210 lines
10 KiB
Python
210 lines
10 KiB
Python
"""Parse provenance before asking a model to identify concepts.
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Work years are never meeting dates. Partial dates stay partial; directory years
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and document authors are never promoted to dates or supervisors.
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"""
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from __future__ import annotations
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from datetime import date
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import hashlib
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import re
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from tools.rag.common import clean_heading_text
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from tools.rag.search_core import make_source_url
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from tools.answer_evaluation.context_policy import normalized
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from tools.answer_evaluation.rag_evidence import academic_scope
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from tools.answer_evaluation.content_selection import effective_role, evidence_phase, reference_only
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PROFILE = re.compile(r'(?:pages/)?students/\d{4}/[^/]+/README\.md$')
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DATE = re.compile(r'(?<!\d)(\d{1,2})\.(\d{1,2})[.:](?:\s*([12]\d{3}))?(?!\d)')
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LIFECYCLE = re.compile(r'\b(?:ukoncil\w* predcasne|prerusil\w* studium|odstupil\w*|praca (?:bola )?zrusena)\b')
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def identifier(*values) -> str:
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return hashlib.sha256('\0'.join(str(v) for v in values).encode()).hexdigest()[:32]
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def supervisor_name(unit: dict) -> str | None:
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if unit['kind']!='supervisor':
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return None
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plain=re.sub(r'[*_]','',unit['text']).strip().lstrip('-+ ')
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match=re.match(r'^(?:meno ved[uú]ceho(?: pr[aá]ce)?|ved[uú]c[iaí](?: pr[aá]ce)?|[šs]kolite[lľ])\s*[:\-]?\s*(.+)$',plain,re.I)
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if not match:return None
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value=match[1]
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value=re.sub(r'\[([^]]+)\]\([^)]*\)',r'\1',value)
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value=re.sub(r'\b(?:ing|mgr|bc|rndr|phdr|phd|doc|prof)\.?\b',' ',value,flags=re.I)
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words=re.findall(r'[^\W\d_]+(?:-[^\W\d_]+)*',value,re.UNICODE)
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return ' '.join(words) if 2<=len(words)<=4 and all(w[0].isupper() for w in words) else None
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def with_work_context(units: list[dict]) -> list[dict]:
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"""Join a status only to titles/topics of the same profile and exact work."""
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from collections import defaultdict
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topics=defaultdict(list)
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for row in units:
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if row['kind']=='topic' and row.get('work_label') and not row['text'].rstrip().endswith(':'):
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topics[(row['source_path'],row['work_label'])].append(row)
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return [{**row,'context_quotes':[u for u in topics[(row['source_path'],row.get('work_label'))]
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if u['id']!=row['id']][:2]} for row in units]
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def meeting_date(line: str) -> dict | None:
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text = normalized(line)
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dated_status=bool(re.match(r'^(?:stav|stav pr[aá]ce)\s+\d{1,2}\.\d{1,2}',line.strip(' *#_'),re.I))
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if not dated_status and not re.search(r'\b(?:stretnutie|revizia|konzultacia)\b', text) and not DATE.fullmatch(line.strip().rstrip(':')):
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return None
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match = DATE.search(line)
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if not match:
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return {'date': None, 'date_label': line.strip(), 'date_precision': 'unknown'}
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day, month = int(match[1]), int(match[2])
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try:
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date(int(match[3] or '2000'), month, day)
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except ValueError:
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return {'date': None, 'date_label': line.strip(), 'date_precision': 'unknown'}
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return {'date': f'{int(match[3]):04}-{month:02}-{day:02}' if match[3] else None,
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'date_label': match[0], 'date_precision': 'day' if match[3] else 'day_month'}
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def profile_units(document: dict) -> list[dict]:
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"""Keep literal source units, line numbers, work identity and explicit dates."""
