private void visitPyQualifiedExpression(PyQualifiedExpression node) {
        if (node != myElement) {
          final PyExpression qualifier = node.getQualifier();
          if (qualifier != null && qualifier.getText().equals(text)) {
            final String refName = node.getReferencedName();
            if (refName != null) {
              members.add(refName);
            }
          }
        }
      }
private void visitPyQualifiedExpression(PyQualifiedExpression node)