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-
-
-## Prep
-
-Using `check_hashes.sh`:
-
- zcat $HASH_FILE \
- | awk '{print $3 "\t" $1}' \
- | rg -v '^\t' \
- | sort -S 4G \
- | uniq -D -w 40 \
- > sha1_ident.dupes.tsv
-
- wc -l sha1_ident.dupes.tsv
- # 6,350
-
- cut -f1 sha1_ident.dupes.tsv | uniq | wc -l
- # 2,039
-
-Want to create JSON for each group, like:
-
- entity_type: "file"
- primary_id: str or None
- duplicate_ids: [str]
- evidence:
- extid: str
- extid_type: "sha1"
-
-Run transform script:
-
- cat sha1_ident.dupes.tsv | ./file_dupe_to_json.py | pv -l > file_sha1_dupes.json
- # 2.04k 0:00:00 [9.16k/s]
-
-
-## QA Testing
-
- export FATCAT_AUTH_API_TOKEN=[...]
-
- head -n25 /srv/fatcat/datasets/file_sha1_dupes.json \
- | python -m fatcat_tools.mergers.files --editgroup-description-override "Automated merging of file entities with duplicate SHA-1 hashes" --dry-run merge-files -
-
-Hit some small bugs running in QA; test coverage isn't great, but I think hits
-the important parts.
-
- head -n25 /srv/fatcat/datasets/file_sha1_dupes.json \
- | python -m fatcat_tools.mergers.files --editgroup-description-override "Automated merging of file entities with duplicate SHA-1 hashes" --dry-run merge-files -
- # Running in dry-run mode!
- # Counter({'updated-entities': 60, 'lines': 25, 'merged': 25, 'skip': 0, 'updated-total': 0})
-
-Dry-run mode didn't actually work, and edits actually happened (!).
-
-Edits do look good.
-
-Try again, not dry-run, to ensure that case is handled:
-
- head -n25 /srv/fatcat/datasets/file_sha1_dupes.json | python -m fatcat_tools.mergers.files --editgroup-description-override "Automated merging of file entities with duplicate SHA-1 hashes" merge-files -
- # Counter({'lines': 25, 'skip': 25, 'skip-not-active-entity': 25, 'merged': 0, 'updated-total': 0})
-
-And then run 500 through for more testing:
-
- head -n500 /srv/fatcat/datasets/file_sha1_dupes.json | python -m fatcat_tools.mergers.files --editgroup-description-override "Automated merging of file entities with duplicate SHA-1 hashes" merge-files -
- # Counter({'updated-entities': 1341, 'lines': 500, 'merged': 474, 'skip': 26, 'skip-not-active-entity': 25, 'skip-entity-not-found': 1, 'updated-total': 0})
-
-The majority of merges seem to be cases where there are multiple articles in the same PDF.