學習爬蟲過程遇到的各類問題集錦

用xpath爬取 https://www.ivsky.com/tupian/haiyangshijie/， 問題1：檢查了好多遍代碼，一直以下錯誤報錯 html 開始下載 形態萬千的海馬圖片(11張) https://www.ivsky.com/tupian/haima_v50562/ None Traceback (most recent call last): File "20190422

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