code: def test_label_precision():
      arr = np.arange(0, 0.73, 0.01)
      result = cut(arr, 4, precision=2)
  
      ex_levels = IntervalIndex.from_breaks(
          [-0.00072, 0.18, 0.36, 0.54, 0.72]
      )
      tm.assert_index_equal(result.categories, ex_levels)
  
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 17 for calling a global function with example usage: test_label_precision() without return types