nd4j.linalg.api.buffer.DataType;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.DynamicCustomOp;
-import org.nd4j.linalg.factory.Nd4j;
 
 import java.util.Arrays;
 import java.util.List;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/compression/EncodeBitmap.java

@@ -23,7 +23,6 @@ import org.nd4j.linalg.api.ops.DynamicCustomOp;
 import org.nd4j.linalg.factory.Nd4j;
 
 import java.util.Arrays;
-import java.util.Collections;
 import java.util.List;
 
 /**

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/compression/EncodeThreshold.java

@@ -20,7 +20,6 @@ import lombok.NonNull;
 import org.nd4j.linalg.api.buffer.DataType;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.DynamicCustomOp;
-import org.nd4j.linalg.factory.Nd4j;
 
 import java.util.Arrays;
 import java.util.List;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/custom/BarnesHutGains.java

@@ -1,6 +1,5 @@
 package org.nd4j.linalg.api.ops.custom;
 
-import lombok.val;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.DynamicCustomOp;
 

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/custom/Tri.java

@@ -22,7 +22,6 @@ import org.nd4j.linalg.api.buffer.DataType;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.DynamicCustomOp;
 
-import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;
 

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/custom/Triu.java

@@ -21,9 +21,7 @@ import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.linalg.api.buffer.DataType;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.DynamicCustomOp;
-import org.nd4j.linalg.factory.Nd4j;
 
-import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;
 

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/custom/TriuBp.java

@@ -20,10 +20,7 @@ import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.linalg.api.buffer.DataType;
 import org.nd4j.linalg.api.ops.DynamicCustomOp;
-import org.nd4j.linalg.api.ops.impl.transforms.custom.ReverseBp;
-import org.nd4j.linalg.factory.Nd4j;
 
-import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;
 

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/broadcast/BroadcastAddOp.java

@@ -18,7 +18,6 @@ package org.nd4j.linalg.api.ops.impl.broadcast;
 
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;
-import org.nd4j.imports.NoOpNameFoundException;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.BaseBroadcastOp;
 

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/broadcast/BroadcastGradientArgs.java

@@ -18,7 +18,6 @@ package org.nd4j.linalg.api.ops.impl.broadcast;
 
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;
-import org.nd4j.imports.NoOpNameFoundException;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.BaseBroadcastOp;
 

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/broadcast/BroadcastMax.java

@@ -16,7 +16,6 @@
 
 package org.nd4j.linalg.api.ops.impl.broadcast;
 
-import org.nd4j.autodiff.functions.DifferentialFunction;
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.imports.NoOpNameFoundException;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/broadcast/BroadcastMin.java

@@ -16,7 +16,6 @@
 
 package org.nd4j.linalg.api.ops.impl.broadcast;
 
-import org.nd4j.autodiff.functions.DifferentialFunction;
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.imports.NoOpNameFoundException;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/broadcast/BroadcastRSubOp.java

@@ -16,7 +16,6 @@
 
 package org.nd4j.linalg.api.ops.impl.broadcast;
 
-import org.nd4j.autodiff.functions.DifferentialFunction;
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.imports.NoOpNameFoundException;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/broadcast/bool/BroadcastEqualTo.java

@@ -21,7 +21,6 @@ import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.imports.NoOpNameFoundException;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.BaseBroadcastBoolOp;
-import org.nd4j.linalg.api.ops.BaseBroadcastOp;
 
 import java.util.Arrays;
 import java.util.List;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/broadcast/bool/BroadcastGreaterThan.java

@@ -21,7 +21,6 @@ import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.imports.NoOpNameFoundException;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.BaseBroadcastBoolOp;
-import org.nd4j.linalg.api.ops.BaseBroadcastOp;
 
 import java.util.List;
 

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/broadcast/bool/BroadcastGreaterThanOrEqual.java

@@ -21,7 +21,6 @@ import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.imports.NoOpNameFoundException;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.BaseBroadcastBoolOp;
-import org.nd4j.linalg.api.ops.BaseBroadcastOp;
 
 import java.util.List;
 

