Add forgotten Override annotations.

python/src/com/jetbrains/python/psi/impl/PyClassImpl.java

@@ -170,6 +170,7 @@ public class PyClassImpl extends PyBaseElementImpl<PyClassStub> implements PyCla
     }
   }
 
+  @Override
   public PsiElement setName(@NotNull String name) throws IncorrectOperationException {
     final ASTNode nameElement = PyUtil.createNewName(this, name);
     final ASTNode node = getNameNode();
@@ -192,11 +193,15 @@ public class PyClassImpl extends PyBaseElementImpl<PyClassStub> implements PyCla
     }
   }
 
+  @Nullable
+  @Override
   public PsiElement getNameIdentifier() {
     final ASTNode nameNode = getNameNode();
     return nameNode != null ? nameNode.getPsi() : null;
   }
 
+  @Nullable
+  @Override
   public ASTNode getNameNode() {
     return getNode().findChildByType(PyTokenTypes.IDENTIFIER);
   }
@@ -320,6 +325,7 @@ public class PyClassImpl extends PyBaseElementImpl<PyClassStub> implements PyCla
     return results;
   }
 
+  @Override
   public boolean isSubclass(PyClass parent, @Nullable TypeEvalContext context) {
     if (this == parent) {
       return true;
@@ -346,11 +352,14 @@ public class PyClassImpl extends PyBaseElementImpl<PyClassStub> implements PyCla
     return false;
   }
 
+  @Nullable
+  @Override
   public PyDecoratorList getDecoratorList() {
     return getStubOrPsiChild(PyElementTypes.DECORATOR_LIST);
   }
 
   @Nullable
+  @Override
   public String getQualifiedName() {
     return QualifiedNameFinder.getQualifiedName(this);
   }
@@ -392,6 +401,7 @@ public class PyClassImpl extends PyBaseElementImpl<PyClassStub> implements PyCla
   }
 
   @NotNull
+  @Override
   public PyClass[] getSuperClasses(@Nullable TypeEvalContext context) {
     if (context == null) {
       context = TypeEvalContext.codeInsightFallback(getProject());
@@ -596,6 +606,7 @@ public class PyClassImpl extends PyBaseElementImpl<PyClassStub> implements PyCla
       return null;
     }
 
+    @Override
     public boolean process(T target) {
       final PyClass currentClass = getContainingClass(target);
       // Stop when the current class changes and there was a result
@@ -679,6 +690,7 @@ public class PyClassImpl extends PyBaseElementImpl<PyClassStub> implements PyCla
   }
 
   @Nullable
+  @Override
   public PyFunction findInitOrNew(boolean inherited, final @Nullable TypeEvalContext context) {
     NameFinder<PyFunction> proc;
     if (isNewStyleClass(context)) {
@@ -949,10 +961,13 @@ public class PyClassImpl extends PyBaseElementImpl<PyClassStub> implements PyCla
       return filterNonStubExpression(myDeleter);
     }
 
+    @Override
     public String getName() {
       return myName;
     }
 
+    @Nullable
+    @Override
     public PyTargetExpression getDefinitionSite() {
       return mySite;
     }
@@ -1021,6 +1036,7 @@ public class PyClassImpl extends PyBaseElementImpl<PyClassStub> implements PyCla
       return maybeCallable;
     }
 
+    @Override
     public String toString() {
       return "property(" + myGetter + ", " + mySetter + ", " + myDeleter + ", " + myDoc + ")";
     }
@@ -1034,6 +1050,7 @@ public class PyClassImpl extends PyBaseElementImpl<PyClassStub> implements PyCla
     }
   }
 
+  @Override
   public boolean visitMethods(Processor<PyFunction> processor, boolean inherited, @Nullable final TypeEvalContext context) {
     return visitMethods(processor, inherited, false, context);
   }
@@ -1069,6 +1086,7 @@ public class PyClassImpl extends PyBaseElementImpl<PyClassStub> implements PyCla
     return true;
   }
 
+  @Override
   public boolean visitClassAttributes(Processor<PyTargetExpression> processor, boolean inherited, @Nullable final TypeEvalContext context) {
     List<PyTargetExpression> methods = getClassAttributes();
     if (!ContainerUtil.process(methods, processor)) return false;
@@ -1091,6 +1109,7 @@ public class PyClassImpl extends PyBaseElementImpl<PyClassStub> implements PyCla
     return attributesCollector.getAttributes();
   }
 
+  @Override
   public List<PyTargetExpression> getClassAttributes() {
     PyClassStub stub = getStub();
     if (stub != null) {
@@ -1119,6 +1138,7 @@ public class PyClassImpl extends PyBaseElementImpl<PyClassStub> implements PyCla
     return processor.getResult();
   }
 
+  @Override
   public List<PyTargetExpression> getInstanceAttributes() {
     if (myInstanceAttributes == null) {
       myInstanceAttributes = collectInstanceAttributes();
@@ -1207,6 +1227,7 @@ public class PyClassImpl extends PyBaseElementImpl<PyClassStub> implements PyCla
         public void visitPyClass(PyClass node) {
         }
 
+        @Override
         public void visitPyAssignmentStatement(final PyAssignmentStatement node) {
           for (PyExpression expression : node.getTargets()) {
             if (expression instanceof PyTargetExpression) {
@@ -1230,6 +1251,7 @@ public class PyClassImpl extends PyBaseElementImpl<PyClassStub> implements PyCla
     }
   }
 
+  @Override
   public boolean isNewStyleClass(@Nullable TypeEvalContext context) {
     return new NotNullLazyValue<ParameterizedCachedValue<Boolean, TypeEvalContext>>() {
       @NotNull
@@ -1320,11 +1342,14 @@ public class PyClassImpl extends PyBaseElementImpl<PyClassStub> implements PyCla
     return true;
   }
 
+  @Override
   public int getTextOffset() {
     final ASTNode name = getNameNode();
     return name != null ? name.getStartOffset() : super.getTextOffset();
   }
 
+  @Nullable
+  @Override
   public PyStringLiteralExpression getDocStringExpression() {
     return DocStringUtil.findDocStringExpression(getStatementList());
   }
@@ -1344,10 +1369,12 @@ public class PyClassImpl extends PyBaseElementImpl<PyClassStub> implements PyCla
     return DocStringUtil.getStructuredDocString(this);
   }
 
+  @Override
   public String toString() {
     return "PyClass: " + getName();
   }
 
+  @Override
   public void subtreeChanged() {
     super.subtreeChanged();
     ControlFlowCache.clear(this);