目的
PyCharmでScrapyのデバッグをしたかったので、メモ書き。
実行環境
PyCharm professional
Python3.6
Scrapy2.2.1
使用例:
Scrapyのドキュメントを参照しても以下のように書かれていて、デバッグ実行できない。
scrapy-crawl
$ scrapy crawl myspider
... myspider starts crawling ...
設定項目
PyCharmのRUn/Debug Configurationsに以下のように設定する。
| 項目名 | 値 | 説明 |
|---|---|---|
| Script path | venv\Lib\site-packages\scrapy\cmdline.py | Scrapyディレクトリのcmdline.pyを指定 |
| Parameters | crawl [Spider名] | |
| Run with Python Console | チェックする |
実行ログ
ソース上にブレイクポイントを入れることも可能。
log
2020-08-04 22:11:24 [scrapy.utils.log] INFO: Scrapy 2.2.1 started (bot: ScrapySample)
2020-08-04 22:11:24 [scrapy.utils.log] INFO: Versions: lxml 4.5.2.0, libxml2 2.9.5, cssselect 1.1.0, parsel 1.6.0, w3lib 1.22.0, Twisted 20.3.0, Python 3.6.2 (v3.6.2:5fd33b5, Jul 8 2017, 04:57:36) [MSC v.1900 64 bit (AMD64)], pyOpenSSL 19.1.0 (OpenSSL 1.1.1g 21 Apr 2020), cryptography 3.0, Platform Windows-10-10.0.18362-SP0
2020-08-04 22:11:24 [scrapy.utils.log] DEBUG: Using reactor: twisted.internet.selectreactor.SelectReactor
2020-08-04 22:11:24 [scrapy.crawler] INFO: Overridden settings:
{'BOT_NAME': 'ScrapySample',
'NEWSPIDER_MODULE': 'ScrapySample.spiders',
'ROBOTSTXT_OBEY': True,
'SPIDER_MODULES': ['ScrapySample.spiders']}
2020-08-04 22:11:24 [scrapy.extensions.telnet] INFO: Telnet Password: f615fed52e270d55
2020-08-04 22:11:24 [scrapy.middleware] INFO: Enabled extensions:
['scrapy.extensions.corestats.CoreStats',
'scrapy.extensions.telnet.TelnetConsole',
'scrapy.extensions.logstats.LogStats']
2020-08-04 22:11:24 [scrapy.middleware] INFO: Enabled downloader middlewares:
['scrapy.downloadermiddlewares.robotstxt.RobotsTxtMiddleware',
'scrapy.downloadermiddlewares.httpauth.HttpAuthMiddleware',
'scrapy.downloadermiddlewares.downloadtimeout.DownloadTimeoutMiddleware',
'scrapy.downloadermiddlewares.defaultheaders.DefaultHeadersMiddleware',
'scrapy.downloadermiddlewares.useragent.UserAgentMiddleware',
'scrapy.downloadermiddlewares.retry.RetryMiddleware',
'scrapy.downloadermiddlewares.redirect.MetaRefreshMiddleware',
'scrapy.downloadermiddlewares.httpcompression.HttpCompressionMiddleware',
'scrapy.downloadermiddlewares.redirect.RedirectMiddleware',
'scrapy.downloadermiddlewares.cookies.CookiesMiddleware',
'scrapy.downloadermiddlewares.httpproxy.HttpProxyMiddleware',
'scrapy.downloadermiddlewares.stats.DownloaderStats']
2020-08-04 22:11:24 [scrapy.middleware] INFO: Enabled spider middlewares:
['scrapy.spidermiddlewares.httperror.HttpErrorMiddleware',
'scrapy.spidermiddlewares.offsite.OffsiteMiddleware',
'scrapy.spidermiddlewares.referer.RefererMiddleware',
'scrapy.spidermiddlewares.urllength.UrlLengthMiddleware',
'scrapy.spidermiddlewares.depth.DepthMiddleware']
2020-08-04 22:11:24 [scrapy.middleware] INFO: Enabled item pipelines:
['scrapy.pipelines.images.ImagesPipeline']
2020-08-04 22:11:24 [scrapy.core.engine] INFO: Spider opened
2020-08-04 22:11:24 [scrapy.extensions.logstats] INFO: Crawled 0 pages (at 0 pages/min), scraped 0 items (at 0 items/min)
2020-08-04 22:11:24 [scrapy.extensions.telnet] INFO: Telnet console listening on 127.0.0.1:6023
2020-08-04 22:11:24 [scrapy.core.engine] DEBUG: Crawled (200) <GET https://www.example.com/robots.txt> (referer: None)
2020-08-04 22:11:24 [scrapy.core.engine] DEBUG: Crawled (200) <GET https://www.example.com> (referer: None)
2020-08-04 22:11:24 [scrapy.core.engine] INFO: Closing spider (finished)
2020-08-04 22:11:24 [scrapy.statscollectors] INFO: Dumping Scrapy stats:
{'downloader/request_bytes': 438,
'downloader/request_count': 2,
'downloader/request_method_count/GET': 2,
'downloader/response_bytes': 9061,
'downloader/response_count': 2,
'downloader/response_status_count/200': 2,
'elapsed_time_seconds': 0.354765,
'finish_reason': 'finished',
'finish_time': datetime.datetime(2020, 8, 4, 13, 11, 24, 732365),
'log_count/DEBUG': 2,
'log_count/INFO': 10,
'response_received_count': 2,
'robotstxt/request_count': 1,
'robotstxt/response_count': 1,
'robotstxt/response_status_count/200': 1,
'scheduler/dequeued': 1,
'scheduler/dequeued/memory': 1,
'scheduler/enqueued': 1,
'scheduler/enqueued/memory': 1,
'start_time': datetime.datetime(2020, 8, 4, 13, 11, 24, 377600)}
2020-08-04 22:11:24 [scrapy.core.engine] INFO: Spider closed (finished)
Process finished with exit code 0