Python __init__
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153
personal_data/__init__.py
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153
personal_data/__init__.py
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import csv
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import datetime
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import io
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import logging
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import browsercookie
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import cfscrape
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import requests
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import requests_cache
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from frozendict import frozendict
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logger = logging.getLogger(__name__)
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import personal_data.data
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import personal_data.fetchers.crunchyroll
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import personal_data.fetchers.ffxiv_lodestone
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import personal_data.fetchers.playstation
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import personal_data.fetchers.psnprofiles
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CSV_DIALECT = 'one_true_dialect'
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csv.register_dialect(CSV_DIALECT, lineterminator='\n', skipinitialspace=True)
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def try_value(fn, s: str) -> any:
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try:
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return fn(s)
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except ValueError:
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return None
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def to_value(s: str) -> any:
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s = s.strip()
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if len(s) == 0:
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return None
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if v := try_value(int, s):
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return v
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if v := try_value(datetime.date.fromisoformat, s):
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return v
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if v := try_value(datetime.datetime.fromisoformat, s):
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return v
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if s.lower() == 'false':
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return False
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if s.lower() == 'true':
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return True
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if s.lower() == 'none':
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return None
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return s
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def extend_csv_file(
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filename: str,
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new_dicts: dict,
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deduplicate_mode: personal_data.data.DeduplicateMode,
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):
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dicts = []
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try:
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with open(filename, 'r') as csvfile:
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reader = csv.DictReader(csvfile, dialect=CSV_DIALECT)
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for row in reader:
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for k in list(row.keys()):
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row[k] = to_value(row[k])
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if row[k] is None:
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del row[k]
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dicts.append(frozendict(row))
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del csvfile
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except FileNotFoundError as e:
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logger.info('Creating file: %s', filename)
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pass
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original_num_dicts = len(dicts)
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dicts += [frozendict(d) for d in new_dicts]
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del new_dicts
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fieldnames = []
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for d in dicts:
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for k in d.keys():
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if k not in fieldnames:
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fieldnames.append(k)
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del k
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del d
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if deduplicate_mode != personal_data.data.DeduplicateMode.NONE:
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dicts = set(dicts)
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dicts = sorted(dicts, key=lambda d: tuple(str(d.get(fn, '')) for fn in fieldnames))
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csvfile_in_memory = io.StringIO()
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writer = csv.DictWriter(
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csvfile_in_memory,
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fieldnames=fieldnames,
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dialect=CSV_DIALECT,
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)
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writer.writeheader()
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for d in dicts:
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writer.writerow(d)
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output_csv = csvfile_in_memory.getvalue()
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del writer, csvfile_in_memory
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with open(filename, 'w') as csvfile:
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csvfile.write(output_csv)
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del csvfile
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logger.warning(
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'Extended CSV "%s" from %d to %d lines',
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filename,
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original_num_dicts,
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len(dicts),
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)
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STANDARD_HEADERS = {
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'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:122.0) Gecko/20100101 Firefox/122.0',
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# "Accept": "application/json, text/plain, */*",
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'Accept-Language': 'en-US,en;q=0.5',
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'Accept-Encoding': 'gzip, deflate, br',
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}
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def get_session(with_cfscrape: bool, cookiejar) -> requests.Session:
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assert isinstance(with_cfscrape, bool)
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if with_cfscrape:
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session = cfscrape.create_scraper()
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else:
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session = requests_cache.CachedSession('web_cache', cookies=cookiejar)
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for cookie in cookiejar:
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session.cookies.set_cookie(cookie)
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return session
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def main():
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cookiejar = browsercookie.firefox()
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logger.warning('Got cookiejar from firefox: %s cookies', len(cookiejar))
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for scraper_cls in personal_data.data.Scraper.__subclasses__():
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session = get_session(scraper_cls.requires_cfscrape(), cookiejar)
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scraper = scraper_cls(session)
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logger.warning(
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'Running %s, appending to "%s"',
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scraper_cls.__name__,
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scraper.dataset_name,
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)
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del scraper_cls
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result_rows = list()
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for result in scraper.scrape():
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result_rows.append(result)
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del result
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extend_csv_file(
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'output/' + scraper.dataset_name,
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result_rows,
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deduplicate_mode=scraper.deduplicate_mode,
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)
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logger.warning('Scraper done: %s', scraper.dataset_name)
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del scraper, session
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@ -1,155 +1,4 @@
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import csv
