code: def update_encoding(
      dataset, to_engine_kwargs, numeric_name_prefix="CHANNEL_"
  ):
      """Update encoding.
  
      Preserve dask chunks, avoid fill values in coordinate variables and make sure that
      time & time bounds have the same units.
      """
      other_to_engine_kwargs = to_engine_kwargs.copy()
      encoding = other_to_engine_kwargs.pop("encoding", {}).copy()
      encoding = _update_encoding_dataset_names(
          encoding, dataset, numeric_name_prefix
      )
      encoding = _set_default_chunks(encoding, dataset)
      encoding = _set_default_fill_value(encoding, dataset)
      encoding = _set_default_time_encoding(encoding, dataset)
      return encoding, other_to_engine_kwargs
  
file_path: satpy/satpy/cf/encoding.py
imports: import logging
  import numpy
  import xarray
  from xarray.coding.times import CFDatetimeCoder
label_desc: Use image node_id 5 for calling a global function with example usage: update_encoding(dataset, to_engine_kwargs, numeric_name_prefix) and returns: encoding,  other_to_engine_kwargs