130 lines
3.5 KiB
Python
Executable File
130 lines
3.5 KiB
Python
Executable File
#!/usr/bin/env -S uv run --script
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# /// script
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# dependencies = []
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# ///
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"""Full-text search over MPI term database (SQLite).
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Module usage:
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from search import search
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results = search("空性")
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results = search("空性", limit=5, loc="心经", src="佛教术语")
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# returns list of dicts: {zh, en, loc, source}
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CLI usage:
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toolkit/terms-database/search.py <query> [limit]
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toolkit/terms-database/search.py 空性 loc:心经 src:公案
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"""
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import sys
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import os
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import sqlite3
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DB = os.path.join(os.path.dirname(os.path.abspath(__file__)), "termlib.sqlite")
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def _connect():
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con = sqlite3.connect(DB)
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con.execute("PRAGMA journal_mode=WAL")
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return con
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def _search_rows(con, query, loc=None, src=None, limit=None):
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terms = query.split() if query else []
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clauses = []
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params = []
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for t in terms:
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like = f"%{t}%"
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clauses.append("(zh LIKE ? OR en LIKE ?)")
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params.extend([like, like])
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where = " AND ".join(clauses) if clauses else "1=1"
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if loc:
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where += " AND loc LIKE ?"
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params.append(f"%{loc}%")
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if src:
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where += " AND source = ?"
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params.append(src)
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sql = f"SELECT zh, en, loc, source FROM terms WHERE {where}"
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if limit is not None:
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sql += " LIMIT ?"
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params.append(limit)
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return con.execute(sql, params).fetchall()
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def search(query, loc=None, src=None, limit=20):
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"""Search the terms database. Returns list of {zh, en, loc, source} dicts.
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query: str — space-separated search terms (AND logic)
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loc: str — filter by loc column (LIKE match)
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src: str — filter by source column (exact match)
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limit: int — max results (default 20)
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"""
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con = _connect()
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try:
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rows = _search_rows(con, query, loc=loc, src=src, limit=limit)
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return [
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{"zh": zh, "en": en, "loc": loc_val or "", "source": src_val}
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for zh, en, loc_val, src_val in rows
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]
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finally:
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con.close()
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def main():
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if len(sys.argv) < 2:
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print("Usage: terms-search <query> [limit]")
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print(" queries: '空性', 'emptiness 中观'")
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print()
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print("Special prefixes (can be standalone or combined with query):")
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print(" loc:<source> — filter by loc (e.g. loc:心经)")
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print(" src:<table> — filter by source table (e.g. src:佛教术语)")
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print()
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print("Examples:")
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print(" terms-search 空性")
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print(" terms-search 'suffering 苦' loc:心经")
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print(" terms-search src:公案")
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sys.exit(1)
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raw = sys.argv[1]
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limit = int(sys.argv[2]) if len(sys.argv) > 2 else 20
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loc_filter = None
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src_filter = None
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query_parts = []
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for token in raw.split():
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if token.startswith("loc:"):
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loc_filter = token[4:]
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elif token.startswith("src:"):
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src_filter = token[4:]
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else:
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query_parts.append(token)
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query_str = " ".join(query_parts)
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if not query_str and not loc_filter and not src_filter:
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print("No search terms or filters. Usage: terms-search <query> [limit]")
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return
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results = search(query_str, loc=loc_filter, src=src_filter, limit=limit)
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if not results:
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print(f"No results for: {raw}")
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return
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print(f"Results: {len(results)}")
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print()
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for r in results:
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print(f"zh: {r['zh']}")
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print(f"en: {r['en']}")
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print(f"loc: {r['loc'] or '-'} | src: {r['source']}")
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print()
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if __name__ == "__main__":
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main()
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