def test_exceptions(self, tmpdir):
with pytest.raises(EmptyFileError):
casanova.enricher(StringIO(''), StringIO(''))
output_path = str(tmpdir.join('./wrong_resumer.csv'))
with pytest.raises(TypeError):
resumer = ThreadSafeResumer(output_path)
with open('./test/resources/people.csv') as f, resumer:
casanova.enricher(f, resumer)
def test_resumable(self, tmpdir):
log = defaultdict(list)
def listener(name, row):
log[name].append(list(row))
output_path = str(tmpdir.join('./enriched_resumable.csv'))
resumer = RowCountResumer(output_path, listener=listener)
with open('./test/resources/people.csv') as f, resumer:
enricher = casanova.enricher(
f, resumer,
add=('x2',),
keep=('name',)
)
row = next(iter(enricher))
enricher.writerow(row, [2])
assert collect_csv(output_path) == [
['name', 'x2'],
['John', '2']
]
with open('./test/resources/people.csv') as f, resumer:
enricher = casanova.enricher(
f, resumer,
add=('x2',),
keep=('name',)
)
for i, row in enumerate(enricher):
enricher.writerow(row, [(i + 2) * 2])
assert collect_csv(output_path) == [
['name', 'x2'],
['John', '2'],
['Mary', '4'],
['Julia', '6']
]
assert log == {
'output.row': [['John', '2']],
'input.row': [['John', 'Matthews']]
}
def url_parse_action(namespace, output_file):
enricher = casanova.enricher(
namespace.file,
output_file,
add=REPORT_HEADERS,
keep=namespace.select
)
loading_bar = tqdm(
desc='Parsing',
dynamic_ncols=True,
unit=' lines',
)
for row, url in enricher.cells(namespace.column, with_rows=True):
loading_bar.update()
url = url.strip()
youtube_url = parse_youtube_url(url)
if not youtube_url:
enricher.writerow(row)
continue
enricher.writerow(
row,
[YOUTUBE_TYPES.get(type(youtube_url)), youtube_url.id, getattr(youtube_url, 'name', None)]
)
def captions_action(namespace, output_file):
# Handling output
single_video = namespace.file is sys.stdin and sys.stdin.isatty()
if single_video:
edit_namespace_with_csv_io(namespace, 'video')
enricher = casanova.enricher(namespace.file,
output_file,
add=YOUTUBE_CAPTIONS_CSV_HEADERS,
keep=namespace.select)
loading_bar = LoadingBar('Retrieving captions', unit='video')
for row, video in enricher.cells(namespace.column, with_rows=True):
result = get_video_captions(video, langs=namespace.lang)
loading_bar.update()
if result is None:
continue
track, lines = result
prefix = [track.lang, '1' if track.generated else '']
for line in lines:
enricher.writerow(row, prefix + list(line))
loading_bar.close()
def comments_action(namespace, output_file):
# Handling output
single_video = namespace.file is sys.stdin and sys.stdin.isatty()
if single_video:
edit_namespace_with_csv_io(namespace, 'video')
enricher = casanova.enricher(namespace.file,
output_file,
add=YOUTUBE_COMMENT_CSV_HEADERS,
keep=namespace.select)
loading_bar = LoadingBar('Retrieving comments',
unit='comment',
stats={'videos': 0})
def before_sleep_until_midnight(seconds):
loading_bar.print(
'API limits reached. Will now wait until midnight Pacific time!')
client = YouTubeAPIClient(
namespace.key, before_sleep_until_midnight=before_sleep_until_midnight)
for row, video in enricher.cells(namespace.column, with_rows=True):
generator = client.comments(video)
for comment in generator:
loading_bar.update()
enricher.writerow(row, comment.as_csv_row())
loading_bar.inc('videos')
loading_bar.close()
def videos_action(namespace, output_file):
enricher = casanova.enricher(namespace.file,
output_file,
add=YOUTUBE_VIDEO_CSV_HEADERS,
keep=namespace.select)
loading_bar = LoadingBar('Retrieving videos',
unit='video',
total=namespace.total)
def before_sleep_until_midnight(seconds):
loading_bar.print(
'API limits reached. Will now wait until midnight Pacific time!')
