Turn off the error complaint when data reader is interrupted #638
Description
If the data reader is interrupted by break in the for loop or ctrl+c from keyboard when loading batch data iteratively, there would output a lot of error complaints which look like
Process Process-9: Process Process-10: Traceback (most recent call last): Process Process-5: File "/usr/lib/python2.7/multiprocessing/process.py", line 258, in _bootstrap Traceback (most recent call last): File "/usr/lib/python2.7/multiprocessing/process.py", line 258, in _bootstrap Traceback (most recent call last): self.run() File "/usr/lib/python2.7/multiprocessing/process.py", line 114, in run File "/usr/lib/python2.7/multiprocessing/process.py", line 258, in _bootstrap self._target(*self._args, **self._kwargs) File "/paddle_work/models/fluid/DeepASR/data_utils/data_reader.py", line 264, in ordered_processing_task Exception in thread Thread-1: Traceback (most recent call last): File "/usr/lib/python2.7/threading.py", line 801, in __bootstrap_inner self.run() File "/usr/lib/python2.7/threading.py", line 754, in run self.__target(*self.__args, **self.__kwargs) File "/paddle_work/models/fluid/DeepASR/data_utils/data_reader.py", line 317, in batch_assembling_task for sample in sample_generator(): File "/paddle_work/models/fluid/DeepASR/data_utils/data_reader.py", line 291, in _sample_generator sample = sample_queue.get() File "<string>", line 2, in get File "/usr/lib/python2.7/multiprocessing/managers.py", line 759, in _callmethod kind, result = conn.recv() IOError: [Errno 104] Connection reset by peer while order_id != out_order[0]: File "<string>", line 2, in __getitem__ File "/usr/lib/python2.7/multiprocessing/managers.py", line 759, in _callmethod self.run() self.run()