code: def get_data_file_path(fileName):
      return os.path.join(os.path.split(__file__)[0], "data", fileName)
  
imports: import csv
  import os
  import shutil
  import subprocess
  import tempfile
  import unittest
  import matplotlib
  from six.moves import xrange
  from pyalgotrade import dataseries
label_desc: Use image node_id 10 for calling a global function with example usage: get_data_file_path(fileName) and returns: os