def __init__(self,input_size,output_size,layer_sizes=[500],learning_rate=0.01,
L1_reg=0.00, L2_reg=0.0001,
n_epochs=1000,batch_size=20):
self.learning_rate = learning_rate
self.L1_reg = L1_reg
self.L2_reg = L2_reg
self.n_epochs = n_epochs
self.batch_size=batch_size
self.x = T.matrix('x')
self.mlp = MultiMLP(input = self.x, n_in = input_size, \
layer_sizes = layer_sizes, n_out = output_size)
