def tag_pairs_page():
if 'user' not in request.cookies:
return 'User must be logged in to tag news', 401
if not newsbreaker_initialized:
newsbreaker.init(
os.path.join(metadata_folder, 'topic_model'),
'topic_model.pkl',
'vocab.txt'
)
globals()['newsbreaker_initialized'] = True
user = request.cookies['user']
if request.method == 'GET':
if 'stats' in request.args:
n = tests_db['pairs'].find().count()
return json.dumps(
{
'user': user,
'count': n
}, indent=2
)
try:
basefeed = request.args.get('feed') or choice(feeds).name
baseindex = int(
request.args.get('index') or choice(
[
entry
for entry in entries_metadata[basefeed]
if entry.data.get('newsbreaker') and \
entry.data.get('politics')
]
).index
)
except KeyError as e:
return 'Invalid feed: %s' % e.args, 400
except ValueError as e:
return 'Invalid index: %s' % e.args, 400
for base_metadata in entries_metadata[basefeed]:
if base_metadata.index == baseindex:
break
else:
return '%s|%d not found' % (basefeed, baseindex), 400
if not base_metadata.data.get('newsbreaker', False):
return '%s|%d isn\'t a filtered entry' % (basefeed, baseindex), 400
selected_date = base_metadata.data['date']
# Get all entries in the same date as base
# that are breakable, and get them as BreakableEntries
day_entries = load_entries(
metadata_folder,
it=(
(
feed,
(
entry
for entry in entries_metadata[feed.name]
if entry.data.get('date') == selected_date and \
entry.data.get('newsbreaker', False) and \
entry.data.get('politics')
)
)
for feed in feeds
)
)
# Retrieve base as BreakableEntry
for base in day_entries:
if base.feedname == basefeed and base.index == baseindex:
break
else:
return 'Base entry isn\'t breakable', 500
# Get the WHAT distance of all entries with base
day_entries = [
(entry, entry.what_distance(base))
for entry in day_entries
]
# Get all pairs of entries that are not base
# ordering by dist_e1 + dist_e2 ascending
tests = [
(e1, e2)
for e1, e2, _ in sorted(
(
(e1, e2, d1 + d2)
for i, (e1, d1) in enumerate(day_entries)
for j, (e2, d2) in enumerate(day_entries)
if i < j and e1 != base and e2 != base
), key=lambda t: t[2]
)
]
# Get a sample of as much as request.args.get('maxtests', MAX_TESTS_PAIRS)
try:
max_tests = int(request.args.get('maxtests'))
except:
max_tests = MAX_TESTS_PAIRS
tests = sample(
tests,
min(len(tests), max_tests)
)
if not tests:
# No more entries in this date
return '%s|%d cannot be used for tagger' % (basefeed, baseindex), 400
# Only filtered entries remain now
return render_template('tag_pairs.html',
title='Pairs tagger',
base={
'feedname': base.feedname,
'index': base.index,
'title': base.title,
'content': base.content,
},
tests=[
[
{
'feedname': e1.feedname,
'index': e1.index,
'title': e1.title,
'content': e1.content,
},
{
'feedname': e2.feedname,
'index': e2.index,
'title': e2.title,
'content': e2.content,
}
]
for e1, e2 in tests
],
enumerate=enumerate, # pass it to jinja
)
elif request.method == 'POST':
if 'base' not in request.form:
return 'Base not found in form inputs', 400
tests = []
for k, v in request.form.items():
if regex_test.fullmatch(k):
tests.append((k, str(v))) # str it just in case
response = redirect(
url_for('get_base_for_pairs') + '?maxtests=%d' % len(tests)
)
if not tests:
return response
tests = [
[
request.form[testname + 'e1'],
request.form[testname + 'e2'],
int(testvalue == '1') # 0 or 1
]
for testname, testvalue in tests
if testvalue in ('-1', '1')
]
if not tests:
return response # don't insert to tests_db without any values
tests_db['pairs'].insert_many(
{
'base': request.form['base'],
'e1': test[0],
'e2': test[1],
'res': test[2],
'user': user
}
for test in tests
)
return response
def tag_pairs_page():
if 'user' not in request.cookies:
return 'User must be logged in to tag news', 401
if not newsbreaker_initialized:
newsbreaker.init(os.path.join(metadata_folder, 'topic_model'),
'topic_model.pkl', 'vocab.txt')
globals()['newsbreaker_initialized'] = True
user = request.cookies['user']
if request.method == 'GET':
