Files
Copies/copienator/commands/verify_groups.py
T

83 lines
2.5 KiB
Python

from __future__ import annotations
import argparse
import re
import sys
from collections.abc import Sequence
from pathlib import Path
from copienator import (
EvaluationWorkspace,
ExitCode,
evaluation_parser,
execute,
read_json,
workspace_from_args,
)
COPY_PATTERN = re.compile(r"Copie(\d+)")
def build_parser() -> argparse.ArgumentParser:
return evaluation_parser("Verify that every answer PDF appears in group metadata.")
def collect_source_pdfs(copies_dir: Path) -> set[tuple[str, str]]:
source_pdfs: set[tuple[str, str]] = set()
for copy_dir in copies_dir.iterdir():
match = COPY_PATTERN.fullmatch(copy_dir.name)
if not match or not copy_dir.is_dir():
continue
copy_id = match.group(1)
for pdf_path in copy_dir.glob("*.pdf"):
source_pdfs.add((pdf_path.stem, copy_id))
return source_pdfs
def collect_grouped_pdfs(groups_dir: Path) -> tuple[set[tuple[str, str]], int]:
grouped: set[tuple[str, str]] = set()
read_errors = 0
for json_path in groups_dir.glob("*/Group_*.json"):
try:
data = read_json(json_path)
if not isinstance(data, list):
raise TypeError("expected a JSON array")
for entry in data:
grouped.add((str(entry[4]), str(entry[0])))
except (IndexError, OSError, TypeError, ValueError) as exc:
print(f"Error reading {json_path}: {exc}", file=sys.stderr)
read_errors += 1
return grouped, read_errors
def verify_groups(workspace: EvaluationWorkspace) -> ExitCode:
workspace.require_directories("Copies", "Par label")
source_pdfs = collect_source_pdfs(workspace.copies_dir)
grouped_pdfs, read_errors = collect_grouped_pdfs(workspace.groups_dir)
missing = source_pdfs - grouped_pdfs
if missing:
print(f"Verification failed: {len(missing)} files missing from groups:")
for label, copy_id in sorted(missing):
print(f"Copie{copy_id}/{label}.pdf")
return ExitCode.FAILURE
if read_errors:
print("Verification incomplete because some metadata could not be read.")
return ExitCode.PARTIAL
print("Verification successful: all files accounted for.")
return ExitCode.SUCCESS
def run(workspace: EvaluationWorkspace) -> ExitCode:
return verify_groups(workspace)
def main(argv: Sequence[str] | None = None) -> int:
parser = build_parser()
return execute(parser, argv, lambda args: run(workspace_from_args(args)))
if __name__ == "__main__":
raise SystemExit(main())