443 lines
18 KiB
Python
443 lines
18 KiB
Python
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import json
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import os
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import argparse
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from typing import List, Dict, Any, Optional
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from collections import defaultdict
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import pickle
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from pathlib import Path
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class WikidataRelationManager:
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"""Wikidata关系管理器，支持动态获取和缓存"""
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def __init__(self, cache_file: str = "wikidata_relations_cache.pkl",
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mapping_file: str = None):
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self.cache_file = cache_file
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self.mapping_file = mapping_file
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self.relations = {}
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# 删除了API相关属性
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# 初始的基础关系映射
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self.base_relations = {
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# # 基本关系
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# 'P31': 'instance of',
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# 'P279': 'subclass of',
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# 'P17': 'country',
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# 'P159': 'headquarters location',
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# 'P571': 'inception',
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# # 人物关系
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# 'P19': 'place of birth',
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# 'P20': 'place of death',
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# 'P27': 'country of citizenship',
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# 'P106': 'occupation',
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# 'P22': 'father',
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# 'P25': 'mother',
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# 'P26': 'spouse',
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# 'P40': 'child',
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# 'P69': 'educated at',
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# 'P108': 'employer',
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# # 地理关系
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# 'P36': 'capital',
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# 'P131': 'located in',
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# 'P47': 'shares border with',
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# 'P206': 'located on terrain feature',
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# 'P1376': 'capital of',
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# # 组织关系
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# 'P112': 'founded by',
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# 'P127': 'owned by',
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# 'P169': 'chief executive officer',
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# 'P488': 'chairperson',
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# 'P749': 'parent organization',
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# # 作品关系
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# 'P50': 'author',
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# 'P57': 'director',
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# 'P58': 'screenwriter',
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# 'P161': 'cast member',
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# 'P175': 'performer',
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# 'P577': 'publication date',
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# 'P123': 'publisher',
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# 'P136': 'genre',
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# # 时间关系
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# 'P155': 'follows',
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# 'P156': 'followed by',
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# 'P580': 'start time',
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# 'P582': 'end time',
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# # 体育关系
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# 'P54': 'member of sports team',
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# 'P413': 'position played on team',
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# 'P118': 'league',
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# # 科学关系
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# 'P275': 'copyright license',
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# 'P170': 'creator',
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# 'P398': 'child astronomical body',
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# 'P397': 'parent astronomical body',
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# # 其他常见关系
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# 'P37': 'official language',
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# 'P1923': 'place of marriage',
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# 'P737': 'influenced by',
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# 'P463': 'member of',
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# 'P39': 'position held',
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# 'P276': 'location',
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# 'P1441': 'present in work',
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}
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self.load_cache()
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def load_cache(self):
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"""加载缓存的关系映射，优先使用JSON映射文件"""
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try:
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# 优先尝试加载JSON映射文件
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if self.mapping_file and os.path.exists(self.mapping_file):
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with open(self.mapping_file, 'r', encoding='utf-8') as f:
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self.relations = json.load(f)
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print(f"从JSON映射文件加载了 {len(self.relations)} 个关系映射")
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return