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person, path = document['title'].strip(), document['path']
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scope = None
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work_label = None
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work_level = None
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role, source_phase = 'other', 'unknown'
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timestamp = {'date': None, 'date_label': None, 'date_precision': 'unknown'}
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units, buffer = [], []
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start = 0
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fence = None
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def flush():
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nonlocal role
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if not buffer:
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return
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text = '\n'.join(buffer).strip()
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buffer.clear()
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plain = re.sub(r'^\s*(?:[-*+]|\d+[.)])\s+', '', text)
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lifecycle=bool(LIFECYCLE.search(normalized(text)))
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if (len(normalized(text).split()) < 3 and not lifecycle) or re.fullmatch(r'https?://\S+', plain):
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if role=='topic':role='other'
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return
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current_role = effective_role(text, role)
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observed=re.search(r'\b(?:dosiahli sme|dosiahol|dosiahla|ziskan\w*|spojen\w* datasety|urobene|'
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r'dokoncena|dokonceny|dotrenovan\w*|preroben\w*|vyskusany|vyskusane)\b',normalized(text))
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if current_role=='other' and timestamp['date_label'] and observed:
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current_role='progress'
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if current_role=='other' and timestamp['date_label'] and re.search(
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r'\b(?:ziad\w* pokrok|nefung\w*|problem\w*|nepodar\w*|rozpracovan\w*|pracoval\w*)\b',normalized(text)):
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current_role='progress'
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phase = evidence_phase(text, current_role, source_phase)
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if current_role=='progress' and observed and not re.search(
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r'\b(?:treba|bude|budu|planuj\w*|nie je|nebol\w*|zatial nie)\b',normalized(text)):
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phase='result'
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checked = bool(re.match(r'^\s*[-*+]\s+\[[xX]\]',text))
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if checked:
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phase='result'
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if phase == 'result' and re.search(r'\b(?:rozroben\w*|rozpracovan\w*|nedokoncen\w*)\b', normalized(text)):
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phase = 'progress'
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kind = {'assignment': 'assignment', 'task': 'plan', 'progress': 'progress','topic':'topic'}.get(current_role, 'context')
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label=normalized(text.split(':',1)[0]) if ':' in text else ''
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if label.startswith('nazov ') or label in {'nazov','tema'}:
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kind='topic'
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if phase == 'result':
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kind = 'result'
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if reference_only(text):kind,phase='reference','unknown'
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if lifecycle:kind,phase='lifecycle','unknown'
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if re.search(r'\b(?:meno veduceho|veduci(?: prace)?|veduca(?: prace)?|skolitel)\b', normalized(text)):
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kind, phase = 'supervisor', 'unknown'
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units.append({'id': identifier(path, work_label, start, text), 'person': person,
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'source_path': path, 'source_url': make_source_url(path), 'line': start+document.get('body_line_offset',0),
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'work_label': work_label, 'work_type': scope[0] if scope else None,
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'work_year': scope[1] if scope else None, 'text': text,
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'kind': kind, 'phase': phase, 'completion_basis':'checked_task' if checked else 'source_statement', **timestamp})
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if role=='topic':
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role='other'
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role_labels = {'assignment': {'zadanie', 'navrh na zadanie', 'ciel', 'ciele', 'ciele na semester'},
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'topic': {'tema','zameranie','nazov','nazov prace'},
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'progress': {'stav', 'priebezny stav', 'hotove', 'urobene', 'vysledky','vystupy'},
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'task': {'ulohy', 'zasobnik uloh', 'treba dokoncit', 'plan'}}
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for number, line in enumerate(document['content'].splitlines(), 1):
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if re.match(r'^\s*(```|~~~)', line):
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flush()
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fence = None if fence else line.strip()[:3]
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continue
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if fence:
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continue
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heading = re.match(r'^\s{0,3}#{1,6}\s+(.+)', line)
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heading_level=len(line.lstrip())-len(line.lstrip().lstrip('#'))
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if heading and (new_scope := academic_scope(heading[1])):
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flush()
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scope, work_label = new_scope, clean_heading_text(heading[1])
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work_level=heading_level
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role, source_phase = 'other', 'unknown'
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timestamp = {'date': None, 'date_label': None, 'date_precision': 'unknown'}
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continue
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if (new_date := meeting_date(line)) is not None:
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flush()
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timestamp = new_date
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role, source_phase = 'other', 'unknown'
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continue
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label = normalized(line.strip().strip('*_# ').rstrip(':'))
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if label in {'napr','napriklad','priklady','zdroje dokumentov','zdroje','suvisiace stranky','suvisiace prace'}:
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flush()
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role, source_phase = 'other', 'unknown'
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continue
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next_role = next((key for key, labels in role_labels.items()
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if label in labels or key == 'assignment' and label.startswith('zadanie ')
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or key == 'task' and re.match(r'^(?:ulohy (?:na|do|pre)|do dalsie\w* stretnutia)', label)), None)
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if next_role:
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flush()
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role = next_role
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source_phase = 'result' if label in {'hotove', 'urobene', 'vysledky','vystupy'} else 'unknown'
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continue
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if heading and work_level is not None and heading_level<=work_level:
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flush()
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scope,work_label,work_level=None,None,None
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role,source_phase='other','unknown'
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timestamp={'date':None,'date_label':None,'date_precision':'unknown'}
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inline_label=normalized(line.split(':',1)[0]) if ':' in line else ''
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if (LIFECYCLE.search(normalized(line)) or inline_label in {
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'nazov','nazov prace','predbezny nazov','tema','veduci','veduci prace','meno veduceho',
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'meno veduceho prace','skolitel','repozitar'}):
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flush()
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if not line.strip() or re.match(r'^\s*(?:[-*+]\s+|\d+[.)]\s+)', line):
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flush()
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if line.strip():
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if not buffer:
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start = number
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buffer.append(line)
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flush()
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return units
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def source_lifecycle_notes(wiki_root, source_digest):
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"""Read explicit lifecycle qualifications only from the indexed snapshot."""
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return _source_lifecycle_notes(str(wiki_root),source_digest)
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from functools import lru_cache
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@lru_cache(maxsize=2)
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def _source_lifecycle_notes(wiki_root, source_digest):
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import json
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from pathlib import Path
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from tools.sync.sync_indexes import source_files
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from tools.rag.common import load_zpwiki_page
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root=Path(wiki_root)
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if not (root/'pages').is_dir():return []
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files=source_files(root)
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if hashlib.sha256(json.dumps(files,sort_keys=True).encode()).hexdigest()!=source_digest:
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return [] # Never attach qualifications from a different source version.
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notes=[]
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for path in files:
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if not PROFILE.fullmatch(path):continue
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if not LIFECYCLE.search(normalized((root/path).read_text())):continue
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document=load_zpwiki_page(root/path,wiki_root=root)
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if document.get('published') is False:continue
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notes.extend({**row,'evidence_role':'lifecycle'} for row in profile_units(document) if row['kind']=='lifecycle')
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return notes
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