code: def __eq__(self, other: "FlinkCoder"):
      return (
          self.__class__ == other.__class__
          and self._internal_coder == other._internal_coder
      )
  
imports: from apache_beam.coders import Coder
  from apache_beam.coders.coders import FastCoder, LengthPrefixCoder
  from apache_beam.portability import common_urns
  from apache_beam.typehints import typehints
  from pyflink import fn_execution
  from pyflink.fn_execution.coders import LengthPrefixBaseCoder
  from pyflink.fn_execution.flink_fn_execution_pb2 import CoderInfoDescriptor
label_desc: Use image node_id 7 for calling the FlinkCoder obj's underlying member method code with example usage: obj.__eq__(other) and returns: unknown