code: def time_boolean_series(self, dtype):
      self.idx[self.series_mask]
  
imports: import gc
  import numpy
  from pandas import DatetimeIndex, Index, IntervalIndex, MultiIndex, RangeIndex, Series, date_range
  from .pandas_vb_common import setup
label_desc: Use image node_id 3 for calling the Indexing obj's underlying member method code with example usage: obj.time_boolean_series(dtype) without return types