def _transfer_to_fridge(resource, url, refill_behavior):
'''
download any kind of package to the fridge, see refill_fridge for refill_behavior
'''
targetpath = os.path.join(_fridgedir(), _frozenname(resource, url))
if os.path.exists(targetpath):
if refill_behavior == RB_ABORT:
abort("could not refill fridge with %s %s , because target already exists and if_exists_abort = True" % (resource, url))
elif refill_behavior == RB_IGNORE:
warn("did not refresh fridge with %s %s , because target already exists and reload_existing = False" % (resource, url))
return
if resource == "pypi":
req = InstallRequirement.from_line(url)
pf = PackageFinder([],['http://pypi.python.org/simple'])
url = pf.find_requirement(req,False).url
elif resource in ['https', 'http', 'ftp']:
pass
filename, headers = urllib.urlretrieve(url)
if os.path.exists(targetpath):
if refill_behavior == RB_OVERWRITE:
warn("%s %s already exist and will get overwritten because reload_behavior = %s" % (resource, url, RB_OVERWRITE))
elif refill_behavior == RB_UPDATE:
if open(filename,"rb").read() == open(targetpath,"rb").read():
print ("files %s %s identical, skipped" % (filename, targetpath))
return
warn("%s %s already exist and will get overwritten because its different to original and reload_behavior = %s" % (resource, url, RB_UPDATE))
return
shutil.move(filename, targetpath)
def test_sort_locations_file_find_link():
"""
Test that a file:// find-link dir gets listdir run
"""
finder = PackageFinder([find_links], [])
files, urls = finder._sort_locations([find_links])
assert files and not urls, "files and not urls should have been found at find-links url: %s" % find_links
def test_no_mpkg():
"""Finder skips zipfiles with "macosx10" in the name."""
finder = PackageFinder([find_links], [])
req = InstallRequirement.from_line("pkgwithmpkg")
found = finder.find_requirement(req, False)
assert found.url.endswith("pkgwithmpkg-1.0.tar.gz"), found
def fetch_generate_page(dir, package):
finder = PackageFinder([], []) # these args are not really used
req = InstallRequirement(package, None)
page_versions = []
out_html = []
for p in finder._get_pages([Link("%s/%s" % (PYPI_URL, package))], req):
page_versions.extend(finder._package_versions(p.links, req.name.lower()))
if not page_versions:
# nothing found - maybe no such package
return ''
seen_archive_names = set()
for _parsed_version, link, version in page_versions:
archive_name, real_url, fragment = parse_link_url(link.url)
archive_name = alt_filename(archive_name, seen_archive_names)
with open("%s/%s.url" % (dir, archive_name), "w") as f:
f.write(real_url)
if fragment:
fragment = "#%s" % fragment
out_html.append('<a href="%s%s">%s</a>' % (archive_name, fragment, version))
return "<html><head><title>Links for %s</title></head><body><h1>Links for %s</h1>%s</body></html>" % (
package,
package,
'\n'.join(out_html))
def pip_package_versions(index, package):
format_control = FormatControl(no_binary=(':all:'), only_binary=())
session = PipSession()
finder = PackageFinder([], [index], format_control=format_control, session=session,
allow_external=[package], allow_unverified=[package])
return sorted((PipPackage(str(pv.version), pv.location) for pv in finder._find_all_versions(package)), # pylint: disable=protected-access
key=lambda pp: (pp.version, {'.tar.gz': 1, '.zip': 2, '.tar.bz2': 3}.get(pp.link.ext, 10000)))
def test_no_partial_name_match():
"""Finder requires the full project name to match, not just beginning."""
finder = PackageFinder([find_links], [])
req = InstallRequirement.from_line("gmpy")
found = finder.find_requirement(req, False)
assert found.url.endswith("gmpy-1.15.tar.gz"), found
def test_finder_priority_page_over_deplink():
"""Test PackageFinder prefers page links over equivalent dependency links"""
req = InstallRequirement.from_line('gmpy==1.15', None)
finder = PackageFinder([], ["http://pypi.python.org/simple"])
finder.add_dependency_links(['http://c.pypi.python.org/simple/gmpy/'])
link = finder.find_requirement(req, False)
assert link.url.startswith("http://pypi")
def test_sort_locations_file_not_find_link(data):
"""
Test that a file:// url dir that's not a find-link, doesn't get a listdir run
"""
finder = PackageFinder([], [])
files, urls = finder._sort_locations(data.index_url("empty_with_pkg"))
assert urls and not files, "urls, but not files should have been found"
def latest_version(req, session, include_prereleases=False):
"""Returns a Version instance with the latest version for the package.
