code: def import_data_to_restful_server(args, content):
      """call restful server to import data to the experiment"""
      experiments_dict = Experiments().get_all_experiments()
      rest_port = experiments_dict.get(get_config_filename(args)).get(
          "port"
      )
      running, _ = check_rest_server_quick(rest_port)
      if running:
          response = rest_post(
              import_data_url(rest_port), content, REST_TIME_OUT
          )
          if response and check_response(response):
              return response
      else:
          print_error("Restful server is not running...")
      return None
  
imports: import json
  import os
  from .rest_utils import rest_put, rest_post, rest_get, check_rest_server_quick, check_response
  from .url_utils import experiment_url, import_data_url
  from .config_utils import Config, Experiments
  from .common_utils import get_json_content, print_normal, print_error, print_warning
  from .nnictl_utils import get_experiment_port, get_config_filename, detect_process
  from .launcher_utils import parse_time
  from .constants import REST_TIME_OUT, TUNERS_SUPPORTING_IMPORT_DATA, TUNERS_NO_NEED_TO_IMPORT_DATA
label_desc: Use image node_id 13 for calling a global function with example usage: import_data_to_restful_server(args, content) and returns: None, response