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from typing import Iterable, Optional
import json
from chocula.util import clean_str, clean_issn
from chocula.common import DirectoryLoader
from chocula.database import DirectoryInfo, HomepageUrl
class ScieloLoader(DirectoryLoader):
source_slug = "scielo"
def open_file(self) -> Iterable:
return open(self.config.scielo.filepath)
def parse_record(self, line) -> Optional[DirectoryInfo]:
record = json.loads(line)
extra = dict(
status=clean_str(record.get("current_status")),
first_year=record.get("first_year"),
collection=record.get("collection_acronym"),
)
for k in list(extra.keys()):
if extra[k] is None:
extra.pop(k)
country: Optional[str] = None
if record["publisher_country"] and len(record["publisher_country"][0]) == 2:
country = record["publisher_country"][0].lower()
info = DirectoryInfo(
directory_slug=self.source_slug,
issne=clean_issn(record.get("electronic_issn") or ""),
issnp=clean_issn(record.get("print_issn") or ""),
custom_id=clean_str(record.get("scielo_issn")),
name=clean_str(record.get("fulltitle")),
publisher=clean_str((record.get("publisher_name") or [""])[0]),
abbrev=clean_str(record["abbreviated_iso_title"]),
platform="scielo",
langs=list(filter(lambda s: len(s) == 2, record["languages"])),
country=country,
extra=extra,
)
if record["url"]:
homepage = HomepageUrl.from_url(record["url"])
if homepage:
info.homepage_urls.append(homepage)
return info
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