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/broadcast/bool/BroadcastLessThan.java

@@ -21,7 +21,6 @@ import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.imports.NoOpNameFoundException;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.BaseBroadcastBoolOp;
-import org.nd4j.linalg.api.ops.BaseBroadcastOp;
 
 import java.util.Arrays;
 import java.util.List;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/broadcast/bool/BroadcastLessThanOrEqual.java

@@ -21,7 +21,6 @@ import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.imports.NoOpNameFoundException;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.BaseBroadcastBoolOp;
-import org.nd4j.linalg.api.ops.BaseBroadcastOp;
 
 import java.util.Arrays;
 import java.util.List;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/broadcast/bool/BroadcastNotEqual.java

@@ -21,7 +21,6 @@ import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.imports.NoOpNameFoundException;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.BaseBroadcastBoolOp;
-import org.nd4j.linalg.api.ops.BaseBroadcastOp;
 
 import java.util.List;
 

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/indexaccum/FirstIndex.java

@@ -19,7 +19,6 @@ package org.nd4j.linalg.api.ops.impl.indexaccum;
 import lombok.Data;
 import lombok.NoArgsConstructor;
 import lombok.NonNull;
-import org.nd4j.autodiff.functions.DifferentialFunction;
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.imports.NoOpNameFoundException;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/layers/convolution/LocalResponseNormalizationDerivative.java

@@ -21,7 +21,6 @@ import lombok.extern.slf4j.Slf4j;
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.imports.NoOpNameFoundException;
-import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.impl.layers.convolution.config.LocalResponseNormalizationConfig;
 
 import java.util.List;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/layers/convolution/config/BaseConvolutionConfig.java

@@ -16,7 +16,6 @@
 
 package org.nd4j.linalg.api.ops.impl.layers.convolution.config;
 
-import java.util.LinkedHashMap;
 import java.util.Map;
 
 import lombok.extern.slf4j.Slf4j;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/layers/recurrent/LSTMCell.java

@@ -17,13 +17,9 @@
 package org.nd4j.linalg.api.ops.impl.layers.recurrent;
 
 import lombok.NoArgsConstructor;
-import onnx.Onnx;
 import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.linalg.api.ops.DynamicCustomOp;
 import org.nd4j.linalg.api.ops.impl.layers.recurrent.config.LSTMCellConfiguration;
-import org.tensorflow.framework.AttrValue;
-import org.tensorflow.framework.GraphDef;
-import org.tensorflow.framework.NodeDef;
 
 import java.util.Map;
 

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/layers/recurrent/config/GRUCellConfiguration.java

@@ -20,9 +20,6 @@ import lombok.Builder;
 import lombok.Data;
 import org.nd4j.autodiff.samediff.SDVariable;
 
-import java.util.LinkedHashMap;
-import java.util.Map;
-
 @Data
 @Builder
 public class GRUCellConfiguration {

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/layers/recurrent/weights/GRUWeights.java

@@ -3,7 +3,6 @@ package org.nd4j.linalg.api.ops.impl.layers.recurrent.weights;
 import lombok.Builder;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
-import lombok.NonNull;
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.impl.layers.recurrent.GRUCell;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/layers/recurrent/weights/LSTMWeights.java

@@ -3,7 +3,6 @@ package org.nd4j.linalg.api.ops.impl.layers.recurrent.weights;
 import lombok.Builder;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
-import lombok.NonNull;
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.impl.layers.recurrent.LSTMBlockCell;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/layers/recurrent/weights/SRUWeights.java

@@ -3,10 +3,8 @@ package org.nd4j.linalg.api.ops.impl.layers.recurrent.weights;
 import lombok.Builder;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
-import lombok.NonNull;
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.linalg.api.ndarray.INDArray;
-import org.nd4j.linalg.api.ops.impl.layers.recurrent.LSTMBlockCell;
 import org.nd4j.linalg.api.ops.impl.layers.recurrent.SRU;
 import org.nd4j.linalg.api.ops.impl.layers.recurrent.SRUCell;
 

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/loss/AbsoluteDifferenceLoss.java

