code: def create_provider(self):
      multiplexer = self.create_multiplexer()
      return data_provider.MultiplexerDataProvider(
          multiplexer, self.logdir
      )
  
imports: import os
  import numpy
  from tensorboard import context
  from tensorboard.backend.event_processing import data_provider
  from tensorboard.backend.event_processing import plugin_event_multiplexer
  from tensorboard.compat.proto import summary_pb2
  from tensorboard.data import provider
  from tensorboard.plugins.graph import metadata
  from tensorboard.plugins.histogram import metadata
  from tensorboard.plugins.histogram import summary_v2
  from tensorboard.plugins.scalar import metadata
  from tensorboard.plugins.scalar import summary_v2
  from tensorboard.plugins.image import metadata
  from tensorboard.plugins.image import summary_v2
  from tensorboard.util import tensor_util
  import tensorflow.compat.v1
  import tensorflow.compat.v2
label_desc: Use image node_id 3 for calling the MultiplexerDataProviderTest obj's underlying member method code with example usage: obj.create_provider() and returns: data_provider