client = YouTubeAPIClient(
namespace.key, before_sleep_until_midnight=before_sleep_until_midnight)
iterator = enricher.cells(namespace.column, with_rows=True)
for (row, _), video in client.videos(iterator, key=itemgetter(1)):
loading_bar.update()
enricher.writerow(row, video.as_csv_row() if video else None)
loading_bar.close()
def crowdtangle_posts_by_id_action(namespace, output_file):
client = CrowdTangleClient(namespace.token, rate_limit=namespace.rate_limit)
already_done = 0
def listener(event, row):
nonlocal already_done
if event == 'resume.input':
already_done += 1
enricher = casanova.enricher(
namespace.file,
output_file,
keep=namespace.select,
add=CROWDTANGLE_POST_CSV_HEADERS,
resumable=namespace.resume,
listener=listener
)
loading_bar = tqdm(
desc='Retrieving posts',
dynamic_ncols=True,
total=namespace.total,
unit=' posts'
)
loading_bar.update(already_done)
loading_bar_context = LoadingBarContext(loading_bar)
try:
for row, url in enricher.cells(namespace.column, with_rows=True):
with loading_bar_context:
url = url.strip()
if not url:
enricher.writerow(row)
continue
url = ensure_protocol(url)
if not is_facebook_post_url(url):
enricher.writerow(row)
continue
post_id = facebook.post_id_from_url(url)
if post_id is None:
enricher.writerow(row)
continue
post = client.post(post_id, format='csv_row')
enricher.writerow(row, post)
except CrowdTangleInvalidTokenError:
die([
'Your API token is invalid.',
'Check that you indicated a valid one using the `--token` argument.'
])
def extract_action(cli_args):
if cli_args.glob is None and cli_args.input_dir is None:
cli_args.input_dir = DEFAULT_CONTENT_FOLDER
input_data = cli_args.report
if cli_args.glob is not None:
input_data = dummy_csv_file_from_glob(cli_args.glob, cli_args.input_dir)
enricher = casanova.enricher(
input_data,
cli_args.output,
keep=cli_args.select,
add=OUTPUT_ADDITIONAL_HEADERS
)
loading_bar = LoadingBar(
desc='Extracting content',
total=cli_args.total,
unit='doc'
)
def on_irrelevant_row(reason, row, i):
loading_bar.update()
loading_bar.print('Row n°{n} could not be processed: {reason}'.format(n=i + 1, reason=reason))
enricher.writerow(row, format_error(reason))
if (
cli_args.glob is None and
'raw_contents' not in enricher.headers and
not isdir(cli_args.input_dir)
):
loading_bar.die([
'Could not find the "%s" directory!' % cli_args.input_dir,
'Did you forget to specify it with -i/--input-dir?'
])
files = create_report_iterator(
cli_args,
enricher,
on_irrelevant_row=on_irrelevant_row
)
pool = LazyPool(cli_args.processes)
loading_bar.update_stats(p=pool.processes)
with pool:
for error, row, result in pool.imap_unordered(worker, files):
loading_bar.update()
if error is not None:
enricher.writerow(row, format_error(report_error(error)))
continue
if result is None:
enricher.writerow(row, format_error('no-result'))
continue
enricher.writerow(row, result)
def comments_action(cli_args):
enricher = casanova.enricher(cli_args.file,
cli_args.output,
add=YOUTUBE_COMMENT_CSV_HEADERS,
keep=cli_args.select)
loading_bar = LoadingBar('Retrieving comments',
unit='comment',
stats={'videos': 0})
def before_sleep_until_midnight(seconds):
loading_bar.print(
'API limits reached. Will now wait until midnight Pacific time!')
