def send_preamble(self):
        if self.origin_server:
            if self.client_is_modern():
                self._write('HTTP/%s %s\r\n' % (self.http_version,self.status))
                if not self.headers.has_key('Date'):
                    self._write(
                        'Date: %s\r\n' % format_date_time(time.time())
                    )
                if self.server_software and not self.headers.has_key('Server'):
                    self._write('Server: %s\r\n' % self.server_software)
        else:
            self._write('Status: %s\r\n' % self.status)
Delete an existing Widget from the Dashboard
dataset/ETHPy150Open CollabQ/CollabQ/vendor/wsgiref/handlers.py/BaseHandler.send_preamble--crossover with--dataset/ETHPy150Open treeio/treeio/treeio/core/dashboard/views.py/dashboard_widget_delete