code: def test_select():
      d = {"a": 1, "b": 2, "c": 3}
  
      assert select("abc", d) == d
      assert select("ab", d) == {"a": 1, "b": 2}
  
      assert select("abd", d, ignore_missing=True) == {"a": 1, "b": 2}
  
      with pytest.raises(KeyError):
          select("abd", d, ignore_missing=False) == {"a": 1, "b": 2}
  
imports: import itertools
  import pickle
  import tempfile
  from dataclasses import dataclass
  from pathlib import Path
  from typing import Iterable, List, Tuple
  import numpy
  from numpy.testing import assert_equal
  from toolz import take
  import pytest
  from gluonts.dataset.artificial import constant_dataset
  from gluonts.itertools import batcher, Cached, Chain, PickleCached, Cyclic, IterableSlice, SizedIterableSlice, PseudoShuffled, rows_to_columns, columns_to_rows, select, pluck_attr, power_set, Map, StarMap, Filter, join_items, RandomYield
label_desc: Use image node_id 8 for calling a global function with example usage: test_select() without return types