client = YouTubeAPIClient(
cli_args.key, before_sleep_until_midnight=before_sleep_until_midnight)
for row, video in enricher.cells(cli_args.column, with_rows=True):
generator = client.comments(video)
for comment in generator:
loading_bar.update()
enricher.writerow(row, comment.as_csv_row())
loading_bar.inc('videos')
def extract_action(namespace):
output_file = open_output_file(namespace.output)
enricher = casanova.enricher(namespace.report,
output_file,
keep=namespace.select,
add=OUTPUT_ADDITIONAL_HEADERS)
loading_bar = tqdm(desc='Extracting content',
total=namespace.total,
dynamic_ncols=True,
unit=' docs')
files = create_report_iterator(namespace,
enricher,
loading_bar=loading_bar)
with Pool(namespace.processes) as pool:
for error, row, result in pool.imap_unordered(worker, files):
loading_bar.update()
if error is not None:
enricher.writerow(row, [report_error(error)] + PADDING)
continue
if result is None:
enricher.writerow(row, ['no-content'] + PADDING)
continue
enricher.writerow(row, result)
output_file.close()
def filter_and_enrich_tweets_from_csv(f, cat_urls, of=sys.stdout, total=None):
categories = list(cat_urls.keys())
casa = casanova.enricher(f,
of,
add=["matched_urls", "webentities"] + categories)
links_pos = casa.pos.links
try:
for row in tqdm(casa, total=total):
links = [normalize_url(u) for u in row[links_pos].split('|')]
if not links:
continue
matched_urls = []
webentities = set()
cat_belongings = []
for cat in categories:
cat_match = False
for we, urls in cat_urls[cat].items():
for u in links:
if u in urls:
cat_match = True
matched_urls.append(u)
webentities.add(we)
links.remove(u)
cat_belongings.append(cat_match)
if webentities:
casa.writerow(row,
["|".join(matched_urls), "|".join(webentities)] +
cat_belongings)
except Exception as e:
print("ERROR while processing", row, file=sys.stderr)
raise (e)
def url_extract_action(cli_args):
enricher = casanova.enricher(cli_args.file,
cli_args.output,
add=REPORT_HEADERS,
keep=cli_args.select)
extract = EXTRACTORS[getattr(cli_args, 'from')]
loading_bar = LoadingBar(desc='Extracting',
unit='row',
total=cli_args.total)
for row, content in enricher.cells(cli_args.column, with_rows=True):
loading_bar.update()
content = content.strip()
if not content:
continue
for url in extract(content):
if cli_args.base_url is not None:
url = urljoin(cli_args.base_url, url)
enricher.writerow(row, [url])
def captions_action(cli_args):
enricher = casanova.enricher(
cli_args.file,
cli_args.output,
add=YOUTUBE_CAPTIONS_CSV_HEADERS,
keep=cli_args.select
)
loading_bar = LoadingBar(
'Retrieving captions',
unit='video'
)
for row, video in enricher.cells(cli_args.column, with_rows=True):
loading_bar.update()
result = get_video_captions(video, langs=cli_args.lang)
if result is None:
continue
track, lines = result
prefix = [track.lang, '1' if track.generated else '']
for line in lines:
enricher.writerow(row, prefix + list(line))
def search_action(cli_args):
enricher = casanova.enricher(cli_args.file,
cli_args.output,
add=YOUTUBE_VIDEO_SNIPPET_CSV_HEADERS,
keep=cli_args.select)
loading_bar = LoadingBar('Searching videos', unit='video')
def before_sleep_until_midnight(seconds):
loading_bar.print(
'API limits reached. Will now wait until midnight Pacific time!')
client = YouTubeAPIClient(
cli_args.key, before_sleep_until_midnight=before_sleep_until_midnight)
for row, query in enricher.cells(cli_args.column, with_rows=True):
loading_bar.print('Searching for "%s"' % query)
searcher = client.search(query, order=cli_args.order)
if cli_args.limit:
searcher = islice(searcher, cli_args.limit)
for video in searcher:
loading_bar.update()
enricher.writerow(row, video.as_csv_row())
def videos_action(namespace, output_file):
enricher = casanova.enricher(namespace.file,
output_file,
add=REPORT_HEADERS,
keep=namespace.select)
loading_bar = tqdm(
desc='Retrieving',
dynamic_ncols=True,
unit=' videos',
)
http = create_pool()
column = namespace.column
def rows_with_videos_id():
for row, ytb_data in enricher.cells(namespace.column, with_rows=True):
video_id = None
if is_youtube_video_id(ytb_data):
video_id = ytb_data
elif is_youtube_url(ytb_data):
video_id = extract_video_id_from_youtube_url(ytb_data)
yield row, video_id
for chunk in chunks_iter(rows_with_videos_id(), 50):
all_ids = [video_id for _, video_id in chunk if video_id]
list_id = ",".join(all_ids)
url = URL_TEMPLATE % {'list_id': list_id, 'key': namespace.key}
err, response, result = request_json(http, url)
if err:
die(err)
elif response.status == 403:
time.sleep(seconds_to_midnight_pacific_time())
continue
elif response.status >= 400:
die(response.status)
data = get_data(result)
not_available = []
id_available = set(data)
not_available = set(all_ids).difference(id_available)
loading_bar.update(len(chunk))
line_empty = []
for row, video_id in chunk:
if video_id is None or video_id in not_available:
enricher.writerow(row)
