code: def create_app():
      app = Flask(__name__)
      _load_model(app.instance_path)
      _get_cornac_metric_classnames()
      return app
  
file_path: cornac/cornac/serving/app.py
imports: import os
  import sys
  import inspect
  from datetime import datetime, timezone
  from csv import writer
  from cornac.data import Dataset, Reader
  from cornac.eval_methods import BaseMethod
  from cornac.metrics import *
label_desc: Use image node_id 5 for calling a global function with example usage: create_app() and returns: app