306 lines
8.9 KiB
Python
306 lines
8.9 KiB
Python
"""
|
|
This module contains the default values for all settings used by Scrapy.
|
|
|
|
For more information about these settings you can read the settings
|
|
documentation in docs/topics/settings.rst
|
|
|
|
Scrapy developers, if you add a setting here remember to:
|
|
|
|
* add it in alphabetical order
|
|
* group similar settings without leaving blank lines
|
|
* add its documentation to the available settings documentation
|
|
(docs/topics/settings.rst)
|
|
|
|
"""
|
|
|
|
import sys
|
|
from importlib import import_module
|
|
from os.path import join, abspath, dirname
|
|
|
|
AJAXCRAWL_ENABLED = False
|
|
|
|
ASYNCIO_EVENT_LOOP = None
|
|
|
|
AUTOTHROTTLE_ENABLED = False
|
|
AUTOTHROTTLE_DEBUG = False
|
|
AUTOTHROTTLE_MAX_DELAY = 60.0
|
|
AUTOTHROTTLE_START_DELAY = 5.0
|
|
AUTOTHROTTLE_TARGET_CONCURRENCY = 1.0
|
|
|
|
BOT_NAME = 'scrapybot'
|
|
|
|
CLOSESPIDER_TIMEOUT = 0
|
|
CLOSESPIDER_PAGECOUNT = 0
|
|
CLOSESPIDER_ITEMCOUNT = 0
|
|
CLOSESPIDER_ERRORCOUNT = 0
|
|
|
|
COMMANDS_MODULE = ''
|
|
|
|
COMPRESSION_ENABLED = True
|
|
|
|
CONCURRENT_ITEMS = 100
|
|
|
|
CONCURRENT_REQUESTS = 16
|
|
CONCURRENT_REQUESTS_PER_DOMAIN = 8
|
|
CONCURRENT_REQUESTS_PER_IP = 0
|
|
|
|
COOKIES_ENABLED = True
|
|
COOKIES_DEBUG = False
|
|
|
|
DEFAULT_ITEM_CLASS = 'scrapy.item.Item'
|
|
|
|
DEFAULT_REQUEST_HEADERS = {
|
|
'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
|
|
'Accept-Language': 'en',
|
|
}
|
|
|
|
DEPTH_LIMIT = 0
|
|
DEPTH_STATS_VERBOSE = False
|
|
DEPTH_PRIORITY = 0
|
|
|
|
DNSCACHE_ENABLED = True
|
|
DNSCACHE_SIZE = 10000
|
|
DNS_RESOLVER = 'scrapy.resolver.CachingThreadedResolver'
|
|
DNS_TIMEOUT = 60
|
|
|
|
DOWNLOAD_DELAY = 0
|
|
|
|
DOWNLOAD_HANDLERS = {}
|
|
DOWNLOAD_HANDLERS_BASE = {
|
|
'data': 'scrapy.core.downloader.handlers.datauri.DataURIDownloadHandler',
|
|
'file': 'scrapy.core.downloader.handlers.file.FileDownloadHandler',
|
|
'http': 'scrapy.core.downloader.handlers.http.HTTPDownloadHandler',
|
|
'https': 'scrapy.core.downloader.handlers.http.HTTPDownloadHandler',
|
|
's3': 'scrapy.core.downloader.handlers.s3.S3DownloadHandler',
|
|
'ftp': 'scrapy.core.downloader.handlers.ftp.FTPDownloadHandler',
|
|
}
|
|
|
|
DOWNLOAD_TIMEOUT = 180 # 3mins
|
|
|
|
DOWNLOAD_MAXSIZE = 1024 * 1024 * 1024 # 1024m
|
|
DOWNLOAD_WARNSIZE = 32 * 1024 * 1024 # 32m
|
|
|
|
DOWNLOAD_FAIL_ON_DATALOSS = True
|
|
|
|
DOWNLOADER = 'scrapy.core.downloader.Downloader'
|
|
|
|
DOWNLOADER_HTTPCLIENTFACTORY = 'scrapy.core.downloader.webclient.ScrapyHTTPClientFactory'
