Function export_pb_tflite_model

Export *.pb & *.tflite models from checkpoint files. Args: * net: network configurations * file_path_meta: file path to the *.meta data * file_path_pb: file path to the *.pb model * file_paths_tflite: dictionary of file paths to *.tflite models

(net, file_path_meta, file_path_pb, file_paths_tflite)