settings.py

# exclude images, xml, gif, png, wmv, wav, ibooks, zip, jpg, jpeg, css, svg, img, mp3, mp4, cfm

# Scrapy settings for search_gov_spiders project
#
# For simplicity, this file contains only settings considered important or
# commonly used. You can find more settings consulting the documentation:
#
#     https://docs.scrapy.org/en/latest/topics/settings.html
#     https://docs.scrapy.org/en/latest/topics/downloader-middleware.html
#     https://docs.scrapy.org/en/latest/topics/spider-middleware.html

BOT_NAME = "search_gov_spiders"

SPIDER_MODULES = ["search_gov_spiders.spiders"]
NEWSPIDER_MODULE = "search_gov_spiders.spiders"

# Crawl responsibly by identifying yourself (and your website) on the user-agent
USER_AGENT = "usasearch"

# Obey robots.txt rules
ROBOTSTXT_OBEY = True

# settings for broad crawling
SCHEDULER_PRIORITY_QUEUE = "scrapy.pqueues.DownloaderAwarePriorityQueue"
# Configure maximum concurrent requests performed by Scrapy (default: 16)
CONCURRENT_REQUESTS = 100
REACTOR_THREADPOOL_MAXSIZE = 20
LOG_LEVEL = "INFO"
RETRY_ENABLED = False
DOWNLOAD_TIMEOUT = 15
AJAXCRAWL_ENABLED = True
# crawl in BFO order rather than DFO
DEPTH_PRIORITY = 1
SCHEDULER_DISK_QUEUE = "scrapy.squeues.PickleFifoDiskQueue"
SCHEDULER_MEMORY_QUEUE = "scrapy.squeues.FifoMemoryQueue"

# Configure a delay for requests for the same website (default: 0)
# See https://docs.scrapy.org/en/latest/topics/settings.html#download-delay
# See also autothrottle settings and docs
DOWNLOAD_DELAY = 1
# The download delay setting will honor only one of:
CONCURRENT_REQUESTS_PER_DOMAIN = 128
# CONCURRENT_REQUESTS_PER_IP = 16

# Disable cookies (enabled by default)
COOKIES_ENABLED = False

# Disable Telnet Console (enabled by default)
# TELNETCONSOLE_ENABLED = False

# Override the default request headers:
# DEFAULT_REQUEST_HEADERS = {
#    "Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8",
#    "Accept-Language": "en",
# }

# Enable or disable spider middlewares
# See https://docs.scrapy.org/en/latest/topics/spider-middleware.html
SPIDER_MIDDLEWARES = {
    "search_gov_spiders.middlewares.SearchGovSpidersSpiderMiddleware": 543,
}

# Enable or disable downloader middlewares
# See https://docs.scrapy.org/en/latest/topics/downloader-middleware.html
DOWNLOADER_MIDDLEWARES = {
    "search_gov_spiders.middlewares.SearchGovSpidersDownloaderMiddleware": 543,
}

# Enable or disable extensions
# See https://docs.scrapy.org/en/latest/topics/extensions.html
# EXTENSIONS = {
#    "scrapy.extensions.telnet.TelnetConsole": None,
# }

# Configure item pipelines
# See https://docs.scrapy.org/en/latest/topics/item-pipeline.html
# ITEM_PIPELINES = {
#    "search_gov_spiders.pipelines.SearchGovSpidersPipeline": 300,
# }

# Enable and configure the AutoThrottle extension (disabled by default)
# See https://docs.scrapy.org/en/latest/topics/autothrottle.html
AUTOTHROTTLE_ENABLED = False
# The initial download delay
# AUTOTHROTTLE_START_DELAY = 5
# The maximum download delay to be set in case of high latencies
AUTOTHROTTLE_MAX_DELAY = 5
# The average number of requests Scrapy should be sending in parallel to
# each remote server
# AUTOTHROTTLE_TARGET_CONCURRENCY = 1.0
# Enable showing throttling stats for every response received:
# AUTOTHROTTLE_DEBUG = False

# Enable and configure HTTP caching (disabled by default)
# See https://docs.scrapy.org/en/latest/topics/downloader-middleware.html#httpcache-middleware-settings
HTTPCACHE_ENABLED = True
# HTTPCACHE_EXPIRATION_SECS = 0
HTTPCACHE_DIR = "httpcache"
# HTTPCACHE_IGNORE_HTTP_CODES = []
# HTTPCACHE_STORAGE = "scrapy.extensions.httpcache.FilesystemCacheStorage"

# Set settings whose default value is deprecated to a future-proof value
REQUEST_FINGERPRINTER_IMPLEMENTATION = "2.7"
TWISTED_REACTOR = "twisted.internet.asyncioreactor.AsyncioSelectorReactor"
FEED_EXPORT_ENCODING = "utf-8"

FEEDS = {
    'scrapy_urls/%(name)s/%(name)s_%(time)s.txt': {
        'format': 'csv',
    }
}