|
|
DOWNLOADER_CLIENTCONTEXTFACTORY = 'scrapy.core.downloader.contextfactory.ScrapyClientContextFactory'
|
|
DOWNLOADER_CLIENT_TLS_CIPHERS = 'DEFAULT'
|
|
# Use highest TLS/SSL protocol version supported by the platform, also allowing negotiation:
|
|
DOWNLOADER_CLIENT_TLS_METHOD = 'TLS'
|
|
DOWNLOADER_CLIENT_TLS_VERBOSE_LOGGING = False
|
|
|
|
DOWNLOADER_MIDDLEWARES = {}
|
|
|
|
DOWNLOADER_MIDDLEWARES_BASE = {
|
|
# Engine side
|
|
'scrapy.downloadermiddlewares.robotstxt.RobotsTxtMiddleware': 100,
|
|
'scrapy.downloadermiddlewares.httpauth.HttpAuthMiddleware': 300,
|
|
'scrapy.downloadermiddlewares.downloadtimeout.DownloadTimeoutMiddleware': 350,
|
|
'scrapy.downloadermiddlewares.defaultheaders.DefaultHeadersMiddleware': 400,
|
|
'scrapy.downloadermiddlewares.useragent.UserAgentMiddleware': 500,
|
|
'scrapy.downloadermiddlewares.retry.RetryMiddleware': 550,
|
|
'scrapy.downloadermiddlewares.ajaxcrawl.AjaxCrawlMiddleware': 560,
|
|
'scrapy.downloadermiddlewares.redirect.MetaRefreshMiddleware': 580,
|
|
'scrapy.downloadermiddlewares.httpcompression.HttpCompressionMiddleware': 590,
|
|
'scrapy.downloadermiddlewares.redirect.RedirectMiddleware': 600,
|
|
'scrapy.downloadermiddlewares.cookies.CookiesMiddleware': 700,
|
|
'scrapy.downloadermiddlewares.httpproxy.HttpProxyMiddleware': 750,
|
|
'scrapy.downloadermiddlewares.stats.DownloaderStats': 850,
|
|
'scrapy.downloadermiddlewares.httpcache.HttpCacheMiddleware': 900,
|
|
# Downloader side
|
|
}
|
|
|
|
DOWNLOADER_STATS = True
|
|
|
|
DUPEFILTER_CLASS = 'scrapy.dupefilters.RFPDupeFilter'
|
|
|
|
EDITOR = 'vi'
|
|
if sys.platform == 'win32':
|
|
EDITOR = '%s -m idlelib.idle'
|
|
|
|
EXTENSIONS = {}
|
|
|
|
EXTENSIONS_BASE = {
|
|
'scrapy.extensions.corestats.CoreStats': 0,
|
|
'scrapy.extensions.telnet.TelnetConsole': 0,
|
|
'scrapy.extensions.memusage.MemoryUsage': 0,
|
|
'scrapy.extensions.memdebug.MemoryDebugger': 0,
|
|
'scrapy.extensions.closespider.CloseSpider': 0,
|
|
'scrapy.extensions.feedexport.FeedExporter': 0,
|
|
'scrapy.extensions.logstats.LogStats': 0,
|
|
'scrapy.extensions.spiderstate.SpiderState': 0,
|
|
'scrapy.extensions.throttle.AutoThrottle': 0,
|
|
}
|
|
|
|
FEED_TEMPDIR = None
|
|
FEEDS = {}
|
|
FEED_URI_PARAMS = None # a function to extend uri arguments
|
|
FEED_STORE_EMPTY = False
|
|
FEED_EXPORT_ENCODING = None
|
|
FEED_EXPORT_FIELDS = None
|
|
FEED_STORAGES = {}
|
|
FEED_STORAGES_BASE = {
|
|
'': 'scrapy.extensions.feedexport.FileFeedStorage',
|
|