else:
enricher.writerow(row, data[video_id])
def twitter_friends_action(namespace, output_file):
TWITTER = {
'access_token': namespace.access_token,
'access_token_secret': namespace.access_token_secret,
'api_key': namespace.api_key,
'api_secret_key': namespace.api_secret_key
}
wrapper = TwitterWrapper(TWITTER)
enricher = casanova.enricher(namespace.file,
output_file,
keep=namespace.select,
add=REPORT_HEADERS)
loading_bar = tqdm(desc='Retrieving ids',
dynamic_ncols=True,
total=namespace.total,
unit=' line')
for row, user_id in enricher.cells(namespace.column, with_rows=True):
all_ids = []
result = wrapper.call('friends.ids', args={'user_id': user_id})
if result is not None:
all_ids = result.get('ids', None)
for friend_id in all_ids:
enricher.writerow(row, [friend_id])
loading_bar.update()
loading_bar.close()
def url_extract_action(namespace):
output_file = open_output_file(namespace.output)
enricher = casanova.enricher(
namespace.file,
output_file,
add=REPORT_HEADERS,
keep=namespace.select.split(',') if namespace.select else None)
extract = EXTRACTORS[getattr(namespace, 'from')]
loading_bar = tqdm(desc='Extracting',
dynamic_ncols=True,
unit=' rows',
total=namespace.total)
for row, content in enricher.cells(namespace.column, with_rows=True):
loading_bar.update()
content = content.strip()
if not content:
continue
for url in extract(content):
if namespace.base_url is not None:
url = urljoin(namespace.base_url, url)
enricher.writerow(row, [url])
output_file.close()
def url_join_action(cli_args):
left_reader = casanova.reader(cli_args.file1)
left_headers = left_reader.fieldnames
left_idx = None
if cli_args.select:
left_idx = left_reader.pos.collect(cli_args.select)
left_headers = list(cli_args.select)
# Applying column prefix now
left_headers = [cli_args.match_column_prefix + h for h in left_headers]
right_enricher = casanova.enricher(cli_args.file2,
cli_args.output,
add=left_headers)
loading_bar = LoadingBar(desc='Indexing left file', unit='line')
# First step is to index left file
trie = NormalizedLRUTrie()
for row, cell in left_reader.cells(cli_args.column1, with_rows=True):
loading_bar.update()
if left_idx is not None:
row = [row[i] for i in left_idx]
urls = [cell]
if cli_args.separator is not None:
urls = cell.split(cli_args.separator)
for url in urls:
url = url.strip()
# NOTE: should we filter invalid urls here?
if url:
trie.set(url, row)
loading_bar.close()
loading_bar = LoadingBar(desc='Matching right file', unit='line')
for row, url in right_enricher.cells(cli_args.column2, with_rows=True):
loading_bar.update()
url = url.strip()
match = None
# NOTE: should we filter invalid urls here?
if url:
match = trie.match(url)
if match is None:
right_enricher.writerow(row)
continue
right_enricher.writerow(row, match)
def facebook_posts_action(cli_args):
try:
scraper = FacebookMobileScraper(cli_args.cookie, throttle=cli_args.throttle)
except FacebookInvalidCookieError:
if cli_args.cookie in COOKIE_BROWSERS:
die([
'Could not extract relevant cookie from "%s".' % cli_args.cookie
])
die([
'Relevant cookie not found.',
'A Facebook authentication cookie is necessary to be able to scrape Facebook groups.',
'Use the --cookie flag to choose a browser from which to extract the cookie or give your cookie directly.'
])
# Enricher
enricher = casanova.enricher(
cli_args.file,
cli_args.output,
keep=cli_args.select,
add=FACEBOOK_POST_CSV_HEADERS
)
# Loading bar
loading_bar = LoadingBar(
desc='Scraping posts',
unit='post'
)
translated_langs = set()
for i, (row, url) in enumerate(enricher.cells(cli_args.column, with_rows=True), 1):
loading_bar.inc('groups')
try:
posts = scraper.posts(url)
except FacebookInvalidTargetError:
loading_bar.print('Given url (line %i) is probably not a Facebook group: %s' % (i, url))
continue
for post in posts:
if post.translated_text and post.translated_from not in translated_langs:
translated_langs.add(post.translated_from)
lines = [
'Found text translated from %s!' % post.translated_from,
'Since it means original text may not be entirely retrieved you might want',
'to edit your Facebook language settings to add "%s" to' % post.translated_from,
'the "Languages you don\'t want to be offered translations for" list here:',
'https://www.facebook.com/settings/?tab=language'
]
for line in lines:
loading_bar.print(line)
loading_bar.print()
loading_bar.update()
enricher.writerow(row, post.as_csv_row())
def test_combined_pos(self, tmpdir):
output_path = str(tmpdir.join('./enriched.csv'))
with open('./test/resources/people.csv') as f, \
open(output_path, 'w', newline='') as of:
enricher = casanova.enricher(f, of, add=('line',), keep=('surname',))
assert len(enricher.output_headers) == 2
assert enricher.output_headers.surname == 0
assert enricher.output_headers.line == 1
def crowdtangle_summary_action(namespace, output_file):
if not namespace.start_date:
die('Missing --start-date!')
