old_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  """
  test_greencard
  ------------
  
  Tests for `greencard` module.
  """
  
  import os
  import shutil
  import unittest
  
  from greencard import greencard
  
  
  class TestGreencard(unittest.TestCase):
  
      def setUp(self):
          pass
  
      def test_something(self):
          pass
  
      def tearDown(self):
          pass
  
  if __name__ == '__main__':
      unittest.main()
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  """
  test_greencard
  ------------
  
  Tests for `greencard` module.
  """
  
  import os
  import shutil
  import unittest
  
  from greencard import decorator
  
  
  class TestGreencard(unittest.TestCase):
  
      def setUp(self):
          pass
  
      def test_something(self):
          pass
  
      def tearDown(self):
          pass
  
  if __name__ == '__main__':
      unittest.main()
  
subject: Fix travis test