<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def render_GET(self, request):
 """Handle a GET request."""

        if not request.args:
            request.setHeader("Content-Type", "text/plain")
            return self.get_status_text()
        else:
            self.handle(request)
            return NOT_DONE_YET