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import asyncio
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import signal
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from pysitemap.base_crawler import Crawler
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def crawler(
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root_url, out_file, out_format='xml',
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maxtasks=10, exclude_urls=[], exclude_imgs=[], image_root_urls=[],
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verifyssl=True, findimages=True, images_this_domain=True, headers=None,
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timezone_offset=0, changefreq=None, priorities=None):
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"""
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run crowler
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:param root_url: Site root url
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:param out_file: path to the out file
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:param out_format: format of out file [xml, txt]
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:param maxtasks: max count of tasks
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:param exclude_urls: excludable url paths
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:param exclude_imgs: excludable img url paths
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:param image_root_urls: recognized image root urls on the domain
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:param verifyssl: verify website certificate?
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:param findimages: Find images references?
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:param images_this_domain: Find images which refer to this domain only?
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:param headers: Send these headers in every request
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:param timezone_offset: timezone offset for lastmod tags
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:param changefreq: dictionary, where key is site sub url regex, and value is changefreq
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:param priorities: dictionary, where key is site sub url regex, and value is priority float
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:return:
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"""
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loop = asyncio.get_event_loop()
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c = Crawler(root_url, out_file=out_file, out_format=out_format,
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maxtasks=maxtasks, exclude_urls=exclude_urls, exclude_imgs=exclude_imgs,
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image_root_urls=image_root_urls, verifyssl=verifyssl, findimages=findimages,
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images_this_domain=images_this_domain, headers=headers, timezone_offset=timezone_offset,
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changefreq=changefreq, priorities=priorities)
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loop.run_until_complete(c.run())
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try:
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loop.add_signal_handler(signal.SIGINT, loop.stop)
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except RuntimeError:
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pass
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print('todo_queue:', len(c.todo_queue))
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print('busy:', len(c.busy))
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print('done:', len(c.done), '; ok:', sum(list(zip(*c.done.values()))[0]) )
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print('tasks:', len(c.tasks))
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