code: def time_union_with_duplicates(self):
      self.left.union(self.right)
  
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 2 for calling the UnionWithDuplicates obj's underlying member method code with example usage: obj.time_union_with_duplicates() without return types