Fix style

Author: fangerer

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/objects/cext/hpy/NativeSpaceArrayWrapper.java

@@ -57,6 +57,7 @@ public NativeSpaceArrayWrapper(GraalHPyHandleReference[] data) {
     }
 
     @ExportMessage
+    @SuppressWarnings("static-method")
     boolean hasArrayElements() {
         return true;
     }
@@ -80,4 +81,4 @@ Object readArrayElement(long i) {
         // return something that responds to 'isNull' with 'true'
         return PNone.NO_VALUE;
     }
-}
+}

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/nodes/expression/BinaryArithmetic.java

@@ -101,10 +101,10 @@ public String getOperator() {
     }
 
     /**
-     * A helper root node that dispatches to {@link LookupAndCallBinaryNode} to execute the
-     * provided binary operator. This node is mostly useful to use such operators from a
-     * location without a frame (e.g. from interop). Note: this is just a root node and won't do any
-     * signature checking.
+     * A helper root node that dispatches to {@link LookupAndCallBinaryNode} to execute the provided
+     * binary operator. This node is mostly useful to use such operators from a location without a
+     * frame (e.g. from interop). Note: this is just a root node and won't do any signature
+     * checking.
      */
     public static final class BinaryArithmeticExpression extends ExpressionNode {
         @Child private LookupAndCallBinaryNode callNode;

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/nodes/expression/InplaceArithmetic.java

@@ -47,9 +47,7 @@
 import com.oracle.graal.python.builtins.objects.function.Signature;
 import com.oracle.graal.python.nodes.ErrorMessages;
 import com.oracle.graal.python.nodes.PRaiseNode;
-import com.oracle.graal.python.nodes.PRootNode;
 import com.oracle.graal.python.nodes.SpecialMethodNames;
-import com.oracle.graal.python.nodes.call.special.LookupAndCallUnaryNode;
 import com.oracle.graal.python.nodes.expression.BinaryArithmetic.CallBinaryArithmeticRootNode;
 import com.oracle.graal.python.nodes.expression.TernaryArithmetic.CallTernaryArithmeticRootNode;
 import com.oracle.graal.python.util.PythonUtils;

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/nodes/expression/UnaryArithmetic.java

@@ -48,7 +48,6 @@
 import com.oracle.graal.python.nodes.ErrorMessages;
 import com.oracle.graal.python.nodes.PRaiseNode;
 import com.oracle.graal.python.nodes.SpecialMethodNames;
-import com.oracle.graal.python.nodes.call.special.LookupAndCallBinaryNode;
 import com.oracle.graal.python.nodes.call.special.LookupAndCallUnaryNode;
 import com.oracle.graal.python.nodes.call.special.LookupAndCallUnaryNode.NoAttributeHandler;
 import com.oracle.graal.python.util.PythonUtils;