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Fix segment-wiki script #1694

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merged 8 commits into from
Nov 6, 2017
Merged

Fix segment-wiki script #1694

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68df069
Fix script docstring (format description), remove pruning through t…
menshikh-iv Nov 5, 2017
5ea0700
Add link to fresh en wiki
menshikh-iv Nov 5, 2017
357f8d2
Add link to fresh en wiki, examples section, filter redirect
menshikh-iv Nov 5, 2017
0749351
strip -> lstrip
menshikh-iv Nov 5, 2017
849dfc9
Added time for processing & ignore empty articles
menshikh-iv Nov 6, 2017
d4f81a4
extend filtering section
menshikh-iv Nov 6, 2017
a691623
reduce threshold
menshikh-iv Nov 6, 2017
3eb057a
parametrize minimal article length, reduce to 200
menshikh-iv Nov 6, 2017
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9 changes: 6 additions & 3 deletions gensim/scripts/segment_wiki.py
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Original file line number Diff line number Diff line change
Expand Up @@ -249,10 +249,13 @@ def get_texts_with_sections(self):
for group in utils.chunkize(page_xmls, chunksize=10 * self.processes, maxsize=1):
for article_title, sections in pool.imap(segment, group): # chunksize=10):
# article redirects are pruned here
if any(article_title.startswith(ignore + ':') for ignore in IGNORED_NAMESPACES) \
or len(sections) == 0 \
or sections[0][1].lstrip().startswith("#REDIRECT"):
if any(article_title.startswith(ignore + ':') for ignore in IGNORED_NAMESPACES): # filter non-articles
continue
if len(sections) == 0 or sections[0][1].lstrip().lower().startswith("#redirect"): # filter redirect
continue
if sum(len(body.strip()) for (_, body) in sections) < 250: # filter very short articles (thrash)
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@piskvorky piskvorky Nov 6, 2017 •
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thrash => trash ; but it's more stubs than trash.

The constant (250) should be configurable (min_article_characters?), not hardwired like this.

continue

articles += 1
yield (article_title, sections)
pool.terminate()
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