old_contents: #!/usr/bin/env python
  
  from __future__ import print_function
  
  from optparse import OptionParser
  from subprocess import Popen
  import os
  import sys
  
  
  def run_command(cmdline):
      proc = Popen(cmdline, shell=True)
      proc.communicate()
      return proc.returncode
  
  
  def main():
      parser = OptionParser()
      parser.add_option(
          '-c', '--coverage',
          action='store_true',
          help='Measure code coverage')
  
      options, args = parser.parse_args()
  
      if args:
          parser.print_help()
          return 2
  
      if run_command('which cram >/dev/null') != 0:
          print('Error: cram is not installed', file=sys.stderr)
          return 1
  
      if options.coverage:
          if run_command('which coverage >/dev/null') != 0:
              print('Error: coverage is not installed', file=sys.stderr)
              return 1
  
      if options.coverage:
          run_command('coverage erase')
          os.environ['COVERAGE'] = 'yes'
          os.environ['COVERAGE_FILE'] = os.path.abspath('.coverage')
  
      run_command('cram test')
  
      if options.coverage:
          run_command('coverage report -m')
  
  
  if __name__ == '__main__':
      sys.exit(main() or 0)
  
new_contents: #!/usr/bin/env python
  
  from __future__ import print_function
  
  from optparse import OptionParser
  from subprocess import Popen
  import os
  import sys
  
  
  def run_command(cmdline):
      proc = Popen(cmdline, shell=True)
      proc.communicate()
      return proc.returncode
  
  
  def main():
      parser = OptionParser()
      parser.add_option(
          '-c', '--coverage',
          action='store_true',
          help='Measure code coverage')
  
      options, args = parser.parse_args()
  
      if args:
          parser.print_help()
          return 2
  
      if run_command('which cram >/dev/null') != 0:
          print('Error: cram is not installed', file=sys.stderr)
          return 1
  
      if options.coverage:
          if run_command('which coverage >/dev/null') != 0:
              print('Error: coverage is not installed', file=sys.stderr)
              return 1
  
      if options.coverage:
          run_command('coverage erase')
          os.environ['COVERAGE'] = 'yes'
          os.environ['COVERAGE_FILE'] = os.path.abspath('.coverage')
  
      if 'SALADIR' in os.environ:
          # Remove SALADIR from environ to avoid failing tests
          del os.environ['SALADIR']
  
      run_command('cram test')
  
      if options.coverage:
          run_command('coverage report -m')
  
  
  if __name__ == '__main__':
      sys.exit(main() or 0)
  
subject: Remove SALADIR from environment if present