code: def test_print_csv(self):
      table = Table(self.rows, self.column_names, self.column_types)
  
      old = sys.stdout
      sys.stdout = StringIO()
  
      try:
          table.print_csv()
  
          contents1 = sys.stdout.getvalue()
  
          with open("examples/test.csv") as f:
              contents2 = f.read()
  
          self.assertEqual(contents1, contents2)
      finally:
          sys.stdout = old
  
file_path: agate/tests/test_table/test_to_csv.py
imports: import os
  import sys
  from io import StringIO
  from agate import Table
  from agate.data_types import Boolean, Date, DateTime, Number, Text, TimeDelta
  from agate.testcase import AgateTestCase
label_desc: Use image node_id 6 for calling the TestToCSV obj's underlying member method code with example usage: obj.test_print_csv() without return types