See http://fastml.com/pylearn2-in-practice/ for description.
Classification: python predict_csv.py softmax_regression_best.pkl adult/test.csv output.txt -L test.csv因为第一列是label，所以这里必须-L 这个函数会同时输出prob_matrix和label
Regression: python predict_csv.py wine.pkl wine_test.csv output.csv -H -P regression -T float test.csv不可以有label/value, 如果有带表头要-H