NBA球迷大全 v1.0.0：对话问答+数据浏览系统（DeepSeek+RAG+SQLite）
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# -*- coding: utf-8 -*-
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"""
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种子数据执行入口：初始化 SQLite 表结构 → 灌入模拟数据 → 构建 Chroma 向量索引。
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幂等设计：重复执行会自动清空重灌，方便数据更新后一键重建。
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用法：python3 seed.py [--rebuild-vector] （--rebuild-vector 强制重建向量集合）
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"""
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import argparse
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import logging
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import sys
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import time
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logging.basicConfig(level=logging.INFO, format="%(asctime)s %(levelname)s %(message)s")
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log = logging.getLogger("seed")
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from db import init_db, execute, executemany, query_one, table_count # noqa: E402
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from seed_teams import SPORTS, LEAGUES, TEAMS, STANDINGS # noqa: E402
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from seed_players_a import PLAYERS_A # noqa: E402
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from seed_players_b import PLAYERS_B # noqa: E402
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from seed_games import GAMES, BOX # noqa: E402
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from seed_news import NEWS, WIKI # noqa: E402
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from seed_persons import PERSONS # noqa: E402
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import vector_store # noqa: E402
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def wipe():
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for t in ("game_player_stats", "games", "standings", "players", "teams",
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"leagues", "sports", "news", "persons"):
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execute(f"DELETE FROM {t}")
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execute(f"DELETE FROM sqlite_sequence WHERE name='{t}'")
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log.info("已清空旧数据")
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def seed_core():
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"""sports / leagues / teams / players / standings / games / persons"""
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for code, name, name_en in SPORTS:
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execute("INSERT INTO sports(code,name,name_en) VALUES(?,?,?)", (code, name, name_en))
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sport_id = query_one("SELECT id FROM sports WHERE code='basketball'")["id"]
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for code, name, name_en, country, season in LEAGUES:
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execute("INSERT INTO leagues(sport_id,code,name,name_en,country,season) VALUES(?,?,?,?,?,?)",
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(sport_id, code, name, name_en, country, season))
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league_id = query_one("SELECT id FROM leagues WHERE code='NBA'")["id"]
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# 球队
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for code, name, en, city, arena, founded, champs, coach, intro in TEAMS:
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execute("""INSERT INTO teams(league_id,code,name,name_en,city,arena,founded,champion_count,head_coach,intro)
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VALUES(?,?,?,?,?,?,?,?,?,?)""",
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(league_id, code, name, en, city, arena, founded, champs, coach, intro))
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team_id = {r["code"]: r["id"] for r in __import__("db").query("SELECT id,code FROM teams")}
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# 球员
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p_rows = []
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for p in PLAYERS_A + PLAYERS_B:
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(t, name, en, pos, num, h, w, country, dy, dp, sal,
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pts, reb, ast, stl, blk, mn, cpts, creb, cast, cg, awards, bio) = p
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p_rows.append((team_id[t], name, en, pos, num, h, w, country, dy, dp, sal,
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pts, reb, ast, stl, blk, mn, cpts, creb, cast, cg, awards, bio))
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executemany("""INSERT INTO players(team_id,name,name_en,position,number,height_cm,weight_kg,country,
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draft_year,draft_pick,salary_m,season_pts,season_reb,season_ast,season_stl,season_blk,season_min,
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career_pts,career_reb,career_ast,career_games,awards,bio)
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VALUES(?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?)""", p_rows)
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log.info("球员 %d 名", len(p_rows))
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# 排名
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s_rows = [(league_id, "2025-26", team_id[c], w, l, round(w / (w + l), 4), conf, rk)
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for c, conf, rk, w, l in STANDINGS]
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executemany("""INSERT INTO standings(league_id,season,team_id,wins,losses,win_pct,conference,rank)
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VALUES(?,?,?,?,?,?,?,?)""", s_rows)
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# 比赛
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game_id = {}
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g_rows = []
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for rnd, gt, status, home, away, hs, as_, venue, bcast in GAMES:
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g_rows.append((league_id, "2025-26", rnd, gt, status, team_id[home], team_id[away],
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hs, as_, venue, bcast))
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executemany("""INSERT INTO games(league_id,season,round_name,game_time,status,home_team_id,away_team_id,
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home_score,away_score,venue,broadcast) VALUES(?,?,?,?,?,?,?,?,?,?,?)""", g_rows)
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for i, (rnd, gt, *_rest) in enumerate(GAMES):
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game_id[(rnd, gt)] = query_one(
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"SELECT id FROM games WHERE round_name=? AND game_time=?", (rnd, gt))["id"]
