old_contents: import os
  
  def batch_launch(reason='', tags=[], **kwargs):
      cmd = 'qsub -cwd -o {0} -e {0} launcher'.format('.qsub')
      for k, v in kwargs.iteritems():
          cmd += ' {0}={1}'.format(k, v)
      cmd += ' --reason="{0}"'.format(reason)
      for t in tags:
          cmd += ' --tag={0}'.format(t)
      print cmd
      os.system(cmd)
  
  
  
  
  
  
  
  
  
  
new_contents: import os
  
  def batch_launch(reason='', tags=[], **kwargs):
      cmd = 'qsub -cwd -o {0} -e {0} launcher'.format('.qsub')
      for k, v in kwargs.iteritems():
          cmd += ' {0}={1}'.format(k, v)
      cmd += ' --reason="{0}"'.format(reason)
      for t in tags:
          cmd += ' --tag={0}'.format(t)
      os.system(cmd)
  
  
  
  
  
  
  
  
  
  
subject: Remove print statement