StringBuilder (@NotNull PyChangeInfo changeInfo, @NotNull PyCallExpression call) { final PyArgumentList argumentList = call.getArgumentList(); final PyExpression callee = call.getCallee(); String name = callee != null ? callee.getText() : changeInfo.getNewName(); StringBuilder builder = new StringBuilder(name + "("); if (argumentList != null) { List<String> params = collectParameters(changeInfo, call); builder.append(StringUtil.join(params, ",")); } builder.append(")"); return builder; }