code: def get_file_lines(fileName):
      rawLines = open(fileName, "r").read().splitlines()
      return [rawLine.strip() for rawLine in rawLines]
  
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 4 for calling a global function with example usage: get_file_lines(fileName) and returns: unknown