old_contents: #!/usr/bin/env python
  
  from numpy import all, array, random
  
  from .. import logistic
  
  
  def test_logistic():
      x = random.random_sample(100)
      x *= 10.0
      x -= 5.0
      for k in [1.0, 2.0, 5.0, 10.0]:
          y = logistic._logistic(k, x)
          assert all(y >= 0.0) and all(y <= 1.0)
  
  
  if __name__ == '__main__':
      pass
  
new_contents: #!/usr/bin/env python
  
  from numpy import all, random
  
  from .. import logistic
  
  
  def test_logistic():
      x = random.random_sample(100)
      x *= 10.0
      x -= 5.0
      for k in [1.0, 2.0, 5.0, 10.0]:
          y = logistic._logistic(k, x)
          assert all(y >= 0.0) and all(y <= 1.0)
  
  
  if __name__ == '__main__':
      pass
  
subject: Remove an unused import.