Encoder the notesequence fail

[Sunnycl]

when I running <python scripts/generate_song_data_beam.py>
I got a error, Does anyone know why this is

` During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "scripts/generate_song_data_beam.py", line 131, in
app.run(main)
File "/home/yw/.local/lib/python3.7/site-packages/absl/app.py", line 308, in run
_run_main(main, args)
File "/home/yw/.local/lib/python3.7/site-packages/absl/app.py", line 254, in _run_main
sys.exit(main(argv))
File "scripts/generate_song_data_beam.py", line 127, in main
p |= 'write' >> beam.io.WriteToTFRecord(FLAGS.output)
File "/home/yw/.local/lib/python3.7/site-packages/apache_beam/pipeline.py", line 600, in exit
self.result = self.run()
File "/home/yw/.local/lib/python3.7/site-packages/apache_beam/pipeline.py", line 577, in run
return self.runner.run_pipeline(self, self._options)
File "/home/yw/.local/lib/python3.7/site-packages/apache_beam/runners/direct/direct_runner.py", line 131, in run_pipeline
return runner.run_pipeline(pipeline, options)
File "/home/yw/.local/lib/python3.7/site-packages/apache_beam/runners/portability/fn_api_runner/fn_runner.py", line 204, in run_pipeline
options)
File "/home/yw/.local/lib/python3.7/site-packages/apache_beam/runners/portability/fn_api_runner/fn_runner.py", line 224, in run_via_runner_api
return self.run_stages(stage_context, stages)
File "/home/yw/.local/lib/python3.7/site-packages/apache_beam/runners/portability/fn_api_runner/fn_runner.py", line 456, in run_stages
runner_execution_context, bundle_context_manager, bundle_input)
File "/home/yw/.local/lib/python3.7/site-packages/apache_beam/runners/portability/fn_api_runner/fn_runner.py", line 789, in _execute_bundle
bundle_manager))
File "/home/yw/.local/lib/python3.7/site-packages/apache_beam/runners/portability/fn_api_runner/fn_runner.py", line 1013, in _run_bundle
data_input, data_output, input_timers, expected_timer_output)
File "/home/yw/.local/lib/python3.7/site-packages/apache_beam/runners/portability/fn_api_runner/fn_runner.py", line 1348, in process_bundle
result_future = self._worker_handler.control_conn.push(process_bundle_req)
File "/home/yw/.local/lib/python3.7/site-packages/apache_beam/runners/portability/fn_api_runner/worker_handlers.py", line 379, in push
response = self.worker.do_instruction(request)
File "/home/yw/.local/lib/python3.7/site-packages/apache_beam/runners/worker/sdk_worker.py", line 625, in do_instruction
getattr(request, request_type), request.instruction_id)
File "/home/yw/.local/lib/python3.7/site-packages/apache_beam/runners/worker/sdk_worker.py", line 662, in process_bundle
bundle_processor.process_bundle(instruction_id))
File "/home/yw/.local/lib/python3.7/site-packages/apache_beam/runners/worker/bundle_processor.py", line 1063, in process_bundle
element.data)
File "/home/yw/.local/lib/python3.7/site-packages/apache_beam/runners/worker/bundle_processor.py", line 232, in process_encoded
self.output(decoded_value)
File "apache_beam/runners/worker/operations.py", line 526, in apache_beam.runners.worker.operations.Operation.output
File "apache_beam/runners/worker/operations.py", line 528, in apache_beam.runners.worker.operations.Operation.output
File "apache_beam/runners/worker/operations.py", line 237, in apache_beam.runners.worker.operations.SingletonElementConsumerSet.receive
File "apache_beam/runners/worker/operations.py", line 240, in apache_beam.runners.worker.operations.SingletonElementConsumerSet.receive
File "apache_beam/runners/worker/operations.py", line 907, in apache_beam.runners.worker.operations.DoOperation.process
File "apache_beam/runners/worker/operations.py", line 908, in apache_beam.runners.worker.operations.DoOperation.process
File "apache_beam/runners/common.py", line 1420, in apache_beam.runners.common.DoFnRunner.process
File "apache_beam/runners/common.py", line 1492, in apache_beam.runners.common.DoFnRunner._reraise_augmented
File "apache_beam/runners/common.py", line 1418, in apache_beam.runners.common.DoFnRunner.process
File "apache_beam/runners/common.py", line 624, in apache_beam.runners.common.SimpleInvoker.invoke_process
File "apache_beam/runners/common.py", line 1582, in apache_beam.runners.common._OutputHandler.handle_process_outputs
File "apache_beam/runners/common.py", line 1695, in apache_beam.runners.common._OutputHandler._write_value_to_tag
File "apache_beam/runners/worker/operations.py", line 240, in apache_beam.runners.worker.operations.SingletonElementConsumerSet.receive
File "apache_beam/runners/worker/operations.py", line 907, in apache_beam.runners.worker.operations.DoOperation.process
File "apache_beam/runners/worker/operations.py", line 908, in apache_beam.runners.worker.operations.DoOperation.process
File "apache_beam/runners/common.py", line 1420, in apache_beam.runners.common.DoFnRunner.process
File "apache_beam/runners/common.py", line 1492, in apache_beam.runners.common.DoFnRunner._reraise_augmented
File "apache_beam/runners/common.py", line 1418, in apache_beam.runners.common.DoFnRunner.process
File "apache_beam/runners/common.py", line 624, in apache_beam.runners.common.SimpleInvoker.invoke_process
File "apache_beam/runners/common.py", line 1582, in apache_beam.runners.common._OutputHandler.handle_process_outputs
File "apache_beam/runners/common.py", line 1695, in apache_beam.runners.common._OutputHandler._write_value_to_tag
File "apache_beam/runners/worker/operations.py", line 240, in apache_beam.runners.worker.operations.SingletonElementConsumerSet.receive
File "apache_beam/runners/worker/operations.py", line 907, in apache_beam.runners.worker.operations.DoOperation.process
File "apache_beam/runners/worker/operations.py", line 908, in apache_beam.runners.worker.operations.DoOperation.process
File "apache_beam/runners/common.py", line 1420, in apache_beam.runners.common.DoFnRunner.process
File "apache_beam/runners/common.py", line 1508, in apache_beam.runners.common.DoFnRunner._reraise_augmented
File "apache_beam/runners/common.py", line 1418, in apache_beam.runners.common.DoFnRunner.process
File "apache_beam/runners/common.py", line 624, in apache_beam.runners.common.SimpleInvoker.invoke_process
File "apache_beam/runners/common.py", line 1572, in apache_beam.runners.common._OutputHandler.handle_process_outputs
File "/home/yw/.local/lib/python3.7/site-packages/apache_beam/io/filebasedsource.py", line 391, in process
for record in source.read(range.new_tracker()):
File "/home/yw/.local/lib/python3.7/site-packages/apache_beam/io/tfrecordio.py", line 188, in read_records
record = _TFRecordUtil.read_record(file_handle)
File "/home/yw/.local/lib/python3.7/site-packages/apache_beam/io/tfrecordio.py", line 151, in read_record
(buf_length_expected, codecs.encode(buf, 'hex')))
ValueError: Not a valid TFRecord. Fewer than 113215 bytes:
` # # #