if 'stats' in request.args:
n = tests_db['pairs'].find().count()
return json.dumps({'user': user, 'count': n}, indent=2)
try:
basefeed = request.args.get('feed') or choice(feeds).name
baseindex = int(
request.args.get('index') or choice(
[
entry
for entry in entries_metadata[basefeed]
if entry.data.get('newsbreaker') and \
entry.data.get('politics')
]
).index
)
except KeyError as e:
return 'Invalid feed: %s' % e.args, 400
except ValueError as e:
return 'Invalid index: %s' % e.args, 400
for base_metadata in entries_metadata[basefeed]:
if base_metadata.index == baseindex:
break
else:
return '%s|%d not found' % (basefeed, baseindex), 400
if not base_metadata.data.get('newsbreaker', False):
return '%s|%d isn\'t a filtered entry' % (basefeed, baseindex), 400
selected_date = base_metadata.data['date']
# Get all entries in the same date as base
# that are breakable, and get them as BreakableEntries
day_entries = load_entries(
metadata_folder,
it=(
(
feed,
(
entry
for entry in entries_metadata[feed.name]
if entry.data.get('date') == selected_date and \
entry.data.get('newsbreaker', False) and \
entry.data.get('politics')
)
)
for feed in feeds
)
)
# Retrieve base as BreakableEntry
for base in day_entries:
if base.feedname == basefeed and base.index == baseindex:
break
else:
return 'Base entry isn\'t breakable', 500
# Get the WHAT distance of all entries with base
day_entries = [(entry, entry.what_distance(base))
for entry in day_entries]
# Get all pairs of entries that are not base
# ordering by dist_e1 + dist_e2 ascending
tests = [
(e1, e2)
for e1, e2, _ in sorted(((e1, e2, d1 + d2)
for i, (e1, d1) in enumerate(day_entries)
for j, (e2, d2) in enumerate(day_entries)
if i < j and e1 != base and e2 != base),
key=lambda t: t[2])
]
# Get a sample of as much as request.args.get('maxtests', MAX_TESTS_PAIRS)
try:
max_tests = int(request.args.get('maxtests'))
except:
max_tests = MAX_TESTS_PAIRS
tests = sample(tests, min(len(tests), max_tests))
if not tests:
# No more entries in this date
return '%s|%d cannot be used for tagger' % (basefeed,
baseindex), 400
# Only filtered entries remain now
return render_template(
'tag_pairs.html',
title='Pairs tagger',
base={
'feedname': base.feedname,
'index': base.index,
'title': base.title,
'content': base.content,
},
tests=[[{
'feedname': e1.feedname,
'index': e1.index,
'title': e1.title,
'content': e1.content,
}, {
'feedname': e2.feedname,
'index': e2.index,
'title': e2.title,
'content': e2.content,
}] for e1, e2 in tests],
enumerate=enumerate, # pass it to jinja
)
elif request.method == 'POST':
if 'base' not in request.form:
return 'Base not found in form inputs', 400
tests = []
for k, v in request.form.items():
if regex_test.fullmatch(k):
tests.append((k, str(v))) # str it just in case
response = redirect(
url_for('get_base_for_pairs') + '?maxtests=%d' % len(tests))
if not tests:
return response
tests = [
[
request.form[testname + 'e1'],
request.form[testname + 'e2'],
int(testvalue == '1') # 0 or 1
] for testname, testvalue in tests if testvalue in ('-1', '1')
]
if not tests:
return response # don't insert to tests_db without any values
tests_db['pairs'].insert_many({
'base': request.form['base'],
'e1': test[0],
'e2': test[1],
'res': test[2],
'user': user
} for test in tests)
return response
index = int(index) # just in case
for entry in entries:
if entry.feedname == feedname and entry.index == index:
return entry
else:
raise KeyError((feedname, index))
if __name__ == '__main__':
viz = sys.argv[1]
feedname = sys.argv[2]
index = sys.argv[3]
folder = 'data'
init(os.path.join(folder, 'topic_model'), 'topic_model.pkl', 'vocab.txt')
entries = load_entries(folder)
# Filter entries: only politics
entries = [entry for entry in entries if entry.data.get('politics')]
from pymongo import MongoClient
mongo_client = MongoClient()
dists_db = mongo_client.distances
collection = '_'.join(sys.argv[1:4])
col = getattr(dists_db, collection)
base = get_entry(feedname, index)
