Evaluation scores export library and CSS file for the exported HTML file

webrtc/modules/audio_processing/test/py_quality_assessment/apm_quality_assessment_export.py

 #!/usr/bin/env python
 # Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
 #
 # Use of this source code is governed by a BSD-style license
 # that can be found in the LICENSE file in the root of the source
 # tree. An additional intellectual property rights grant can be found
 # in the file PATENTS.  All contributing project authors may
 # be found in the AUTHORS file in the root of the source tree.
 
 """Export the scores computed by the apm_quality_assessment.py script into an
@@ skipping 128 matching lines @@
 
     # Add the score to the nested dictionary.
     scores[score_name][config_name][input_name][noise_name][noise_params] = {
         'score': data_access.ScoreFile.load(score_filepath),
         'audio_in_filepath': audio_in_filepath,
         'audio_out_filepath': audio_out_filepath,
         'audio_ref_filepath': audio_ref_filepath,
     }
 
   # Export.
-  exporter = export.HtmlExport(
-      output_path=args.output_dir,
-      output_filename=_GetOutputFilename(args.filename_suffix))
-  output_filepath = exporter.export(scores)
+  output_filepath = os.path.join(args.output_dir, _GetOutputFilename(
+      args.filename_suffix))
+  exporter = export.HtmlExport(output_filepath)
+  exporter.export(scores)
 
   logging.info('output file successfully written in %s', output_filepath)
   sys.exit(0)
 
 
 if __name__ == '__main__':
   main()