code: def test_get_loc_reasonable_key_error(self):
      # GH#1062
      index = DatetimeIndex(["1/3/2000"])
      with pytest.raises(KeyError, match="2000"):
          index.get_loc("1/1/2000")
  
imports: from datetime import date, datetime, time, timedelta
  import numpy
  import pytest
  from pandas._libs import index
  from pandas.compat.numpy import np_long
  import pandas
  from pandas import DatetimeIndex, Index, Timestamp, bdate_range, date_range, notna
  import pandas._testing
  from pandas.tseries.frequencies import to_offset
label_desc: Use image node_id 8 for calling the TestGetLoc obj's underlying member method code with example usage: obj.test_get_loc_reasonable_key_error() without return types