@Override
        public void visitPyRaiseStatement(@NotNull PyRaiseStatement node) {
          super.visitPyRaiseStatement(node);
          final PyExpression[] expressions = node.getExpressions();
          if (expressions.length == 1) {
            final PyExpression expression = expressions[0];
            if (expression instanceof PyCallExpression) {
              final PyExpression callee = ((PyCallExpression)expression).getCallee();
              if (callee != null && PyNames.NOT_IMPLEMENTED_ERROR.equals(callee.getText()))
                mayBeStatic[0] = false;
            }
            else if (PyNames.NOT_IMPLEMENTED_ERROR.equals(expression.getText())) {
              mayBeStatic[0] = false;
            }
          }
        }
@Override
        public void visitPyRaiseStatement(@NotNull PyRaiseStatement node)