code: def print(self, *args, sep=" ", end="\n", file=None):
      self._msg_buffer.append(sep.join([str(arg) for arg in args]))
      if end == "\n":
          self._print(
              "".join(self._msg_buffer), sep=sep, end=end, file=file
          )
          self._msg_buffer.clear()
      else:
          self._msg_buffer.append(end)
  
file_path: flink/flink-python/pyflink/fn_execution/beam/beam_sdk_worker_main.py
imports: import sys
  import pyflink.fn_execution.beam.beam_operations
  import pyflink.fn_execution.beam.beam_coders
  import apache_beam.runners.worker.sdk_worker_main
  from apache_beam.runners.worker import sdk_worker
label_desc: Use image node_id 2 for calling the CustomPrint obj's underlying member method code with example usage: obj.print() without return types