class_docstr: Base file handler.
class_docstr_tok: ["Base","file","handler","."]
docstr: List of sensors represented in this file.
docstr_tok: ["List","of","sensors","represented","in","this","file","."]
code: def sensor_names(self):
      """List of sensors represented in this file."""
      raise NotImplementedError
  
imports: import numpy
  import xarray
  from pyresample.geometry import SwathDefinition
  from satpy.dataset import combine_metadata
  from satpy.readers import open_file_or_filename
label_desc: Use image node_id 13 for calling the BaseFileHandler obj's underlying member method code with example usage: obj.sensor_names() without return types