old_contents: #!/usr/bin/env python
  
  from __future__ import print_function
  from multiprocessing import Pipe
  from sys import exit
  from hook import VppDiedError
  from framework import VppTestCase, KeepAliveReporter
  
  
  class SanityTestCase(VppTestCase):
      """ Sanity test case - verify thether VPP is able to start """
      pass
  
  if __name__ == '__main__':
      rc = 0
      tc = SanityTestCase
      x, y = Pipe()
      reporter = KeepAliveReporter()
      reporter.pipe = y
      try:
          tc.setUpClass()
      except VppDiedError:
          rc = -1
      else:
          try:
              tc.tearDownClass()
          except:
              pass
      x.close()
      y.close()
  
      if rc == 0:
          print('Sanity test case passed\n')
      else:
          print('Sanity test case failed\n')
  
      exit(rc)
  
new_contents: #!/usr/bin/env python
  
  from __future__ import print_function
  from multiprocessing import Pipe
  from sys import exit
  from hook import VppDiedError
  from framework import VppTestCase, KeepAliveReporter
  
  
  class SanityTestCase(VppTestCase):
      """ Sanity test case - verify whether VPP is able to start """
      pass
  
  if __name__ == '__main__':
      rc = 0
      tc = SanityTestCase
      x, y = Pipe()
      reporter = KeepAliveReporter()
      reporter.pipe = y
      try:
          tc.setUpClass()
      except VppDiedError:
          rc = -1
      else:
          try:
              tc.tearDownClass()
          except:
              pass
      x.close()
      y.close()
  
      if rc == 0:
          print('Sanity test case passed\n')
      else:
          print('Sanity test case failed\n')
  
      exit(rc)
  
subject: Fix typo in sanity test description