3 from __future__ 
import absolute_import
     4 from __future__ 
import division
     5 from __future__ 
import print_function
     6 from __future__ 
import unicode_literals
     8 def db_input(model, blobs_out, batch_size, db, db_type):
     9     dbreader_name = 
"dbreader_" + db
    10     dbreader = model.param_init_net.CreateDB(
    16     return model.net.TensorProtosDBInput(
    17         dbreader, blobs_out, batch_size=batch_size)