Verified65% confidenceFactExact time
robots.txt是1994年由网络机器人排除标准（REP）确立的行业惯例协议，并非强制性法律规定，但谷歌、百度等主流搜索引擎均严格遵守
3
Sources
65%
Confidence
Long-term
Relevance
7/8/2026
First Seen
Sources
零基础Python爬虫入门：工作原理、核心流程与法律红线详解
bilibiliPyCharm安装激活教程7/4/2026
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