code: def test_bins_not_monotonic():
      msg = "bins must increase monotonically"
      data = [0.2, 1.4, 2.5, 6.2, 9.7, 2.1]
  
      with pytest.raises(ValueError, match=msg):
          cut(data, [0.1, 1.5, 1, 10])
  
imports: import numpy
  import pytest
  import pandas
  from pandas import Categorical, DataFrame, DatetimeIndex, Index, Interval, IntervalIndex, Series, TimedeltaIndex, Timestamp, cut, date_range, interval_range, isna, qcut, timedelta_range, to_datetime
  import pandas._testing
  from pandas.api.types import CategoricalDtype
  import pandas.core.reshape.tile
label_desc: Use image node_id 8 for calling a global function with example usage: test_bins_not_monotonic() without return types