code: def ChannelsFirst_setup():
      tforms = {}
  
      tforms["channels_first"] = ChannelsFirst()
      tforms["chw"] = CHW()
  
      return tforms
  
imports: import torch
  from pywick.transforms import ToTensor, ToFile, ChannelsLast, HWC, ChannelsFirst, CHW, TypeCast, AddChannel, Transpose, RangeNormalize, StdNormalize, RandomCrop, SpecialCrop, Pad, RandomFlip, RandomOrder
label_desc: Use image node_id 8 for calling a global function with example usage: ChannelsFirst_setup() and returns: tforms