Remove unused imports

src/speller2_worker.py

 """Implementation of nlp_worker."""
-import io
-import json
 import logging
 
 import nlp_ws
@@ -26,16 +24,12 @@ class Speller2Worker(nlp_ws.NLPWorker):
         model = self._model
 
         data = self._read_file(input_file)
-        print(data.split('\n'))
+
         corrected_data = [model(line) for line in data.split('\n')]
 
         with open(output_file, 'w', encoding='utf-8') as f:
             f.write('\n'.join(corrected_data))
 
-        #with io.open(output_file, 'w', encoding='utf-8') as f:
-            #json.dump(corrected_data, f, ensure_ascii=False)
-            #for line in corrected_data:
-
     @classmethod
     def _read_file(cls, input_path):
         """Reading text from input file."""