'file': 'scrapy.extensions.feedexport.FileFeedStorage',
|
|
'ftp': 'scrapy.extensions.feedexport.FTPFeedStorage',
|
|
'gs': 'scrapy.extensions.feedexport.GCSFeedStorage',
|
|
's3': 'scrapy.extensions.feedexport.S3FeedStorage',
|
|
'stdout': 'scrapy.extensions.feedexport.StdoutFeedStorage',
|
|
}
|
|
FEED_EXPORT_BATCH_ITEM_COUNT = 0
|
|
FEED_EXPORTERS = {}
|
|
FEED_EXPORTERS_BASE = {
|
|
'json': 'scrapy.exporters.JsonItemExporter',
|
|
'jsonlines': 'scrapy.exporters.JsonLinesItemExporter',
|
|
'jl': 'scrapy.exporters.JsonLinesItemExporter',
|
|
'csv': 'scrapy.exporters.CsvItemExporter',
|
|
'xml': 'scrapy.exporters.XmlItemExporter',
|
|
'marshal': 'scrapy.exporters.MarshalItemExporter',
|
|
'pickle': 'scrapy.exporters.PickleItemExporter',
|
|
}
|
|
FEED_EXPORT_INDENT = 0
|
|
|
|
FEED_STORAGE_FTP_ACTIVE = False
|
|
FEED_STORAGE_GCS_ACL = ''
|
|
FEED_STORAGE_S3_ACL = ''
|
|
|
|
FILES_STORE_S3_ACL = 'private'
|
|
FILES_STORE_GCS_ACL = ''
|
|
|
|
FTP_USER = 'anonymous'
|
|
FTP_PASSWORD = 'guest'
|
|
FTP_PASSIVE_MODE = True
|
|
|
|
GCS_PROJECT_ID = None
|
|
|
|
HTTPCACHE_ENABLED = False
|
|
HTTPCACHE_DIR = 'httpcache'
|
|
HTTPCACHE_IGNORE_MISSING = False
|
|
HTTPCACHE_STORAGE = 'scrapy.extensions.httpcache.FilesystemCacheStorage'
|
|
HTTPCACHE_EXPIRATION_SECS = 0
|
|
HTTPCACHE_ALWAYS_STORE = False
|
|
HTTPCACHE_IGNORE_HTTP_CODES = []
|
|
HTTPCACHE_IGNORE_SCHEMES = ['file']
|
|
HTTPCACHE_IGNORE_RESPONSE_CACHE_CONTROLS = []
|
|
HTTPCACHE_DBM_MODULE = 'dbm'
|
|
HTTPCACHE_POLICY = 'scrapy.extensions.httpcache.DummyPolicy'
|
|
HTTPCACHE_GZIP = False
|
|
|
|
HTTPPROXY_ENABLED = True
|
|
HTTPPROXY_AUTH_ENCODING = 'latin-1'
|
|
|
|
IMAGES_STORE_S3_ACL = 'private'
|
|
IMAGES_STORE_GCS_ACL = ''
|
|
|
|
ITEM_PROCESSOR = 'scrapy.pipelines.ItemPipelineManager'
|
|
|
|
ITEM_PIPELINES = {}
|
|
ITEM_PIPELINES_BASE = {}
|
|
|
|
LOG_ENABLED = True
|
|
LOG_ENCODING = 'utf-8'
|
|
LOG_FORMATTER = 'scrapy.logformatter.LogFormatter'
|
|
LOG_FORMAT = '%(asctime)s [%(name)s] %(levelname)s: %(message)s'
|
|
LOG_DATEFORMAT = '%Y-%m-%d %H:%M:%S'
|
|
LOG_STDOUT = False
|
|
LOG_LEVEL = 'DEBUG'
|
|
LOG_FILE = None
|
|
LOG_SHORT_NAMES = False
|
|
|
|
SCHEDULER_DEBUG = False
|
|
|
|
LOGSTATS_INTERVAL = 60.0
|
|
|
|
MAIL_HOST = 'localhost'
|
|
MAIL_PORT = 25
|
|
MAIL_FROM = 'scrapy@localhost'
|
|
MAIL_PASS = None
|
|
MAIL_USER = None
|
|
|
|
MEMDEBUG_ENABLED = False # enable memory debugging
|
|
MEMDEBUG_NOTIFY = [] # send memory debugging report by mail at engine shutdown
|
|
|
|
MEMUSAGE_CHECK_INTERVAL_SECONDS = 60.0
|
|
MEMUSAGE_ENABLED = True