:param req: Instance of
pip.req.req_install.InstallRequirement.
:param session: Instance of pip.download.PipSession.
:param include_prereleases: Include prereleased beta versions.
"""
if not req: # pragma: nocover
return None
index_urls = [PyPI.simple_url]
finder = PackageFinder(session=session, find_links=[],
index_urls=index_urls)
all_candidates = finder.find_all_candidates(req.name)
if not include_prereleases:
all_candidates = [candidate for candidate in all_candidates
if not candidate.version.is_prerelease]
if not all_candidates:
return None
best_candidate = max(all_candidates,
key=finder._candidate_sort_key)
remote_version = best_candidate.version
return remote_version
def test_finder_only_installs_data_require(data):
"""
Test whether the PackageFinder understand data-python-requires
This can optionally be exposed by a simple-repository to tell which
distribution are compatible with which version of Python by adding a
data-python-require to the anchor links.
See pep 503 for more informations.
"""
# using a local index (that has pre & dev releases)
finder = PackageFinder([],
[data.index_url("datarequire")],
session=PipSession())
links = finder.find_all_candidates("fakepackage")
expected = ['1.0.0', '9.9.9']
if sys.version_info < (2, 7):
expected.append('2.6.0')
elif (2, 7) < sys.version_info < (3,):
expected.append('2.7.0')
elif sys.version_info > (3, 3):
expected.append('3.3.0')
assert set([str(v.version) for v in links]) == set(expected)
def test_link_sorting(self):
"""
Test link sorting
"""
links = [
InstallationCandidate("simple", "2.0", Link(Inf)),
InstallationCandidate("simple", "2.0", Link('simple-2.0.tar.gz')),
InstallationCandidate(
"simple",
"1.0",
Link('simple-1.0-pyT-none-TEST.whl'),
),
InstallationCandidate(
"simple",
'1.0',
Link('simple-1.0-pyT-TEST-any.whl'),
),
InstallationCandidate(
"simple",
'1.0',
Link('simple-1.0-pyT-none-any.whl'),
),
InstallationCandidate(
"simple",
'1.0',
Link('simple-1.0.tar.gz'),
),
]
finder = PackageFinder([], [], session=PipSession())
results = finder._sort_versions(links)
results2 = finder._sort_versions(reversed(links))
assert links == results == results2, results2
def test_get_index_urls_locations():
"""Check that the canonical name is on all indexes"""
finder = PackageFinder(
[], ['file://index1/', 'file://index2'], session=PipSession())
locations = finder._get_index_urls_locations(
InstallRequirement.from_line('Complex_Name').name)
assert locations == ['file://index1/complex-name/',
'file://index2/complex-name/']
def test_finder_no_raises_error(self, monkeypatch):
"""
Test the PackageFinder doesn't raises an error when use_wheel is False, and wheel is supported
"""
monkeypatch.setattr('pkg_resources.DistInfoDistribution', True)
p = PackageFinder( [], [], use_wheel=False)
p = PackageFinder([], [])
p.use_wheel = False
def test_tilde(data):
"""Finder can accept a path with ~ in it and will normalize it."""
session = PipSession()
with patch('pip.index.os.path.exists', return_value=True):
finder = PackageFinder(['~/python-pkgs'], [], session=session)
req = InstallRequirement.from_line("gmpy")
with pytest.raises(DistributionNotFound):
finder.find_requirement(req, False)
def test_finder_no_raises_error(self, mock_get_distribution):
"""
Test the PackageFinder doesn't raises an error when use_wheel is False, and wheel is supported
"""
mock_get_distribution.return_value = pkg_resources.Distribution(project_name='setuptools', version='0.9')
p = PackageFinder( [], [], use_wheel=False)
p = PackageFinder([], [])
p.use_wheel = False
def test_find_wheel_supported(self):
"""
Test finding supported wheel.
"""
req = InstallRequirement.from_line("simple.dist")
finder = PackageFinder([find_links], [], use_wheel=True)
found = finder.find_requirement(req, True)
assert found.url.endswith("simple.dist-0.1-py2.py3-none-any.whl"), found
def test_duplicates_sort_ok():
"""Finder successfully finds one of a set of duplicates in different
locations"""
finder = PackageFinder([find_links, find_links2], [])
req = InstallRequirement.from_line("duplicate")
found = finder.find_requirement(req, False)
assert found.url.endswith("duplicate-1.0.tar.gz"), found
def test_sort_locations_non_existing_path():
"""
Test that a non-existing path is ignored.