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# 尝试加载pickle缓存文件
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if os.path.exists(self.cache_file):
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with open(self.cache_file, 'rb') as f:
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self.relations = pickle.load(f)
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print(f"从pickle缓存加载了 {len(self.relations)} 个关系映射")
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else:
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self.relations = self.base_relations.copy()
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print(f"初始化基础关系映射: {len(self.relations)} 个")
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except Exception as e:
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print(f"加载缓存失败: {e}")
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self.relations = self.base_relations.copy()
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def save_cache(self):
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"""保存关系映射到缓存"""
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try:
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with open(self.cache_file, 'wb') as f:
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pickle.dump(self.relations, f)
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print(f"已保存 {len(self.relations)} 个关系映射到缓存")
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except Exception as e:
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print(f"保存缓存失败: {e}")
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# 删除了网络抓取功能，改为纯离线模式
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def get_relation_name(self, property_id: str) -> Optional[str]:
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"""获取关系名称，仅使用本地映射"""
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if property_id in self.relations:
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return self.relations[property_id]
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# 如果本地映射中没有找到，返回None（表示跳过这个关系）
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return None
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# 删除了网络请求相关的批量获取和预加载功能
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class TRexProcessor:
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"""T-REx数据集处理器"""
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def __init__(self, relation_manager: WikidataRelationManager):
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self.relation_manager = relation_manager
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def extract_predicate_id(self, uri: str) -> str:
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"""从URI中提取属性ID"""
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if uri and 'prop/direct/' in uri:
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return uri.split('/')[-1]
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elif uri and uri.startswith('P') and uri[1:].isdigit():
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return uri
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return uri if uri else 'unknown'
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def get_relation_name(self, predicate_uri: str) -> Optional[str]:
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"""获取关系的可读名称"""
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predicate_id = self.extract_predicate_id(predicate_uri)
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return self.relation_manager.get_relation_name(predicate_id)
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# 删除了谓词收集功能，因为不再需要预加载
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def is_valid_triple(self, triple: Dict[str, Any], confidence_threshold: float,
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boundary_threshold: int) -> bool:
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"""检查三元组是否满足过滤条件"""
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try:
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# 检查triple是否为字典
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if not isinstance(triple, dict):
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return False
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# 检查必要字段
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if not all(key in triple for key in ['subject', 'predicate', 'object']):
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return False
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subject = triple['subject']
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predicate = triple['predicate']
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object_info = triple['object']
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# 检查subject、predicate、object是否都为字典
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if not isinstance(subject, dict) or not isinstance(predicate, dict) or not isinstance(object_info, dict):
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return False
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# 检查主语和宾语是否有有效的URI和surfaceform
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if not (subject.get('uri') and subject.get('surfaceform')):
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return False
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if not (object_info.get('uri') and object_info.get('surfaceform')):
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return False
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if not predicate.get('uri'):
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return False
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# 检查置信度（如果存在）
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confidence = triple.get('confidence')
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if confidence is not None and confidence < confidence_threshold:
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return False
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# 检查边界信息（如果设置了阈值）
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if boundary_threshold > 0:
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subject_boundaries = subject.get('boundaries')
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object_boundaries = object_info.get('boundaries')
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if not subject_boundaries or not object_boundaries:
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return False
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# 检查边界是否为列表且长度至少为2
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if not (isinstance(subject_boundaries, list) and len(subject_boundaries) >= 2):
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return False
