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markov: try harder to get a right len sentence 

this puts additional pressure on the sentence generator, retrying many
times to get something that's long but not too long. only testing on a
small context so far, so this is certainly not yet ready to go live, but
the results are pretty good so far
This commit is contained in:
Brian S. Stephan 2016-06-30 22:43:26 -05:00
parent 897f29c8d4
commit db3e2a27a0
1 changed files with 6 additions and 1 deletions
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7
dr_botzo/markov/lib.py
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@ -34,7 +34,7 @@ def generate_line(context, topics=None, min_words=15, max_words=30, max_sentence
return line
def generate_longish_sentence(context, topics=None, min_words=15, max_words=30, max_tries=5):
def generate_longish_sentence(context, topics=None, min_words=15, max_words=30, max_tries=100):
"""Generate a Markov chain, but throw away the short ones unless we get desperate."""
sent = ""
@ -114,6 +114,11 @@ def generate_sentence(context, topics=None, min_words=15, max_words=30):
words = [word for word in words if word not in
(MarkovState._start1, MarkovState._start2, MarkovState._stop)]
# if what we found is too long, abandon it, sadly
if len(words) > max_words:
log.debug("%s is too long, i'm going to give up on it", words)
words.clear()
return words