title: ValueError: cannot reshape array of size 1 into shape (1,43)
body: <p>I am using sklearn to implement KNN. I am passing an entry corresponding to one row of the database for the algorithm to sort. However, an error is returning.</p>
  
  <p>Código:</p>
  
  <pre><code>entrada = [2.41,46.99,0.4,3,2.3,4,3.7,3,2.4,4,1983,2]   
  entrada = np.array(entrada).reshape(1, (len(entrada)))
  resultado = classificador.predict(entrada)
  </code></pre>