code: def test_filter_date_start_and_end(date_dataframe):
      start_date = "02/01/19"
      end_date = "02/02/19"
  
      df = date_dataframe.filter_date(
          column_name="DATE", start_date=start_date, end_date=end_date
      )
  
      assert df.shape[0] == 2
  
file_path: pyjanitor/tests/functions/test_filter_date.py
imports: import numpy
  import pandas
  import pytest
label_desc: Use image node_id 7 for calling a global function with example usage: test_filter_date_start_and_end(date_dataframe) without return types