if is_url(namespace.column):
edit_namespace_with_csv_io(namespace, 'url')
enricher = casanova.enricher(
namespace.file,
output_file,
keep=namespace.select.split(',') if namespace.select else None,
add=CROWDTANGLE_SUMMARY_CSV_HEADERS)
posts_writer = None
if namespace.posts is not None:
posts_writer = csv.writer(namespace.posts)
posts_writer.writerow(CROWDTANGLE_POST_CSV_HEADERS_WITH_LINK)
loading_bar = tqdm(desc='Collecting data',
dynamic_ncols=True,
total=namespace.total,
unit=' urls')
client = CrowdTangleAPIClient(namespace.token,
rate_limit=namespace.rate_limit)
for row, url in enricher.cells(namespace.column, with_rows=True):
url = url.strip()
try:
stats = client.summary(url,
start_date=namespace.start_date,
with_top_posts=namespace.posts is not None,
sort_by=namespace.sort_by,
format='csv_row',
platforms=namespace.platforms)
except CrowdTangleInvalidTokenError:
die([
'Your API token is invalid.',
'Check that you indicated a valid one using the `--token` argument.'
])
except Exception as err:
raise err
if namespace.posts is not None:
stats, posts = stats
if posts is not None:
for post in posts:
posts_writer.writerow([url] + post)
enricher.writerow(row, stats)
loading_bar.update()
def twitter_users_action(cli_args):
client = TwitterAPIClient(
cli_args.access_token,
cli_args.access_token_secret,
cli_args.api_key,
cli_args.api_secret_key
)
enricher = casanova.enricher(
cli_args.file,
cli_args.output,
keep=cli_args.select,
add=USER_FIELDS
)
loading_bar = LoadingBar(
desc='Retrieving users',
total=cli_args.total,
unit='user'
)
for chunk in as_chunks(100, enricher.cells(cli_args.column, with_rows=True)):
users = ','.join(row[1].lstrip('@') for row in chunk)
if cli_args.ids:
client_args = {'user_id': users}
key = 'id'
else:
client_args = {'screen_name': users}
key = 'screen_name'
try:
result = client.call(['users', 'lookup'], **client_args)
except TwitterHTTPError as e:
if e.e.code == 404:
for row, user in chunk:
enricher.writerow(row)
else:
raise e
continue
indexed_result = {}
for user in result:
user = normalize_user(user)
user_row = format_user_as_csv_row(user)
indexed_result[user[key]] = user_row
for row, user in chunk:
user_row = indexed_result.get(user.lstrip('@'))
enricher.writerow(row, user_row)
loading_bar.update(len(chunk))
def facebook_comments_action(namespace):
# Handling output
output_file = open_output_file(namespace.output)
# Handling input
if is_url(namespace.column):
edit_namespace_with_csv_io(namespace, 'post_url')
try:
scraper = FacebookCommentScraper(namespace.cookie)
except FacebookInvalidCookieError:
if namespace.cookie in ['firefox', 'chrome']:
die('Could not extract cookies from %s.' % namespace.cookie)
die([
'Relevant cookie not found.',
'A Facebook authentication cookie is necessary to be able to access Facebook post comments.',
'Use the --cookie flag to choose a browser from which to extract the cookie or give your cookie directly.'
