code: def get_annotation_from_string(
      self, stringified_tree_str: str
  ) -> Annotation:
      try:
          tree = Annotation(
              stringified_tree_str.upper(),
              accept_flat_intents_slots=self.accept_flat_intents_slots,
          ).tree
      except (ValueError, IndexError):
          tree = Annotation(INVALID_TREE_STR).tree
      return tree
  
imports: from typing import Dict, List, Optional
  from pytext.common.constants import BatchContext, DatasetFieldName, RawExampleFieldName, Stage
  from pytext.data.data_structures.annotation import Annotation, INVALID_TREE_STR
  from pytext.data.tensorizers import Tensorizer
  from pytext.metric_reporters.channel import Channel, ConsoleChannel
  from pytext.metric_reporters.compositional_metric_reporter import CompositionalMetricReporter
  from pytext.metric_reporters.metric_reporter import MetricReporter
  from pytext.metric_reporters.seq2seq_metric_reporter import Seq2SeqFileChannel, Seq2SeqMetricReporter
  from pytext.metrics.intent_slot_metrics import compute_all_metrics, FramePredictionPair
label_desc: Use image node_id 9 for calling the Seq2SeqCompositionalMetricReporter obj's underlying member method code with example usage: obj.get_annotation_from_string(stringified_tree_str) and returns: tree