class_docstr: File handler for OLCI l2.
docstr: Remove log10 from the units and values.
docstr_tok: ["Remove","log10","from","the","units","and","values","."]
code: def delog(self, data_array):
      """Remove log10 from the units and values."""
      units = data_array.attrs["units"]
  
      if units.startswith("lg("):
          data_array = 10**data_array
          data_array.attrs["units"] = units.split("lg(re ")[1].strip(
              ")"
          )
      return data_array
  
imports: import logging
  from functools import reduce
  import dask.array
  import numpy
  import xarray
  from satpy._compat import cached_property
  from satpy.readers import open_file_or_filename
  from satpy.readers.file_handlers import BaseFileHandler
  from satpy.utils import angle2xyz, get_legacy_chunk_size, xyz2angle
label_desc: Use image node_id 3 for calling the NCOLCI2 obj's underlying member method code with example usage: obj.delog(data_array) and returns: data_array