Source code for scrapy.extensions.statsmailer

"""
StatsMailer extension sends an email when a spider finishes scraping.

Use STATSMAILER_RCPTS setting to enable and give the recipient mail address
"""

from scrapy import signals
from scrapy.mail import MailSender
from scrapy.exceptions import NotConfigured

[docs]class StatsMailer: def __init__(self, stats, recipients, mail): self.stats = stats self.recipients = recipients self.mail = mail @classmethod def from_crawler(cls, crawler): recipients = crawler.settings.getlist("STATSMAILER_RCPTS") if not recipients: raise NotConfigured mail = MailSender.from_settings(crawler.settings) o = cls(crawler.stats, recipients, mail) crawler.signals.connect(o.spider_closed, signal=signals.spider_closed) return o def spider_closed(self, spider): spider_stats = self.stats.get_stats(spider) body = "Global stats\n\n" body += "\n".join(f"{k:<50} : {v}" for k, v in self.stats.get_stats().items()) body += f"\n\n{spider.name} stats\n\n" body += "\n".join(f"{k:<50} : {v}" for k, v in spider_stats.items()) return self.mail.send(self.recipients, f"Scrapy stats for: {spider.name}", body)