in eval/WER_src/wl_decoder.py [0:0]
def collapse(self, prediction):
result = []
for p in prediction:
if result and p == result[-1]:
continue
result.append(p)
blank = '#'
space = '|'
result = [x for x in result if x != blank]
result = [(x if x != space else ' ') for x in result if x != blank]
return result