old_contents: import unittest
  import pexpect
  import signal
  import time
  
  class TestInteraction(unittest.TestCase):
      def test_keyboard_interrupt(self):
  
          p = pexpect.spawn('/bin/bash -c "python lesspass/core.py --prompt"')
          time.sleep(1)
  
          p.kill(signal.SIGINT)
          p.expect(pexpect.EOF)
  
          self.assertEqual(p.before, b'Site: ')
  
new_contents: import unittest
  import pexpect
  import signal
  import time
  
  class TestInteraction(unittest.TestCase):
      def test_keyboard_interrupt(self):
          p = pexpect.spawn('/bin/bash -c "python3 lesspass/core.py --prompt"')
          p.expect("Site: ")
          p.kill(signal.SIGINT)
          p.expect(pexpect.EOF)
          self.assertEqual(p.before, b"")
  
subject: Fix travis test