@Override
      public void visitPyTargetExpression(@NotNull PyTargetExpression node) {
        super.visitPyTargetExpression(node);
        if (PsiTreeUtil.getParentOfType(node, ScopeOwner.class) instanceof PyFile) {
          processLeafsNames(node, seenNames);
        }
      }
@Override
      public void visitPyTargetExpression(@NotNull PyTargetExpression node)