new_contents: #!/usr/bin/python
  # compare two csv files and print the result using zenity.
  
  import csv
  import subprocess
  
  with open('test1.csv', 'rb') as csvfile1:
  	with open ("test2.csv", "rb") as csvfile2:
  		reader1 = csv.reader(csvfile1)
  		reader2 = csv.reader(csvfile2)
  		rows1_col_a = [row for row in reader1]
  		rows2 = [row for row in reader2]
  		only_b = []
  		for row in rows2:
  			if row not in rows1_col_a:
  				only_b.append(row)
  	for i in only_b:
  		subprocess.call(["zenity", "--info", "--text", ','.join(i)])
  
subject: Create compare_two_csv_files.py