code: def daily_event_df_dict():
      """A sample holiday configuration."""
      daily_event_df_dict = {
          "New Years Day": pd.DataFrame(
              {
                  EVENT_DF_DATE_COL: pd.to_datetime(
                      ["2020-01-01", "2021-01-01", "2022-01-01"]
                  ),
                  EVENT_DF_LABEL_COL: "event",
              }
          ),
          "Christmas Day": pd.DataFrame(
              {
                  EVENT_DF_DATE_COL: pd.to_datetime(
                      ["2020-12-25", "2021-12-25", "2022-12-25"]
                  ),
                  EVENT_DF_LABEL_COL: "event",
              }
          ),
      }
      return daily_event_df_dict
  
file_path: greykite/greykite/tests/algo/common/test_holiday_utils.py
imports: import pandas
  import pytest
  from greykite.algo.common.holiday_utils import add_shifted_events
  from greykite.algo.common.holiday_utils import get_autoreg_holiday_interactions
  from greykite.algo.common.holiday_utils import get_dow_grouped_suffix
  from greykite.algo.common.holiday_utils import get_weekday_weekend_suffix
  from greykite.common.constants import EVENT_DF_DATE_COL
  from greykite.common.constants import EVENT_DF_LABEL_COL
label_desc: Use image node_id 3 for calling a global function with example usage: daily_event_df_dict() and returns: daily_event_df_dict