77 lines
2.2 KiB
Python
77 lines
2.2 KiB
Python
import logging
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logging.basicConfig(
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format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
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level=logging.DEBUG)
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import requests
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API_TOPSTORIES = lambda x: 'https://hacker-news.firebaseio.com/v0/topstories.json'
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API_ITEM = lambda x : 'https://hn.algolia.com/api/v1/items/{}'.format(x)
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SITE_LINK = lambda x : 'https://news.ycombinator.com/item?id={}'.format(x)
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SITE_AUTHOR_LINK = lambda x : 'https://news.ycombinator.com/user?id={}'.format(x)
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def api(route, ref=None):
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try:
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r = requests.get(route(ref), timeout=5)
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if r.status_code != 200:
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raise Exception('Bad response code ' + str(r.status_code))
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return r.json()
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except KeyboardInterrupt:
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raise
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except BaseException as e:
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logging.error('Problem hitting hackernews API: {}'.format(str(e)))
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return False
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def feed():
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return api(API_TOPSTORIES) or []
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def comment(i):
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if 'author' not in i:
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return False
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c = {}
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c['author'] = i.get('author', '')
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c['score'] = i.get('points', 0)
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c['date'] = i.get('created_at_i', 0)
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c['text'] = i.get('text', '')
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c['comments'] = [comment(j) for j in i['children']]
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c['comments'] = list(filter(bool, c['comments']))
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return c
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def comment_count(i):
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alive = 1 if i['author'] else 0
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return sum([comment_count(c) for c in i['comments']]) + alive
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def story(ref):
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r = api(API_ITEM, ref)
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if not r: return False
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if 'deleted' in r:
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return False
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elif r.get('type', '') != 'story':
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return False
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s = {}
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s['author'] = r.get('author', '')
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s['author_link'] = SITE_AUTHOR_LINK(r.get('author', ''))
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s['score'] = r.get('points', 0)
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s['date'] = r.get('created_at_i', 0)
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s['title'] = r.get('title', '')
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s['link'] = SITE_LINK(ref)
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s['url'] = r.get('url', '')
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s['comments'] = [comment(i) for i in r['children']]
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s['comments'] = list(filter(bool, s['comments']))
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s['num_comments'] = comment_count(s) - 1
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if 'text' in r and r['text']:
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s['text'] = r['text']
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return s
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# scratchpad so I can quickly develop the parser
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if __name__ == '__main__':
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#print(feed())
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#print(story(20763961))
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print(story(20802050))
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