])
# Enricher
enricher = casanova.enricher(namespace.file,
output_file,
keep=namespace.select,
add=FACEBOOK_COMMENT_CSV_HEADERS)
# Loading bar
loading_bar = tqdm(desc='Scraping comments',
dynamic_ncols=True,
unit=' comments')
for i, (row,
url) in enumerate(enricher.cells(namespace.column,
with_rows=True)):
if not is_facebook_post_url(url):
loading_bar.close()
die('Given url (line %i) is not a Facebook post url: %s' %
(i + 1, url))
batches = scraper(url, per_call=True, detailed=True, format='csv_row')
for details, batch in batches:
for comment in batch:
enricher.writerow(row, comment)
loading_bar.update(len(batch))
loading_bar.set_postfix(calls=details['calls'],
replies=details['replies'],
q=details['queue_size'],
posts=i + 1)
loading_bar.close()
def action(namespace, output_file):
# TODO: this is temp debug
def listener(event, data):
tqdm.write(event, file=sys.stderr)
tqdm.write(repr(data), file=sys.stderr)
wrapper = TwitterWrapper(namespace.access_token,
namespace.access_token_secret,
namespace.api_key,
namespace.api_secret_key,
listener=listener)
enricher = casanova.enricher(namespace.file,
output_file,
keep=namespace.select,
add=csv_headers)
loading_bar = tqdm(desc='Retrieving ids',
dynamic_ncols=True,
total=namespace.total,
unit=' followers',
postfix={'users': 0})
users_done = 0
for row, user in enricher.cells(namespace.column, with_rows=True):
all_ids = []
next_cursor = -1
result = None
if namespace.id:
wrapper_kwargs = {'user_id': user}
else:
wrapper_kwargs = {'screen_name': user}
while next_cursor != 0:
wrapper_kwargs['cursor'] = next_cursor
result = wrapper.call([method_name, 'ids'], **wrapper_kwargs)
if result is not None:
all_ids = result.get('ids', [])
next_cursor = result.get('next_cursor', 0)
loading_bar.update(len(all_ids))
for user_id in all_ids:
enricher.writerow(row, [user_id])
else:
next_cursor = 0
users_done += 1
loading_bar.set_postfix(users=users_done)
loading_bar.close()
def twitter_scrape_action(cli_args):
scraper = TwitterAPIScraper()
# Stats
loading_bar = LoadingBar('Collecting tweets',
total=cli_args.limit,
unit='tweet',
stats={
'tokens': 1,
'queries': 0
})
enricher = casanova.enricher(cli_args.file,
cli_args.output,
add=TWEET_FIELDS + ADDITIONAL_TWEET_FIELDS,
keep=cli_args.select)
def before_sleep(retry_state):
exc = retry_state.outcome.exception()
if isinstance(exc, TwitterPublicAPIRateLimitError):
loading_bar.inc('tokens')
else:
loading_bar.inc('failures')
loading_bar.print(
'Failed to call Twitter search. Will retry in %s' %
prettyprint_seconds(retry_state.idle_for))
for row, query in enricher.cells(cli_args.query, with_rows=True):
# Templating?
if cli_args.query_template is not None:
query = CUSTOM_FORMATTER.format(cli_args.query_template,
value=query)
loading_bar.print('Searching for "%s"' % query)
loading_bar.inc('queries')
iterator = scraper.search(
query,
limit=cli_args.limit,
before_sleep=before_sleep,
include_referenced_tweets=cli_args.include_refs,
with_meta=True)
try:
for tweet, meta in iterator:
loading_bar.update()
tweet_row = format_tweet_as_csv_row(tweet)
enricher.writerow(row, tweet_row + format_meta_row(meta))
except TwitterPublicAPIOverCapacityError:
loading_bar.die('Got an "Over Capacity" error. Shutting down...')
def url_parse_action(namespace):
output_file = open_output_file(namespace.output)
headers = REPORT_HEADERS
if namespace.facebook:
headers = FACEBOOK_REPORT_HEADERS
elif namespace.youtube:
headers = YOUTUBE_REPORT_HEADERS
enricher = casanova.enricher(
namespace.file,
output_file,
add=headers,
keep=namespace.select
)
loading_bar = tqdm(
desc='Parsing',
dynamic_ncols=True,
unit=' rows',
total=namespace.total
)
for row, url in enricher.cells(namespace.column, with_rows=True):
url = url.strip()
loading_bar.update()
if namespace.separator:
urls = url.split(namespace.separator)
else:
urls = [url]
for url in urls:
if not is_url(url, allow_spaces_in_path=True, require_protocol=False):
enricher.writerow(row)
continue
if namespace.facebook:
addendum = extract_facebook_addendum(url)
elif namespace.youtube:
addendum = extract_youtube_addendum(url)
else:
addendum = extract_standard_addendum(namespace, url)
if addendum is None:
enricher.writerow(row)
continue
enricher.writerow(row, addendum)
output_file.close()
def crowdtangle_summary_action(cli_args):
if not cli_args.start_date:
die('Missing --start-date!')
