code: def _create_full_set():
      """Create the full set dictionary."""
      subset = {"HRV": range(1, 25), "EPI": None, "PRO": None}
      channels = [
          "IR_016",
          "IR_039",
          "IR_087",
          "IR_097",
          "IR_108",
          "IR_120",
          "IR_134",
          "VIS006",
          "VIS008",
          "WV_062",
          "WV_073",
      ]
      for channel in channels:
          subset[channel] = range(1, 9)
      return subset
  
file_path: satpy/satpy/demo/seviri_hrit.py
imports: import logging
  import os.path
  from satpy import config
  from satpy.demo.utils import download_url
label_desc: Use image node_id 4 for calling a global function with example usage: _create_full_set() and returns: subset