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# 球员技术统计（box score）
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box_rows = []
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for (rnd, gt), lines in BOX.items():
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gid = game_id.get((rnd, gt))
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if not gid:
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continue
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for pname, pts, reb, ast, stl, blk, mn in lines:
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player = query_one("SELECT id,team_id FROM players WHERE name=?", (pname,))
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if player:
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box_rows.append((gid, player["id"], player["team_id"], pts, reb, ast, stl, blk, mn))
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executemany("""INSERT INTO game_player_stats(game_id,player_id,team_id,points,rebounds,assists,steals,blocks,minutes)
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VALUES(?,?,?,?,?,?,?,?,?)""", box_rows)
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log.info("比赛 %d 场，技术统计 %d 条", len(GAMES), len(box_rows))
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# 人物
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per_rows = []
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for t, name, en, role, role_cn, title, bio, ach in PERSONS:
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per_rows.append((sport_id, league_id, team_id.get(t), name, en, role, role_cn, title, bio, ach))
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executemany("""INSERT INTO persons(sport_id,league_id,team_id,name,name_en,role,role_cn,title,bio,achievements)
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VALUES(?,?,?,?,?,?,?,?,?,?)""", per_rows)
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log.info("人物 %d 名", len(per_rows))
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# 新闻 / 百科
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n_rows = []
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for t, title, content, author, source, pt, tags, kind in NEWS + WIKI:
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n_rows.append((sport_id, league_id, team_id.get(t), title, content, author, source, pt, tags, kind))
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executemany("""INSERT INTO news(sport_id,league_id,team_id,title,content,author,source,publish_time,tags,kind)
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VALUES(?,?,?,?,?,?,?,?,?,?)""", n_rows)
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log.info("新闻/百科 %d 篇", len(n_rows))
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def seed_vector(rebuild=False):
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"""把新闻/百科分块后写入 Chroma（title + 正文 按 400 字切块，重叠 60 字）"""
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from db import query as dbq
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rows = dbq("SELECT id,title,content,kind,team_id,publish_time,tags FROM news ORDER BY id")
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ids, docs, metas = [], [], []
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for r in rows:
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text = f"{r['title']}\n{r['content']}"
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chunk_size, overlap = 400, 60
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start = 0
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while start < len(text):
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chunk = text[start:start + chunk_size]
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ids.append(f"news_{r['id']}_{start}")
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docs.append(chunk)
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metas.append({"news_id": r["id"], "title": r["title"], "kind": r["kind"],
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"team_id": r["team_id"] or 0, "publish_time": r["publish_time"],
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"tags": r["tags"] or ""})
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start += chunk_size - overlap
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log.info("向量文档 %d 块（%d 篇）", len(ids), len(rows))
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if rebuild:
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vector_store.reset_collection()
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# 若已有数据则跳过（增量）
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if vector_store.collection_count() >= len(ids):
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log.info("向量库已有 %d 条，跳过写入", vector_store.collection_count())
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return
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if vector_store.collection_count() > 0:
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vector_store.reset_collection()
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for i in range(0, len(ids), 50): # 分批写入，避免单次请求过大
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vector_store.add_documents(ids[i:i + 50], docs[i:i + 50], metas[i:i + 50])
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log.info("向量索引完成，共 %d 条", vector_store.collection_count())
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def main():
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ap = argparse.ArgumentParser()
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ap.add_argument("--rebuild-vector", action="store_true", help="强制重建向量集合")
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ap.add_argument("--no-vector", action="store_true", help="跳过向量索引")
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args = ap.parse_args()
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t0 = time.time()
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init_db()
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wipe()
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seed_core()
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if not args.no_vector:
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seed_vector(rebuild=args.rebuild_vector)
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else:
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log.info("跳过向量索引")
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log.info("数据灌入完成，耗时 %.1fs", time.time() - t0)
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for t in ("sports", "leagues", "teams", "players", "games", "standings",
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"game_player_stats", "news", "persons"):
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log.info(" %-16s %d", t, table_count(t))
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if __name__ == "__main__":
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sys.exit(main())
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