PY-25076 Method may be static checks compares only unqualified references with "self"

python/src/com/jetbrains/python/inspections/PyMethodMayBeStaticInspection.java

@@ -113,8 +113,10 @@ public class PyMethodMayBeStaticInspection extends PyInspection {
 
         @Override
         public void visitPyReferenceExpression(PyReferenceExpression node) {
-          super.visitPyReferenceExpression(node);
-          if (selfName.equals(node.getName())) {
+          if (node.isQualified()) {
+            super.visitPyReferenceExpression(node);
+          }
+          else if (selfName.equals(node.getName())) {
             mayBeStatic[0] = false;
           }
         }

python/testData/inspections/PyMethodMayBeStaticInspection/attributeNamedSelf.py

@@ -0,0 +1,7 @@
+x = object()
+x.self = 42
+
+
+class C:
+    def <weak_warning descr="Method 'method' may be 'static'">method</weak_warning>(self):
+        print(x.self)

python/testSrc/com/jetbrains/python/inspections/PyMethodMayBeStaticInspectionTest.java

@@ -115,6 +115,11 @@ public class PyMethodMayBeStaticInspectionTest extends PyTestCase {
     doTest();
   }
 
+  // PY-25076
+  public void testAttributeNamedSelf() {
+    doTest();
+  }
+
   private void doTest() {
     myFixture.configureByFile(getTestName(true) + ".py");
     myFixture.enableInspections(PyMethodMayBeStaticInspection.class);