class_docstr: Tests for the various timeseries operations including rolling,
  resample and rolling_outliers_std.
class_docstr_tok: ["Tests","for","the","various","timeseries","operations","including","rolling",",","resample","and","rolling_outliers_std","."]
code: def test_rolling_outliers_std_dates(self):
      outliers = rolling_outlier_std(
          self.date_outliers, rolling_window=2, sigma=1
      )
      self.assertEqual(
          outliers, Scatter([(pd.Timestamp("2016-01-05"), 10)])
      )
  
file_path: holoviews/holoviews/tests/operation/test_timeseriesoperations.py
imports: from unittest import skipIf
  import pandas
  import numpy
  from holoviews import Curve, Scatter
  from holoviews.element.comparison import ComparisonTestCase
  from holoviews.operation.timeseries import resample, rolling, rolling_outlier_std
label_desc: Use image node_id 10 for calling the TimeseriesOperationTests obj's underlying member method code with example usage: obj.test_rolling_outliers_std_dates() without return types