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if not (isinstance(object_boundaries, list) and len(object_boundaries) >= 2):
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return False
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try:
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# 检查边界长度是否合理
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subject_length = subject_boundaries[1] - subject_boundaries[0]
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object_length = object_boundaries[1] - object_boundaries[0]
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if subject_length < boundary_threshold or object_length < boundary_threshold:
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return False
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except (TypeError, IndexError):
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return False
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# 检查文本内容是否合理
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subject_text = subject.get('surfaceform', '').strip()
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object_text = object_info.get('surfaceform', '').strip()
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if not subject_text or not object_text:
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return False
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# 过滤掉过长或过短的实体
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if len(subject_text) > 100 or len(object_text) > 100:
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return False
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if len(subject_text) < 2 or len(object_text) < 2:
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return False
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return True
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except (KeyError, TypeError, AttributeError):
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return False
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def process_single_file(self, file_path: str, confidence_threshold: float,
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boundary_threshold: int) -> List[Dict[str, Any]]:
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"""处理单个JSON文件"""
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print(f"Processing file: {file_path}")
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processed_data = []
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try:
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with open(file_path, 'r', encoding='utf-8') as f:
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# 读取整个文件作为JSON数组
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print(f"正在加载JSON数组文件: {file_path}")
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data_list = json.load(f)
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print(f"文件包含 {len(data_list)} 个条目")
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for idx, data in enumerate(data_list):
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try:
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# 获取基本信息
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text = data.get('text', '').strip()
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if not text:
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continue
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# 处理三元组
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triples = data.get('triples', [])
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if not triples:
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continue
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valid_targets = []
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for triple in triples:
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if self.is_valid_triple(triple, confidence_threshold, boundary_threshold):
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# 获取关系名称，如果无法解析则跳过这个三元组
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relation_name = self.get_relation_name(triple['predicate']['uri'])
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if relation_name is None:
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continue # 跳过无法解析的关系
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target = {
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'subject': triple['subject']['surfaceform'].strip(),
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'predicate': relation_name,
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'object': triple['object']['surfaceform'].strip()
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}
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valid_targets.append(target)
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# 如果有有效的三元组，添加到结果中
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if valid_targets:
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processed_data.append({
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'text': text,
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'target': valid_targets
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})
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except Exception as e:
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if idx <= 10: # 只打印前10个错误
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print(f"处理条目时出错 in {file_path} at index {idx}: {e}")
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continue
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except FileNotFoundError:
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print(f"文件未找到: {file_path}")
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except json.JSONDecodeError as e:
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print(f"JSON解析错误 in {file_path}: {e}")
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except Exception as e:
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print(f"处理文件时出错 {file_path}: {e}")
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print(f"从 {file_path} 提取了 {len(processed_data)} 个有效样本")
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return processed_data
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def process_folder(self, folder_path: str, confidence_threshold: float,
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boundary_threshold: int) -> List[Dict[str, Any]]:
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"""处理文件夹中的所有JSON文件"""
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all_processed_data = []
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if not os.path.exists(folder_path):
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raise FileNotFoundError(f"文件夹不存在: {folder_path}")
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# 获取所有JSON文件
