old_contents: #!/usr/bin/env python
  """Example from arXiv note (https://arxiv.org/pdf/1605.00998.pdf)"""
  import blackbox as bb
  
  
  def fun(par):
      x = par[0]
      y = par[1]
      return abs(x-y) + ((x+y-1)/3)**2
  
  
  def main()
      bb.search(f=fun,
                box=[[-1.,1.],[-1.,1.]],
                n=8,
                it=8,
                cores=2,
                resfile='output.csv')
  
      
  if __name__ == '__main.py__':
      main()
  
new_contents: #!/usr/bin/env python
  """Example from arXiv note (https://arxiv.org/pdf/1605.00998.pdf)"""
  import blackbox as bb
  
  
  def fun(par):
      x = par[0]
      y = par[1]
      return abs(x-y) + ((x+y-1)/3)**2
  
  
  def main():
      bb.search(f=fun,
                box=[[-1.,1.],[-1.,1.]],
                n=8,
                it=8,
                cores=2,
                resfile='output.csv')
  
  
  if __name__ == '__main__':
      main()
  
subject: Fix typos.