code: def test_getitem_group_select(idx):
      sorted_idx, _ = idx.sortlevel(0)
      assert sorted_idx.get_loc("baz") == slice(3, 4)
      assert sorted_idx.get_loc("foo") == slice(0, 2)
  
imports: from datetime import timedelta
  import re
  import numpy
  import pytest
  from pandas._libs import index
  from pandas.errors import InvalidIndexError, PerformanceWarning
  import pandas
  from pandas import Categorical, DataFrame, Index, MultiIndex, date_range
  import pandas._testing
label_desc: Use image node_id 2 for calling a global function with example usage: test_getitem_group_select(idx) without return types