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import personal_data
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import datetime
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import io
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import logging
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import browsercookie
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import cfscrape
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import requests
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import requests_cache
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from frozendict import frozendict
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logger = logging.getLogger(__name__)
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import personal_data.data
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import personal_data.fetchers.crunchyroll
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import personal_data.fetchers.ffxiv_lodestone
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import personal_data.fetchers.playstation
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import personal_data.fetchers.psnprofiles
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CSV_DIALECT = 'one_true_dialect'
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csv.register_dialect(CSV_DIALECT, lineterminator='\n', skipinitialspace=True)
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def try_value(fn, s: str) -> any:
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try:
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return fn(s)
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except ValueError:
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return None
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def to_value(s: str) -> any:
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s = s.strip()
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if len(s) == 0:
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return None
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if v := try_value(int, s):
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return v
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if v := try_value(datetime.date.fromisoformat, s):
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return v
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if v := try_value(datetime.datetime.fromisoformat, s):
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return v
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if s.lower() == 'false':
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return False
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if s.lower() == 'true':
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return True
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if s.lower() == 'none':
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return None
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return s
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def extend_csv_file(
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filename: str,
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new_dicts: dict,
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deduplicate_mode: personal_data.data.DeduplicateMode,
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):
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dicts = []
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try:
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with open(filename, 'r') as csvfile:
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reader = csv.DictReader(csvfile, dialect=CSV_DIALECT)
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for row in reader:
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for k in list(row.keys()):
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row[k] = to_value(row[k])
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if row[k] is None:
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del row[k]
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dicts.append(frozendict(row))
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del csvfile
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except FileNotFoundError as e:
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logger.info('Creating file: %s', filename)
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pass
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original_num_dicts = len(dicts)
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dicts += [frozendict(d) for d in new_dicts]
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del new_dicts
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fieldnames = []
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for d in dicts:
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for k in d.keys():
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if k not in fieldnames:
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fieldnames.append(k)
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del k
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del d
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if deduplicate_mode != personal_data.data.DeduplicateMode.NONE:
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dicts = set(dicts)
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dicts = sorted(dicts, key=lambda d: tuple(str(d.get(fn, '')) for fn in fieldnames))
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csvfile_in_memory = io.StringIO()
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writer = csv.DictWriter(
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csvfile_in_memory,
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fieldnames=fieldnames,
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dialect=CSV_DIALECT,
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)
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writer.writeheader()
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for d in dicts:
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writer.writerow(d)
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output_csv = csvfile_in_memory.getvalue()
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del writer, csvfile_in_memory
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with open(filename, 'w') as csvfile:
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csvfile.write(output_csv)
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del csvfile
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logger.warning(
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'Extended CSV "%s" from %d to %d lines',
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filename,
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original_num_dicts,
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len(dicts),
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)
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STANDARD_HEADERS = {
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'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:122.0) Gecko/20100101 Firefox/122.0',
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# "Accept": "application/json, text/plain, */*",
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'Accept-Language': 'en-US,en;q=0.5',
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'Accept-Encoding': 'gzip, deflate, br',
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}
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def get_session(with_cfscrape: bool, cookiejar) -> requests.Session:
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assert isinstance(with_cfscrape, bool)
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if with_cfscrape:
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session = cfscrape.create_scraper()
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else:
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session = requests_cache.CachedSession('web_cache', cookies=cookiejar)
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for cookie in cookiejar:
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session.cookies.set_cookie(cookie)
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return session
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def main():
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cookiejar = browsercookie.firefox()
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logger.warning('Got cookiejar from firefox: %s cookies', len(cookiejar))
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for scraper_cls in personal_data.data.Scraper.__subclasses__():
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session = get_session(scraper_cls.requires_cfscrape(), cookiejar)
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scraper = scraper_cls(session)
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logger.warning(
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'Running %s, appending to "%s"',
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scraper_cls.__name__,
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scraper.dataset_name,
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)
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del scraper_cls
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result_rows = list()
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for result in scraper.scrape():
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result_rows.append(result)
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del result
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extend_csv_file(
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'output/' + scraper.dataset_name,
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result_rows,
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deduplicate_mode=scraper.deduplicate_mode,
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)
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logger.warning('Scraper done: %s', scraper.dataset_name)
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del scraper, session
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if __name__ == '__main__':
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if __name__ == '__main__':
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main()
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personal_data.main()
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