code: def n_nlog(x, no):
      """The model function"""
      return no * x * np.log(x)
  
file_path: tsfel/tsfel/utils/calculate_complexity.py
imports: import time
  import json
  import numpy
  from scipy.optimize import curve_fit
  from tsfel.feature_extraction.features_settings import load_json
  from tsfel.feature_extraction.calc_features import calc_window_features
label_desc: Use image node_id 2 for calling a global function with example usage: n_nlog(x, no) and returns: unknown