|
|
MEMUSAGE_LIMIT_MB = 0
|
|
MEMUSAGE_NOTIFY_MAIL = []
|
|
MEMUSAGE_WARNING_MB = 0
|
|
|
|
METAREFRESH_ENABLED = True
|
|
METAREFRESH_IGNORE_TAGS = []
|
|
METAREFRESH_MAXDELAY = 100
|
|
|
|
NEWSPIDER_MODULE = ''
|
|
|
|
RANDOMIZE_DOWNLOAD_DELAY = True
|
|
|
|
REACTOR_THREADPOOL_MAXSIZE = 10
|
|
|
|
REDIRECT_ENABLED = True
|
|
REDIRECT_MAX_TIMES = 20 # uses Firefox default setting
|
|
REDIRECT_PRIORITY_ADJUST = +2
|
|
|
|
REFERER_ENABLED = True
|
|
REFERRER_POLICY = 'scrapy.spidermiddlewares.referer.DefaultReferrerPolicy'
|
|
|
|
RETRY_ENABLED = True
|
|
RETRY_TIMES = 2 # initial response + 2 retries = 3 requests
|
|
RETRY_HTTP_CODES = [500, 502, 503, 504, 522, 524, 408, 429]
|
|
RETRY_PRIORITY_ADJUST = -1
|
|
|
|
ROBOTSTXT_OBEY = False
|
|
ROBOTSTXT_PARSER = 'scrapy.robotstxt.ProtegoRobotParser'
|
|
ROBOTSTXT_USER_AGENT = None
|
|
|
|
SCHEDULER = 'scrapy.core.scheduler.Scheduler'
|
|
SCHEDULER_DISK_QUEUE = 'scrapy.squeues.PickleLifoDiskQueue'
|
|
SCHEDULER_MEMORY_QUEUE = 'scrapy.squeues.LifoMemoryQueue'
|
|
SCHEDULER_PRIORITY_QUEUE = 'scrapy.pqueues.ScrapyPriorityQueue'
|
|
|
|
SCRAPER_SLOT_MAX_ACTIVE_SIZE = 5000000
|
|
|
|
SPIDER_LOADER_CLASS = 'scrapy.spiderloader.SpiderLoader'
|
|
SPIDER_LOADER_WARN_ONLY = False
|
|
|
|
SPIDER_MIDDLEWARES = {}
|
|
|
|
SPIDER_MIDDLEWARES_BASE = {
|
|
# Engine side
|
|
'scrapy.spidermiddlewares.httperror.HttpErrorMiddleware': 50,
|
|
'scrapy.spidermiddlewares.offsite.OffsiteMiddleware': 500,
|
|
'scrapy.spidermiddlewares.referer.RefererMiddleware': 700,
|
|
'scrapy.spidermiddlewares.urllength.UrlLengthMiddleware': 800,
|
|
'scrapy.spidermiddlewares.depth.DepthMiddleware': 900,
|
|
# Spider side
|
|
}
|
|
|
|
SPIDER_MODULES = []
|
|
|
|
STATS_CLASS = 'scrapy.statscollectors.MemoryStatsCollector'
|
|
STATS_DUMP = True
|
|
|
|
STATSMAILER_RCPTS = []
|
|
|
|
TEMPLATES_DIR = abspath(join(dirname(__file__), '..', 'templates'))
|
|
|
|
URLLENGTH_LIMIT = 2083
|
|
|
|
USER_AGENT = f'Scrapy/{import_module("scrapy").__version__} (+https://scrapy.org)'
|
|
|
|
TELNETCONSOLE_ENABLED = 1
|
|
TELNETCONSOLE_PORT = [6023, 6073]
|
|
TELNETCONSOLE_HOST = '127.0.0.1'
|
|
TELNETCONSOLE_USERNAME = 'scrapy'
|
|
TELNETCONSOLE_PASSWORD = None
|
|
|
|
TWISTED_REACTOR = None
|
|
|
|
SPIDER_CONTRACTS = {}
|
|
SPIDER_CONTRACTS_BASE = {
|
|
'scrapy.contracts.default.UrlContract': 1,
|
|
'scrapy.contracts.default.CallbackKeywordArgumentsContract': 1,
|
|
'scrapy.contracts.default.ReturnsContract': 2,
|
|
'scrapy.contracts.default.ScrapesContract': 3,
|
|
}
|