@@ -22,7 +22,6 @@ import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.impl.loss.bp.AbsoluteDifferenceLossBp;
 
-import java.util.Arrays;
 import java.util.List;
 
 /**

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/loss/LogLoss.java

@@ -22,7 +22,6 @@ import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.impl.loss.bp.LogLossBp;
 
-import java.util.Arrays;
 import java.util.List;
 
 /**

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/loss/LogPoissonLoss.java

@@ -22,7 +22,6 @@ import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.impl.loss.bp.LogPoissonLossBp;
 
-import java.util.Arrays;
 import java.util.List;
 
 /**

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/loss/SigmoidCrossEntropyLoss.java

@@ -21,16 +21,9 @@ import lombok.NoArgsConstructor;
 import org.nd4j.autodiff.loss.LossReduce;
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;
-import org.nd4j.imports.NoOpNameFoundException;
-import org.nd4j.imports.graphmapper.tf.TFGraphMapper;
 
 import org.nd4j.linalg.api.ndarray.INDArray;
-import org.nd4j.linalg.api.ops.DynamicCustomOp;
-import org.nd4j.linalg.api.ops.Op;
 import org.nd4j.linalg.api.ops.impl.loss.bp.SigmoidCrossEntropyLossBp;
-import org.tensorflow.framework.AttrValue;
-import org.tensorflow.framework.GraphDef;
-import org.tensorflow.framework.NodeDef;
 
 import java.util.*;
 

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/loss/SoftmaxCrossEntropyLoss.java

@@ -23,14 +23,11 @@ import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.imports.NoOpNameFoundException;
 import org.nd4j.imports.graphmapper.tf.TFGraphMapper;
 import org.nd4j.linalg.api.ndarray.INDArray;
-import org.nd4j.linalg.api.ops.DynamicCustomOp;
-import org.nd4j.linalg.api.ops.Op;
 import org.nd4j.linalg.api.ops.impl.loss.bp.SoftmaxCrossEntropyLossBp;
 import org.tensorflow.framework.AttrValue;
 import org.tensorflow.framework.GraphDef;
 import org.tensorflow.framework.NodeDef;
 
-import java.util.Arrays;
 import java.util.List;
 import java.util.Map;
 

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/loss/bp/CosineDistanceLossBp.java

@@ -19,9 +19,6 @@ package org.nd4j.linalg.api.ops.impl.loss.bp;
 import org.nd4j.autodiff.loss.LossReduce;
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;
-import org.nd4j.linalg.api.ops.impl.loss.BaseLoss;
-
-import java.util.List;
 
 /**
  * Cosine distance loss

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/loss/bp/LogLossBp.java

@@ -19,7 +19,6 @@ package org.nd4j.linalg.api.ops.impl.loss.bp;
 import org.nd4j.autodiff.loss.LossReduce;
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;
-import org.nd4j.linalg.api.ops.impl.loss.BaseLoss;
 
 /**
  * Binary log loss, or cross entropy loss:

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/loss/bp/SigmoidCrossEntropyLossBp.java

@@ -20,7 +20,6 @@ import lombok.NoArgsConstructor;
 import org.nd4j.autodiff.loss.LossReduce;
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;
-import org.nd4j.linalg.api.ops.impl.loss.BaseLoss;
 
 
 /**

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/reduce/bool/All.java

@@ -20,7 +20,6 @@ import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.BaseReduceBoolOp;
-import org.nd4j.linalg.api.ops.BaseReduceOp;
 
 import java.util.Collections;
 import java.util.List;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/reduce/bool/Any.java

@@ -20,7 +20,6 @@ import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.BaseReduceBoolOp;
-import org.nd4j.linalg.api.ops.BaseReduceOp;
 
 import java.util.Collections;
 import java.util.List;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/reduce/bool/IsNaN.java

@@ -18,7 +18,6 @@ package org.nd4j.linalg.api.ops.impl.reduce.bool;
 
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;
-import org.nd4j.imports.NoOpNameFoundException;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.BaseReduceBoolOp;
 

