title: Python sklearn. Why I received warnings first time only?
body: <p>I received warnings first time only.
  Is this normal?</p>
  
  <pre><code>&gt;&gt;&gt; cv=LassoCV(cv=10).fit(x,y)
  C:\Python27\lib\site-packages\scikit_learn-0.14.1-py2.7-win32.egg\sklearn\linear_model\coordinate_descent.py:418: UserWarning: Objective did not converge. You might want to increase the number of iterations
    ' to increase the number of iterations')
  &gt;&gt;&gt; cv=LassoCV(cv=10).fit(x,y) 
  &gt;&gt;&gt; 
  </code></pre>