text: import csv
  import os
  import argparse
  
  from utilities import create_folder
  
  
  def fuse_sed_results(args):
      
      workspace = args.workspace
      sed1_path = args.sed1_path
      sed2_path = args.sed2_path
      
      out_path = os.path.join(workspace, 'submissions', 'fuse_sed_results', 'fused_sed.csv')
      create_folder(os.path.dirname(out_path))
      
      sed1_events = ['Frying', 'Blender', 'Running_water', 'Vacuum_cleaner', 'Electric_shaver_toothbrush']
      sed2_events = ['Speech', 'Dog', 'Cat', 'Alarm_bell_ringing', 'Dishes']
      
      new_list = []
      
      with open(sed1_path, 'r') as f:
          reader = csv.reader(f, delimiter='\t')
          lis = list(reader)
          
          for li in lis:
              label = li[3]
              
              if label in sed1_events:
                  new_list.append(li)
              
              elif label in sed2_events:
                  pass
                  
              else:
                  raise Exception('Error!')
                  
      with open(sed2_path, 'r') as f:
          reader = csv.reader(f, delimiter='\t')
          lis = list(reader)
          
          for li in lis:
              label = li[3]
              
              if label in sed2_events:
                  new_list.append(li)
                  
              elif label in sed1_events:
                  pass
                  
              else:
                  raise Exception('Error!')
                 
                 
      f = open(out_path, 'w')	# f = gzip.open('uuu.txt.gz', 'w')
      
      for li in new_list:
          f.write('\t'.join(li))
          f.write('\n')
          
      f.close()
      print('Write out to {}'.format(out_path))
                  
  
  if __name__ == '__main__':
      """Fuse results from sed1 (no SED) and sed2 (with SED). 
      Example: python utils/fuse_sed_results.py --workspace=$WORKSPACE --sed1_path=$WORKSPACE/submissions/main_pytorch/iteration=3000/submission_sed1.csv --sed2_path=$WORKSPACE/submissions/main_pytorch/iteration=3000/submission_sed2.csv
      """
      
      parser = argparse.ArgumentParser(description='')
      parser.add_argument('--workspace', type=str, required=True)
      parser.add_argument('--sed1_path', type=str, required=True)
      parser.add_argument('--sed2_path', type=str, required=True)
      
      args = parser.parse_args()
      
      fuse_sed_results(args)