code: def __init__(self, files, dst):
      self.__files = files
      self.__dst = dst
      self.__toRemove = []
  
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 1 to create a new CopyFiles object  with example: obj = CopyFiles(files, dst)