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/reduce/floating/Norm1.java

@@ -24,7 +24,6 @@ import org.nd4j.linalg.api.ops.BaseReduceFloatOp;
 import org.nd4j.linalg.api.ops.impl.reduce.bp.Norm1Bp;
 import org.nd4j.linalg.ops.transforms.Transforms;
 
-import java.util.Collections;
 import java.util.List;
 
 /**

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/reduce/floating/Norm2.java

@@ -18,13 +18,11 @@ package org.nd4j.linalg.api.ops.impl.reduce.floating;
 
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;
-import org.nd4j.imports.NoOpNameFoundException;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.BaseReduceFloatOp;
 import org.nd4j.linalg.api.ops.impl.reduce.bp.Norm2Bp;
 import org.nd4j.linalg.ops.transforms.Transforms;
 
-import java.util.Collections;
 import java.util.List;
 
 /**

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/reduce/floating/NormMax.java

@@ -24,7 +24,6 @@ import org.nd4j.linalg.api.ops.BaseReduceFloatOp;
 import org.nd4j.linalg.api.ops.impl.reduce.bp.NormMaxBp;
 import org.nd4j.linalg.ops.transforms.Transforms;
 
-import java.util.Collections;
 import java.util.List;
 
 /**

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/reduce/floating/SquaredNorm.java

@@ -23,7 +23,6 @@ import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.BaseReduceFloatOp;
 import org.nd4j.linalg.api.ops.impl.reduce.bp.SquaredNormBp;
 
-import java.util.Collections;
 import java.util.List;
 
 

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/reduce/same/Max.java

@@ -22,7 +22,6 @@ import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.BaseReduceSameOp;
 import org.nd4j.linalg.api.ops.impl.reduce.bp.MaxBp;
 
-import java.util.Collections;
 import java.util.List;
 
 /**

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/reduce/same/Min.java

@@ -22,7 +22,6 @@ import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.BaseReduceSameOp;
 import org.nd4j.linalg.api.ops.impl.reduce.bp.MinBp;
 
-import java.util.Collections;
 import java.util.List;
 
 /**

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/reduce/same/Prod.java

@@ -18,12 +18,10 @@ package org.nd4j.linalg.api.ops.impl.reduce.same;
 
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;
-import org.nd4j.linalg.api.ndarray.BaseNDArray;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.BaseReduceSameOp;
 import org.nd4j.linalg.api.ops.impl.reduce.bp.ProdBp;
 
-import java.util.Collections;
 import java.util.List;
 
 /**

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/reduce/same/Sum.java

@@ -23,7 +23,6 @@ import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.BaseReduceSameOp;
 import org.nd4j.linalg.api.ops.impl.reduce.bp.SumBp;
 
-import java.util.Collections;
 import java.util.List;
 
 /**

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/reduce3/Dot.java

@@ -21,7 +21,6 @@ import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.impl.reduce.bp.DotBp;
 
-import java.util.Arrays;
 import java.util.List;
 
 /**

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/scalar/LeakyReLU.java

@@ -16,7 +16,6 @@
 
 package org.nd4j.linalg.api.ops.impl.scalar;
 
-import java.util.Collections;
 import java.util.List;
 import java.util.Map;
 import org.nd4j.autodiff.samediff.SDVariable;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/scalar/LogX.java

@@ -16,13 +16,11 @@
 
 package org.nd4j.linalg.api.ops.impl.scalar;
 
-import org.nd4j.autodiff.functions.DifferentialFunction;
 import org.nd4j.autodiff.samediff.SDVariable;
 import org.nd4j.autodiff.samediff.SameDiff;
 import org.nd4j.imports.NoOpNameFoundException;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.BaseScalarOp;
-import org.nd4j.linalg.api.ops.BaseTransformOp;
 
 import java.util.Collections;
 import java.util.List;

nd4j/nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/ops/impl/scalar/Pow.java

@@ -22,7 +22,6 @@ import org.nd4j.imports.NoOpNameFoundException;
 import org.nd4j.linalg.api.ndarray.INDArray;
 import org.nd4j.linalg.api.ops.BaseScalarOp;
 
-import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;