old_contents: #!/usr/bin/env python
  
  """
  multiply.pyx and c_multiply.c test code
  
  designed to be run-able with py.test
  """
  import pytest
  import numpy as np
  import mydot
  
  def test_basic():
      a = np.random.rand(12)
      b = np.random.rand(12)
      dot = mydot.dot(a, b)
      expectedDot = np.dot(a,b)
      assert dot == expectedDot
  
new_contents: #!/usr/bin/env python
  
  """
  multiply.pyx and c_multiply.c test code
  
  designed to be run-able with py.test
  """
  import pytest
  import numpy as np
  import mydot
  
  def test_basic():
      a = np.random.rand(12)
      b = np.random.rand(12)
      dot = mydot.dot(a, b)
      expectedDot = np.dot(a,b)
      assert np.abs(dot - expectedDot) < 10e-3
  
subject: fix unit test