code: def __init__(self, column, classification, cfg):
      super(DateFilter, self).__init__(column, classification, cfg)
  
imports: import json
  import numpy
  import pandas
  import dtale.global_state
  from dtale.utils import classify_type, find_dtype, format_data, make_list
  from dtale.query import build_col_key
label_desc: Use image node_id 1 to create a new DateFilter object from inherited base classes: MissingFilter with example: obj = DateFilter(column, classification, cfg)