"""
finder = PackageFinder([], [], session=PipSession())
files, urls = finder._sort_locations(
[os.path.join('this', 'doesnt', 'exist')])
assert not urls and not files, "nothing should have been found"
def test_sort_locations_file_not_find_link():
"""
Test that a file:// url dir that's not a find-link, doesn't get a listdir run
"""
index_url = path_to_url(os.path.join(tests_data, 'indexes', 'empty_with_pkg'))
finder = PackageFinder([], [])
files, urls = finder._sort_locations([index_url])
assert urls and not files, "urls, but not files should have been found"
def test_sort_locations_file_find_link():
"""
Test that a file:// find-link dir gets listdir run
"""
find_links_url = path_to_url(os.path.join(here, 'packages'))
find_links = [find_links_url]
finder = PackageFinder(find_links, [])
files, urls = finder._sort_locations(find_links)
assert files and not urls, "files and not urls should have been found at find-links url: %s" % find_links_url
def test_wheel_over_sdist_priority(self):
"""
Test wheels have priority over sdists.
`test_link_sorting` also covers this at lower level
"""
req = InstallRequirement.from_line("priority")
finder = PackageFinder([find_links], [], use_wheel=True)
found = finder.find_requirement(req, True)
assert found.url.endswith("priority-1.0-py2.py3-none-any.whl"), found
def test_finder_priority_file_over_page(data):
"""Test PackageFinder prefers file links over equivalent page links"""
req = InstallRequirement.from_line('gmpy==1.15', None)
finder = PackageFinder(
[data.find_links],
["http://pypi.python.org/simple"],
)
link = finder.find_requirement(req, False)
assert link.url.startswith("file://")
def test_find_wheel_supported(self, data, monkeypatch):
"""
Test finding supported wheel.
"""
monkeypatch.setattr(pip.pep425tags, "supported_tags", [('py2', 'none', 'any')])
req = InstallRequirement.from_line("simple.dist")
finder = PackageFinder([data.find_links], [], use_wheel=True)
found = finder.find_requirement(req, True)
assert found.url.endswith("simple.dist-0.1-py2.py3-none-any.whl"), found
def test_finder_ignores_external_links(data):
"""
Tests that PackageFinder ignores external links, with or without hashes.
"""
req = InstallRequirement.from_line("bar", None)
# using a local index
finder = PackageFinder([], [data.index_url("externals")])
link = finder.find_requirement(req, False)
assert link.filename == "bar-1.0.tar.gz"
def test_sort_locations_file_expand_dir(data):
"""
Test that a file:// dir gets listdir run with expand_dir
"""
finder = PackageFinder([data.find_links], [], session=PipSession())
files, urls = finder._sort_locations([data.find_links], expand_dir=True)
assert files and not urls, (
"files and not urls should have been found at find-links url: %s" %
data.find_links
)
def test_finder_ignores_external_links():
"""
Tests that PackageFinder ignores external links, with or without hashes.
"""
req = InstallRequirement.from_line("bar", None)
# using a local index
index_url = path_to_url(os.path.join(tests_data, "indexes", "externals"))
finder = PackageFinder([], [index_url])
link = finder.find_requirement(req, False)
assert link.filename == "bar-1.0.tar.gz"
def test_finder_finds_external_links_with_hashes_all(data):
"""
Tests that PackageFinder finds external links but only if they have a hash
using the all externals flag.
"""
req = InstallRequirement.from_line("bar", None)
# using a local index
finder = PackageFinder([], [data.index_url("externals")], allow_all_external=True)
link = finder.find_requirement(req, False)
assert link.filename == "bar-2.0.tar.gz"
def test_link_sorting_raises_when_wheel_unsupported(self):
links = [
InstallationCandidate(
"simple",
'1.0',
Link('simple-1.0-py2.py3-none-TEST.whl'),
),
]
finder = PackageFinder([], [], session=PipSession())
with pytest.raises(InstallationError):
finder._sort_versions(links)
def test_finder_installs_dev_releases(data):
"""
Test PackageFinder finds dev releases if asked to.
