Streaming example output stuck words

[fabianoluzbr]

Hi folks,
can anyone tell me why the words that come out of the streaming examples stick together? For example:

Hi guyshow are you

Thanks

[fabianoluzbr]

def greedy_merge(self, s, prev_char=''): s_merged = '' count = 0 for i in range(len(s)): if s[i] != prev_char: prev_char = s[i] if prev_char != '_': if count > 20: s_merged += " "+prev_char else: s_merged += prev_char count = 0 else: if s[i] == '_': count = count + 1 return " ".join(s_merged.split())