115 lines
3.3 KiB
Python
Executable File
115 lines
3.3 KiB
Python
Executable File
#!/usr/bin/env python3
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"""bing_search - 使用必应(Bing)搜索信息，一键获取标题、摘要和链接"""
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import argparse
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import re
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import sys
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import requests
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from urllib.parse import quote
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from bs4 import BeautifulSoup
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def search(keyword, num_results=5):
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"""使用必应搜索并返回结果列表"""
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headers = {
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"User-Agent": (
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"Mozilla/5.0 (Windows NT 10.0; Win64; x64) "
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"AppleWebKit/537.36 (KHTML, like Gecko) "
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"Chrome/120.0.0.0 Safari/537.36"
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),
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"Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8",
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"Accept-Language": "zh-CN,zh;q=0.9,en;q=0.8",
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}
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url = f"https://cn.bing.com/search?q={quote(keyword)}&count={num_results}"
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try:
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resp = requests.get(url, headers=headers, timeout=15)
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resp.encoding = "utf-8"
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resp.raise_for_status()
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except requests.RequestException as e:
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print(f"❌ 请求失败: {e}", file=sys.stderr)
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sys.exit(1)
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soup = BeautifulSoup(resp.text, "html.parser")
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results = []
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# Bing 搜索结果：class="b_algo"
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result_divs = soup.select(".b_algo")
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for div in result_divs:
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# 标题
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title_tag = div.select_one("h2 a")
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if not title_tag:
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continue
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title = title_tag.get_text(strip=True)
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# 链接
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link = title_tag.get("href", "")
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# 摘要
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abstract_tag = div.select_one(".b_caption p, .b_lineclamp2, .b_lineclamp3")
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abstract = ""
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if abstract_tag:
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abstract = abstract_tag.get_text(strip=True)
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results.append({"title": title, "link": link, "abstract": abstract})
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if len(results) >= num_results:
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break
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return results
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def main():
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parser = argparse.ArgumentParser(
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description="bing_search - 使用必应(Bing)搜索信息，一键获取标题、摘要和链接",
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epilog="""
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参数说明:
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keyword 搜索关键词（必填）
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-n, --num 返回结果条数，默认5条（最多20条）
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使用示例:
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%(prog)s 天气 搜索"天气"
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%(prog)s C罗 -n 10 搜索"C罗"，返回10条结果
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%(prog)s "python教程" -n 3 搜索"python教程"，返回3条结果
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""",
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formatter_class=argparse.RawDescriptionHelpFormatter,
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)
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parser.add_argument("keyword", nargs="?", help="搜索关键词")
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parser.add_argument("-n", "--num", type=int, default=5, help="返回结果条数（默认5条）")
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parser.add_argument("-v", "--version", action="version", version="bing_search v1.0 (Bing 后端)")
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args = parser.parse_args()
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if not args.keyword:
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parser.print_help()
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sys.exit(0)
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keyword = args.keyword.strip()
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num = min(max(args.num, 1), 20)
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print(f"🔍 必应搜索: {keyword}\n")
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results = search(keyword, num)
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if not results:
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print("😕 未找到相关结果")
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return
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for i, r in enumerate(results, 1):
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print(f"{'='*60}")
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print(f" [{i}] {r['title']}")
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if r["abstract"]:
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abstract = r["abstract"]
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if len(abstract) > 150:
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abstract = abstract[:147] + "..."
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print(f" {abstract}")
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print(f" 🔗 {r['link']}")
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print()
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print(f"--- 共找到 {len(results)} 条结果 ---")
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if __name__ == "__main__":
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main()
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