code: def _handle_date(dt):
      return {
          "_cls": "DateTime",
          "datetime": fou.datetime_to_timestamp(dt),
      }
  
file_path: fiftyone/fiftyone/core/json.py
imports: import dataclasses
  from datetime import date, datetime
  import math
  from bson import ObjectId
  import numpy
  import fiftyone.core.utils
label_desc: Use image node_id 3 for calling a global function with example usage: _handle_date(dt) and returns: dict