使用python fit,predict出现的错误

 错误信息：

C:\Python27\lib\site-packages\sklearn\utils\validation.py: DeprecationWarning: Passing 1d arrays as data is deprecated in 0.17 and will raise ValueError in 0.19. Reshape your data either using X.reshape(-1, 1) if your data has a single feature or X.reshape(1, -1) if it contains a single sample.
  DeprecationWarning

make your data from 1D to 2D

1. Just add: []

   vec = [vec]

2. Reshape your data

   vec = np.array(vec).reshape(1, -1)