code: def _assign_categories_to_item(self, item, categories):
      new_categories = list(
          "/Categories/{}".format(cat) for cat in categories
      )
      assign_arg = [
          {f"{item.id}": new_categories},
      ]
      resp = self._group.categories.assign_to_items(assign_arg)
      log.debug(f"        Category assign resp: {resp}")
  
imports: import os
  import sys
  import argparse
  import traceback
  import json
  import re
  import logging
  import yaml
  import nbformat
  from nbconvert import HTMLExporter
  from arcgis.gis import GIS
label_desc: Use image node_id 7 for calling the ItemsUploader obj's underlying member method code with example usage: obj._assign_categories_to_item(item, categories) without return types