code: def s3_uri():
      return "s3://some/uri"
  
imports: from __future__ import absolute_import
  import pandas
  import pytest
  from mock import Mock, patch, MagicMock
  from botocore.exceptions import ProfileNotFound
  from sagemaker.feature_store.feature_definition import FractionalFeatureDefinition, IntegralFeatureDefinition, StringFeatureDefinition, FeatureTypeEnum, VectorCollectionType, SetCollectionType, ListCollectionType
  from sagemaker.feature_store.feature_group import FeatureGroup, IngestionManagerPandas, AthenaQuery, IngestionError
  from sagemaker.feature_store.inputs import FeatureParameter, DeletionModeEnum, TtlDuration, OnlineStoreConfigUpdate, OnlineStoreStorageTypeEnum
  from tests.unit import SAGEMAKER_CONFIG_FEATURE_GROUP
label_desc: Use image node_id 2 for calling a global function with example usage: s3_uri() and returns: str