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{ stdenv
, buildPythonPackage
, isPy27
, fetchPypi
, glibcLocales
, pytest
, testfixtures
, pillow
, twisted
, cryptography
, w3lib
, lxml
, queuelib
, pyopenssl
, service-identity
, parsel
, pydispatcher
, cssselect
, zope_interface
, protego
, lib
, jmespath
, sybil
, pytest-twisted
, botocore
}:
buildPythonPackage rec {
version = "2.0.1";
pname = "Scrapy";
disabled = isPy27;
checkInputs = [
glibcLocales
jmespath
pytest
sybil
testfixtures
pillow
pytest-twisted
botocore
];
propagatedBuildInputs = [
twisted
cryptography
cssselect
lxml
parsel
pydispatcher
pyopenssl
queuelib
service-identity
w3lib
zope_interface
protego
];
patches = [
# Scrapy is usually installed via pip where copying all
# permissions makes sense. In Nix the files copied are owned by
# root and readonly. As a consequence scrapy can't edit the
# project templates.
./permissions-fix.patch
];
LC_ALL = "en_US.UTF-8";
# Disable doctest plugin—enabled in the shipped pytest.ini—because it causes pytest to hang
# Ignore proxy tests because requires mitmproxy
# Ignore test_retry_dns_error because tries to resolve an invalid dns and weirdly fails with "Reactor was unclean"
# Ignore xml encoding test on darwin because lxml can't find encodings https://bugs.launchpad.net/lxml/+bug/707396
checkPhase = ''
substituteInPlace pytest.ini --replace "--doctest-modules" ""
pytest --ignore=tests/test_linkextractors_deprecated.py --ignore=tests/test_proxy_connect.py --deselect tests/test_crawl.py::CrawlTestCase::test_retry_dns_error ${lib.optionalString stdenv.isDarwin "--deselect tests/test_utils_iterators.py::LxmlXmliterTestCase::test_xmliter_encoding"}
'';
src = fetchPypi {
inherit pname version;
sha256 = "85581a01f4160a103ca9906ffa4e44474f4ecd1685f0934728892c58ebf111f6";
};
postInstall = ''
install -m 644 -D extras/scrapy.1 $out/share/man/man1/scrapy.1
install -m 644 -D extras/scrapy_bash_completion $out/share/bash-completion/completions/scrapy
install -m 644 -D extras/scrapy_zsh_completion $out/share/zsh/site-functions/_scrapy
'';
meta = with lib; {
description = "A fast high-level web crawling and web scraping framework, used to crawl websites and extract structured data from their pages";
homepage = "https://scrapy.org/";
license = licenses.bsd3;
maintainers = with maintainers; [ drewkett marsam ];
platforms = platforms.unix;
};
}
|