code: def to_numpy(x) -> np.ndarray:
      raise NotImplementedError
  
imports: import logging
  from functools import singledispatch
  from typing import Callable, Iterator, List, Optional
  import numpy
  from gluonts.core.component import validated
  from gluonts.dataset.common import DataEntry
  from gluonts.dataset.field_names import FieldName
  from gluonts.itertools import select
  from gluonts.dataset.loader import DataLoader
  from gluonts.model.forecast import Forecast, QuantileForecast, SampleForecast
label_desc: Use image node_id 2 for calling a global function with example usage: to_numpy(x) without return types