Created
June 26, 2017 15:11
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import sys | |
import dataset | |
import praw | |
LIMIT = None | |
def normalize_submission(submission): | |
d = {} | |
for k, v in submission.__dict__.items(): | |
if k in ('author', 'subreddit'): | |
v = str(v) # for Redditor and Subreddit instance | |
elif k == 'id': | |
v = int(v, 36) | |
elif k.startswith('_'): | |
continue | |
elif isinstance(v, (dict, list)): | |
continue | |
d[k] = v | |
return d | |
def normalize_comment(comment): | |
return normalize_submission(comment) | |
def normalize_subreddit(subreddit): | |
d = {} | |
for k, v in subreddit.items(): | |
if k in ('banner_size', 'icon_size'): | |
v = ','.join(str(e) for e in v) | |
elif k == 'id': | |
v = int(v, 36) | |
elif k.startswith('_'): | |
continue | |
elif isinstance(v, (dict, list)): | |
continue | |
d[k] = v | |
return d | |
def normalize_redditor(redditor): | |
d = {} | |
for k, v in redditor.__dict__.items(): | |
if k.startswith('_'): | |
continue | |
elif k == 'id': | |
v = int(v, 36) | |
elif k == 'subreddit': | |
continue | |
d[k] = v | |
return d | |
def main(): | |
if len(sys.argv) != 3: | |
sys.stderr.write('Usage: %s PROFILE SUBREDDIT\n') | |
sys.exit(1) | |
reddit = praw.Reddit(sys.argv[1]) | |
reddit.read_only = True | |
subreddit = reddit.subreddit(sys.argv[2]) | |
database = dataset.connect('sqlite:///reddit.db') | |
table = database['submission'] | |
for submission in subreddit.new(limit=LIMIT): | |
print('submission %s' % submission.id) | |
table.insert(normalize_submission(submission)) | |
table = database['comment'] | |
for comment in subreddit.comments(limit=LIMIT): | |
print('comment %s' % comment.id) | |
table.insert(normalize_comment(comment)) | |
authors = [] | |
for row in database['submission'].distinct('author'): | |
authors.append(row['author']) | |
for row in database['comment'].distinct('author'): | |
authors.append(row['author']) | |
authors = set(authors) | |
redditor_table = database['redditor'] | |
subreddit_table = database['subreddit'] | |
for author in authors: | |
redditor = reddit.redditor(author) | |
print('redditor %s' % redditor.id) | |
redditor_table.insert(normalize_redditor(redditor)) | |
if redditor.subreddit: | |
print('subreddit %s' % redditor.subreddit['name']) | |
subreddit_table.insert(normalize_subreddit(redditor.subreddit)) | |
for row in database['subreddit']: | |
print('\t'.join((row['display_name'], row['title'], row['public_description']))) | |
main() |
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