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json_files = [f for f in os.listdir(folder_path) if f.endswith('.json')]
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if not json_files:
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raise ValueError(f"在 {folder_path} 中没有找到JSON文件")
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print(f"找到 {len(json_files)} 个JSON文件")
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for filename in sorted(json_files):
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file_path = os.path.join(folder_path, filename)
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processed_data = self.process_single_file(file_path, confidence_threshold, boundary_threshold)
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all_processed_data.extend(processed_data)
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# 保存最终的关系缓存
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self.relation_manager.save_cache()
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return all_processed_data
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def generate_statistics(self, processed_data: List[Dict[str, Any]]) -> Dict[str, Any]:
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"""生成数据统计信息"""
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total_samples = len(processed_data)
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total_triples = sum(len(sample['target']) for sample in processed_data)
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# 统计关系类型
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relation_counts = defaultdict(int)
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for sample in processed_data:
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for target in sample['target']:
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relation_counts[target['predicate']] += 1
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# 统计文本长度
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text_lengths = [len(sample['text']) for sample in processed_data]
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avg_text_length = sum(text_lengths) / len(text_lengths) if text_lengths else 0
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# 统计每个文本的三元组数量
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triples_per_text = [len(sample['target']) for sample in processed_data]
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avg_triples_per_text = sum(triples_per_text) / len(triples_per_text) if triples_per_text else 0
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|||
|
|
|
|||
|
|
return {
|
|||
|
|
'total_samples': total_samples,
|
|||
|
|
'total_triples': total_triples,
|
|||
|
|
'avg_text_length': round(avg_text_length, 2),
|
|||
|
|
'avg_triples_per_text': round(avg_triples_per_text, 2),
|
|||
|
|
'relation_distribution': dict(sorted(relation_counts.items(),
|
|||
|
|
key=lambda x: x[1], reverse=True)),
|
|||
|
|
'top_10_relations': dict(list(sorted(relation_counts.items(),
|
|||
|
|
key=lambda x: x[1], reverse=True))[:10]),
|
|||
|
|
'total_unique_relations': len(relation_counts),
|
|||
|
|
'cached_relations': len(self.relation_manager.relations)
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
def main():
|
|||
|
|
parser = argparse.ArgumentParser(description='处理T-REx数据集（支持动态关系获取）')
|
|||
|
|
parser.add_argument('--folder_path', type=str,default='/home/pci/ycz/Code/Minimind/dataset/trex', help='包含JSON文件的文件夹路径')
|
|||
|
|
parser.add_argument('--confidence_threshold', type=float, default=0.5,
|
|||
|
|
help='置信度阈值 (默认: 0.0)')
|
|||
|
|
parser.add_argument('--boundary_threshold', type=int, default=0,
|
|||
|
|
help='边界长度阈值 (默认: 0, 不过滤)')
|
|||
|
|
parser.add_argument('--output', type=str, default='./processed_trex_data.json',
|
|||
|
|
help='输出文件名 (默认: processed_trex_data.json)')
|
|||
|
|
parser.add_argument('--stats', type=str, default='trex_statistics.json',
|
|||
|
|
help='统计信息输出文件名 (默认: trex_statistics.json)')
|
|||
|
|
parser.add_argument('--cache_file', type=str, default='wikidata_relations_cache.pkl',
|
|||
|
|
help='关系缓存文件名 (默认: wikidata_relations_cache.pkl)')
|
|||
|
|
parser.add_argument('--mapping_file', type=str, default="/home/pci/ycz/Code/Minimind/preprocessing/sample_property_mappings.json",
|
|||
|
|
help='JSON映射文件路径 (必须提供，用于关系名称映射)')
|
|||
|
|
|
|||
|
|
args = parser.parse_args()
|
|||
|
|
|
|||
|
|
print("T-REx数据集处理器（支持动态关系获取）")
|
|||
|
|
print("=" * 60)
|
|||
|
|
print(f"输入文件夹: {args.folder_path}")
|
|||
|
|
print(f"置信度阈值: {args.confidence_threshold}")
|
|||
|
|
print(f"边界长度阈值: {args.boundary_threshold}")
|
|||
|
|
print(f"输出文件: {args.output}")
|
|||
|
|
print(f"关系缓存文件: {args.cache_file}")
|
|||
|
|
print(f"JSON映射文件: {args.mapping_file if args.mapping_file else '未指定'}")
|
|||
|
|
print("=" * 60)
|
|||
|
|
|
|||
|
|
# 检查映射文件是否存在
|
|||
|
|
if not args.mapping_file or not os.path.exists(args.mapping_file):
|
|||
|
|
print(f"错误: 映射文件不存在或未指定: {args.mapping_file}")
|
|||
|
|
print("请确保提供有效的JSON映射文件。")
|
|||
|
|
return 1
|
|||
|
|
|
|||
|
|
# 创建关系管理器
|
|||
|
|
relation_manager = WikidataRelationManager(
|
|||
|
|
cache_file=args.cache_file,
|
|||
|
|
mapping_file=args.mapping_file
|
|||
|
|
)
|
|||
|
|
|
|||
|
|
# 创建处理器
|
|||
|
|
processor = TRexProcessor(relation_manager)
|
|||
|
|
|
|||
|
|
try:
|
|||
|
|
# 处理数据
|
|||
|
|
processed_data = processor.process_folder(
|
|||
|
|
args.folder_path,
|
|||
|
|
args.confidence_threshold,
|
|||
|
|
args.boundary_threshold
|
|||
|
|
)
|
|||
|
|
|
|||
|
|
print(f"\n处理完成！总共处理了 {len(processed_data)} 个样本")
|
|||
|
|
|
|||
|
|
# 生成统计信息
|
|||
|
|
stats = processor.generate_statistics(processed_data)
|
|||
|
|
|
|||
|
|
# 保存处理后的数据
|
|||
|
|
with open(args.output, 'w', encoding='utf-8') as f:
|
|||
|
|
json.dump(processed_data, f, ensure_ascii=False, indent=2)
|
|||
|
|
|
|||
|
|
# 保存统计信息
|
|||
|
|
with open(args.stats, 'w', encoding='utf-8') as f:
|
|||
|
|
json.dump(stats, f, ensure_ascii=False, indent=2)
|
|||
|
|
|
|||
|
|
print(f"\n数据已保存到: {args.output}")
|
|||
|
|
print(f"统计信息已保存到: {args.stats}")
|
|||
|
|
print(f"关系缓存已保存到: {args.cache_file}")
|
|||
|
|
|
|||
|
|
# 打印统计摘要
|
|||
|
|
print("\n数据统计摘要:")
|
|||
|
|
print("=" * 30)
|
|||
|
|
print(f"总样本数: {stats['total_samples']}")
|
|||
|
|
print(f"总三元组数: {stats['total_triples']}")
|
|||
|
|
print(f"唯一关系数: {stats['total_unique_relations']}")
|
|||
|
|
print(f"缓存关系数: {stats['cached_relations']}")
|
|||
|
|
print(f"平均文本长度: {stats['avg_text_length']}")
|
|||
|
|
print(f"平均每文本三元组数: {stats['avg_triples_per_text']}")
|
|||
|
|
print("\n前10个最常见关系:")
|
|||
|
|
for relation, count in stats['top_10_relations'].items():
|
|||
|
|
print(f" {relation}: {count}")
|
|||
|
|
|
|||
|
|
except Exception as e:
|
|||
|
|
print(f"处理过程中出错: {e}")
|
|||
|
|
return 1
|
|||
|
|
|
|||
|
|
return 0
|
|||
|
|
|
|||
|
|
if __name__ == "__main__":
|
|||
|
|
exit(main())
|