def random_notes(n=1000,consenting=True,english_only=True,user_filter=is_sigscroll_user):
from jv3.study.content_analysis import _actlogs_to_values,_notes_to_values,_note_instance_to_value
if consenting:
users = [ u for u in non_stop_consenting_users() if user_filter(u) ]
else:
users = [ u for u in non_stop_users() if user_filter(u) ]
notes = filter_notes(Note.objects.filter(owner__in=users))
random.shuffle(notes)
notes = notes[:n]
print "returning %d notes " % len(notes)
values = [_note_instance_to_value(v) for v in notes]
random.shuffle(values)
return values
def random_notes(n=1000,
consenting=True,
english_only=True,
user_filter=is_sigscroll_user):
from jv3.study.content_analysis import _actlogs_to_values, _notes_to_values, _note_instance_to_value
if consenting:
users = [u for u in non_stop_consenting_users() if user_filter(u)]
else:
users = [u for u in non_stop_users() if user_filter(u)]
notes = filter_notes(Note.objects.filter(owner__in=users))
random.shuffle(notes)
notes = notes[:n]
print "returning %d notes " % len(notes)
values = [_note_instance_to_value(v) for v in notes]
random.shuffle(values)
return values
def random_notes_slow(n=1000, consenting=True):
""" returns random subset of notes """
if consenting:
users = non_stop_consenting_users()
else:
users = non_stop_users()
results = []
keys = []
notes = Note.objects.filter(owner__in=users)
i = 0
while len(results) < n and i < n + 10000:
note = notes[random.randint(0, notes.count() - 1)]
if note.id not in keys:
keys.append(note.id)
results.append(note)
i = i + 1
print "%d " % len(results)
return results
def random_notes_slow(n=1000, consenting=True):
""" returns random subset of notes """
if consenting:
users = non_stop_consenting_users()
else:
users = non_stop_users()
results = []
keys = []
notes = Note.objects.filter(owner__in=users)
i = 0
while len(results) < n and i < n + 10000:
note = notes[random.randint(0, notes.count() - 1)]
if note.id not in keys:
keys.append(note.id)
results.append(note)
i = i + 1
print "%d " % len(results)
return results
