PTT 網路版爬蟲
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README.md

ptt-web-crawler (PTT 網路版爬蟲) Build Status

English Readme

Live demo

Scrapy 版本 by afunTW

特色

  • 支援單篇及多篇文章抓取
  • 過濾資料內空白、空行及特殊字元
  • JSON 格式輸出
  • 支援 Python 2.7, 3.4-3.6

輸出 JSON 格式

{
    "article_id": 文章 ID,
    "article_title": 文章標題 ,
    "author": 作者,
    "board": 板名,
    "content": 文章內容,
    "date": 發文時間,
    "ip": 發文位址,
    "message_count": { # 推文
        "all": 總數,
        "boo": 噓文數,
        "count": 推文數-噓文數,
        "neutral": → 數,
        "push": 推文數
    },
    "messages": [ # 推文內容
      {
        "push_content": 推文內容,
        "push_ipdatetime": 推文時間及位址,
        "push_tag": 推/噓/→ ,
        "push_userid": 推文者 ID
      },
      ...
      ]
}

參數說明

python crawler.py -b 看板名稱 -i 起始索引 結束索引 (設為負數則以倒數第幾頁計算) 
python crawler.py -b 看板名稱 -a 文章ID 

範例

爬取 PublicServan 板第 100 頁 (https://www.ptt.cc/bbs/PublicServan/index100.html) 到第 200 頁 (https://www.ptt.cc/bbs/PublicServan/index200.html) 的內容, 輸出至 PublicServan-100-200.json

  • 直接執行腳本
cd PttWebCrawler
python crawler.py -b PublicServan -i 100 200
  • 呼叫 package
python setup.py install
python -m PttWebCrawler -b PublicServan -i 100 200
  • 作為函式庫呼叫
from PttWebCrawler.crawler import *

c = PttWebCrawler(as_lib=True)
c.parse_articles(100, 200, 'PublicServan')

測試

python test.py

ptt-web-crawler is a crawler for the web version of PTT, the largest online community in Taiwan.

usage: python crawler.py [-h] -b BOARD_NAME (-i START_INDEX END_INDEX | -a ARTICLE_ID) [-v]
optional arguments:
  -h, --help                  show this help message and exit
  -b BOARD_NAME               Board name
  -i START_INDEX END_INDEX    Start and end index
  -a ARTICLE_ID               Article ID
  -v, --version               show program's version number and exit

Output would be BOARD_NAME-START_INDEX-END_INDEX.json (or BOARD_NAME-ID.json)