enricher = casanova.enricher(
cli_args.file,
cli_args.output,
keep=cli_args.select,
add=CROWDTANGLE_SUMMARY_CSV_HEADERS
)
posts_writer = None
if cli_args.posts is not None:
posts_writer = csv.writer(cli_args.posts)
posts_writer.writerow(CROWDTANGLE_POST_CSV_HEADERS_WITH_LINK)
loading_bar = LoadingBar(
desc='Collecting data',
total=cli_args.total,
unit='url'
)
client = CrowdTangleAPIClient(cli_args.token, rate_limit=cli_args.rate_limit)
for row, url in enricher.cells(cli_args.column, with_rows=True):
url = url.strip()
try:
stats = client.summary(
url,
start_date=cli_args.start_date,
with_top_posts=cli_args.posts is not None,
sort_by=cli_args.sort_by,
platforms=cli_args.platforms
)
except CrowdTangleInvalidTokenError:
die([
'Your API token is invalid.',
'Check that you indicated a valid one using the `--token` argument.'
])
if cli_args.posts is not None:
stats, posts = stats
if posts is not None:
for post in posts:
posts_writer.writerow(post.as_csv_row())
enricher.writerow(row, stats.as_csv_row() if stats is not None else None)
loading_bar.update()
def extract_action(namespace):
output_file = open_output_file(namespace.output)
enricher = casanova.enricher(
namespace.report,
output_file,
keep=namespace.select,
add=OUTPUT_ADDITIONAL_HEADERS
)
loading_bar = LoadingBar(
desc='Extracting content',
total=namespace.total,
unit='doc'
)
def on_irrelevant_row(reason, row):
loading_bar.update()
enricher.writerow(row, format_error(reason))
try:
files = create_report_iterator(
namespace,
enricher,
on_irrelevant_row=on_irrelevant_row
)
except NotADirectoryError:
loading_bar.die([
'Could not find the "%s" directory!' % namespace.input_dir,
'Did you forget to specify it with -i/--input-dir?'
])
pool = LazyPool(namespace.processes)
loading_bar.update_stats(p=pool.processes)
with pool:
for error, row, result in pool.imap_unordered(worker, files):
loading_bar.update()
if error is not None:
enricher.writerow(row, format_error(report_error(error)))
continue
if result is None:
enricher.writerow(row, format_error('no-content'))
continue
enricher.writerow(row, result)
loading_bar.close()
output_file.close()
def action(namespace, output_file):
TWITTER = {
'access_token': namespace.access_token,
'access_token_secret': namespace.access_token_secret,
'api_key': namespace.api_key,
'api_secret_key': namespace.api_secret_key
}
wrapper = TwitterWrapper(TWITTER)
enricher = casanova.enricher(
namespace.file,
output_file,
keep=namespace.select,
add=csv_headers
)
loading_bar = tqdm(
desc='Retrieving ids',
dynamic_ncols=True,
total=namespace.total,
unit=' line'
)
for row, user in enricher.cells(namespace.column, with_rows=True):
all_ids = []
next_cursor = -1
result = None
if namespace.id:
wrapper_args = {'user_id': user}
else:
wrapper_args = {'screen_name': user}
while next_cursor != 0:
wrapper_args['cursor'] = next_cursor
method = '%(method_name)s.ids' % {'method_name': method_name}
result = wrapper.call(method, wrapper_args)
if result is not None:
all_ids = result.get('ids', [])
next_cursor = result.get('next_cursor', 0)
for friend_id in all_ids:
enricher.writerow(row, [friend_id])
else:
next_cursor = 0
loading_bar.update()
loading_bar.close()
def test_dialect(self, tmpdir):
output_path = str(tmpdir.join('./enriched.csv'))
with open('./test/resources/semicolons.csv') as f, \
open(output_path, 'w', newline='') as of:
enricher = casanova.enricher(f, of, add=('line',), delimiter=';')
for i, row in enumerate(enricher):
enricher.writerow(row, [i])
assert collect_csv(output_path) == [
['name', 'surname', 'line'],
['Rose', 'Philips', '0'],
['Luke', 'Atman', '1']
]