code: def test_get_float_attribute(self):
      for container_id, container_type in self.ids_with_types:
          with self.subTest(f"For containerType: {container_type}"):
              # given
              digit = randint(1, 10**4)
              self.backend.execute_operations(
                  container_id,
                  container_type,
                  operations=[AssignFloat(["x"], digit)],
                  operation_storage=self.dummy_operation_storage,
              )
  
              # when
              ret = self.backend.get_float_attribute(
                  container_id, container_type, path=["x"]
              )
  
              # then
              self.assertEqual(FloatAttribute(digit), ret)
  
imports: import datetime
  import unittest
  import uuid
  from pathlib import Path
  from random import randint
  from time import time
  from neptune.exceptions import ContainerUUIDNotFound, MetadataInconsistency
  from neptune.internal.backends.api_model import DatetimeAttribute, FloatAttribute, FloatPointValue, FloatSeriesAttribute, FloatSeriesValues, StringAttribute, StringPointValue, StringSeriesAttribute, StringSeriesValues, StringSetAttribute
  from neptune.internal.backends.neptune_backend_mock import NeptuneBackendMock
  from neptune.internal.container_type import ContainerType
  from neptune.internal.operation import AddStrings, AssignDatetime, AssignFloat, AssignString, LogFloats, LogStrings
  from neptune.internal.operation_processors.operation_storage import OperationStorage
  from tests.unit.neptune.legacy.random_utils import a_string
label_desc: Use image node_id 2 for calling the TestNeptuneBackendMock obj's underlying member method code with example usage: obj.test_get_float_attribute() without return types