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import platform
import sys
import cryptography
import cssselect
import lxml.etree
import parsel
import twisted
import w3lib
import scrapy
from scrapy.utils.ssl import get_openssl_version
def scrapy_components_versions():
lxml_version = ".".join(map(str, lxml.etree.LXML_VERSION))
libxml2_version = ".".join(map(str, lxml.etree.LIBXML_VERSION))
return [
("Scrapy", scrapy.__version__),
("lxml", lxml_version),
("libxml2", libxml2_version),
("cssselect", cssselect.__version__),
("parsel", parsel.__version__),
("w3lib", w3lib.__version__),
("Twisted", twisted.version.short()),
("Python", sys.version.replace("\n", "- ")),
("pyOpenSSL", get_openssl_version()),
("cryptography", cryptography.__version__),
("Platform", platform.platform()),
]
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