"""
req = InstallRequirement.from_line("bar", None, prereleases=True)
# using a local index (that has dev releases)
finder = PackageFinder([], [data.index_url("dev")])
link = finder.find_requirement(req, False)
assert link.url.endswith("bar-2.0.dev1.tar.gz"), link.url
def test_link_sorting_raises_when_wheel_unsupported(self):
links = [
(
parse_version('1.0'),
Link('simple-1.0-py2.py3-none-TEST.whl'),
'1.0',
),
]
finder = PackageFinder([], [], use_wheel=True)
with pytest.raises(InstallationError):
finder._sort_versions(links)
def test_finder_priority_file_over_page(data):
"""Test PackageFinder prefers file links over equivalent page links"""
req = InstallRequirement.from_line('gmpy==1.15', None)
finder = PackageFinder(
[data.find_links],
["http://pypi.python.org/simple"],
session=PipSession(),
)
all_versions = finder.find_all_candidates(req.name)
# 1 file InstallationCandidate followed by all https ones
assert all_versions[0].location.scheme == 'file'
assert all(version.location.scheme == 'https'
for version in all_versions[1:]), all_versions
link = finder.find_requirement(req, False)
assert link.url.startswith("file://")
def test_finder_installs_dev_releases(data):
"""
Test PackageFinder finds dev releases if asked to.
"""
req = InstallRequirement.from_line("bar", None)
# using a local index (that has dev releases)
finder = PackageFinder(
[],
[data.index_url("dev")],
allow_all_prereleases=True,
session=PipSession(),
)
link = finder.find_requirement(req, False)
assert link.url.endswith("bar-2.0.dev1.tar.gz"), link.url
def test_finder_finds_external_links_with_hashes_all(data):
"""
Tests that PackageFinder finds external links but only if they have a hash
using the all externals flag.
"""
req = InstallRequirement.from_line("bar", None)
# using a local index
finder = PackageFinder(
[],
[data.index_url("externals")],
allow_all_external=True,
session=PipSession(),
)
link = finder.find_requirement(req, False)
assert link.filename == "bar-2.0.tar.gz"
def test_finder_finds_external_links_without_hashes_per_project(data):
"""
Tests that PackageFinder finds external links if they do not have a hash
"""
req = InstallRequirement.from_line("bar==3.0", None)
# using a local index
finder = PackageFinder(
[],
[data.index_url("externals")],
allow_external=["bar"],
allow_unverified=["bar"],
session=PipSession(),
)
link = finder.find_requirement(req, False)
assert link.filename == "bar-3.0.tar.gz"
def test_mirror_url_formats():
"""
Test various mirror formats get transformed properly
"""
formats = [
'some_mirror', 'some_mirror/', 'some_mirror/simple',
'some_mirror/simple/'
]
for scheme in ['http://', 'https://', 'file://', '']:
result = (scheme or 'http://') + 'some_mirror/simple/'
scheme_formats = ['%s%s' % (scheme, format) for format in formats]
finder = PackageFinder([], [])
urls = finder._get_mirror_urls(mirrors=scheme_formats,
main_mirror_url=None)
for url in urls:
assert url == result, str([url, result])
def test_finder_finds_external_links_without_hashes_scraped_per_project_all_insecure(
data):
"""
Tests that PackageFinder finds externally scraped links
"""
req = InstallRequirement.from_line("bar", None)
# using a local index
finder = PackageFinder(
[],
[data.index_url("externals")],
allow_external=["bar"],
allow_unverified=["bar"],
)
link = finder.find_requirement(req, False)
assert link.filename == "bar-4.0.tar.gz"
def test_unpinned_hash_checking(self, data):
"""Make sure prepare_files() raises an error when a requirement is not
version-pinned in hash-checking mode.
"""
reqset = self.basic_reqset()
# Test that there must be exactly 1 specifier:
reqset.add_requirement(
list(process_line('simple --hash=sha256:a90427ae31f5d1d0d7ec06ee97'
'd9fcf2d0fc9a786985250c1c83fd68df5911dd',
'file',
1))[0])
# Test that the operator must be ==:
reqset.add_requirement(list(process_line(
'simple2>1.0 --hash=sha256:3ad45e1e9aa48b4462af0'
'123f6a7e44a9115db1ef945d4d92c123dfe21815a06',
'file',
2))[0])
finder = PackageFinder([data.find_links], [], session=PipSession())
assert_raises_regexp(
HashErrors,
# Make sure all failing requirements are listed:
r'versions pinned with ==. These do not:\n'
r' simple .* \(from -r file \(line 1\)\)\n'
r' simple2>1.0 .* \(from -r file \(line 2\)\)',
reqset.prepare_files,
finder)
def _build_package_finder(self,
options,
session,
platform=None,
python_versions=None,
abi=None,
implementation=None):
"""
Create a package finder appropriate to this requirement command.
"""
index_urls = [options.index_url] + options.extra_index_urls
if options.no_index:
logger.debug('Ignoring indexes: %s', ','.join(index_urls))
index_urls = []
return PackageFinder(
find_links=options.find_links,
format_control=options.format_control,
index_urls=index_urls,
trusted_hosts=options.trusted_hosts,
allow_all_prereleases=options.pre,
process_dependency_links=options.process_dependency_links,
session=session,
platform=platform,
versions=python_versions,
abi=abi,
implementation=implementation,
)
def test_unsupported_hashes(self, data):
"""VCS and dir links should raise errors when --require-hashes is
on.
In addition, complaints about the type of requirement (VCS or dir)
should trump the presence or absence of a hash.
"""
reqset = RequirementSet(require_hashes=True)
reqset.add_requirement(
list(
process_line(
'git+git://github.com/pypa/pip-test-package --hash=sha256:123',
'file', 1))[0])
dir_path = data.packages.join('FSPkg')
reqset.add_requirement(
list(process_line('file://%s' % (dir_path, ), 'file', 2))[0])
finder = PackageFinder([data.find_links], [], session=PipSession())
resolver = self._basic_resolver(finder)
sep = os.path.sep
if sep == '\\':
sep = '\\\\' # This needs to be escaped for the regex
assert_raises_regexp(
HashErrors,
r"Can't verify hashes for these requirements because we don't "
r"have a way to hash version control repositories:\n"
r" git\+git://github\.com/pypa/pip-test-package \(from -r file "
r"\(line 1\)\)\n"
r"Can't verify hashes for these file:// requirements because they "
r"point to directories:\n"
r" file://.*{sep}data{sep}packages{sep}FSPkg "
r"\(from -r file \(line 2\)\)".format(sep=sep), resolver.resolve,
reqset)
def test_finder_finds_external_links_without_hashes_all_all_insecure(data):
"""
Tests that PackageFinder finds external links if they do not have a hash
using the all external flag
"""
req = InstallRequirement.from_line("bar==3.0", None)
# using a local index
finder = PackageFinder(
[],
[data.index_url("externals")],
allow_all_external=True,
allow_unverified=["bar"],
)
link = finder.find_requirement(req, False)
assert link.filename == "bar-3.0.tar.gz"
def get_requirements_and_latest(filename, force=False):
"""Parse a requirements file and get latest version for each requirement.
Yields a tuple of (original line, InstallRequirement instance,
spec_versions, latest_version).
:param filename: Path to a requirements.txt file.
:param force: Force getting latest version even for packages without
a version specified.
"""
session = PipSession()
finder = PackageFinder(
session=session, find_links=[], index_urls=[PyPI.simple_url])
_, content = get_file_content(filename, session=session)
for line_number, line, orig_line in yield_lines(content):
line = req_file.COMMENT_RE.sub('', line)
line = line.strip()
req = parse_requirement_line(line, filename, line_number, session, finder)
if req is None or req.name is None or req_file.SCHEME_RE.match(req.name):
yield (orig_line, None, None, None)
continue
spec_ver = current_version(req)
if spec_ver or force:
latest_ver = latest_version(req, session, finder)
yield (orig_line, req, spec_ver, latest_ver)
def __init__(self):
self.session = PipSession()
self.finder = PackageFinder(find_links=[],
index_urls=[self.DEFAULT_INDEX_URL],
session=self.session)
# Caches
# stores project_name => InstallationCandidate mappings for all
# versions reported by PyPI, so we only have to ask once for each
# project
self._available_versions_cache = {}
# Setup file paths
self.freshen_build_caches()
self._download_dir = os.path.join(CACHE_DIR, 'pkgs')
self._wheel_download_dir = os.path.join(CACHE_DIR, 'wheels')
def __init__(self):
self.session = requests.Session()
self.finder = PackageFinder(
find_links=[],
index_urls=[],
session=self.session,
process_dependency_links=False,
)
def test_finder_finds_external_links_without_hashes_scraped_all(data):
"""
Tests that PackageFinder finds externally scraped links using the all
external flag.
"""
req = InstallRequirement.from_line("bar", None)
# using a local index
finder = PackageFinder(
[],
[data.index_url("externals")],
allow_all_external=True,
allow_unverified=["bar"],
session=PipSession(),
)
link = finder.find_requirement(req, False)
assert link.filename == "bar-4.0.tar.gz"
def test_skip_invalid_wheel_link(self, caplog, data):
"""
Test if PackageFinder skips invalid wheel filenames
"""
req = InstallRequirement.from_line("invalid")
# data.find_links contains "invalid.whl", which is an invalid wheel
finder = PackageFinder(
[data.find_links],
[],
use_wheel=True,
session=PipSession(),
)
with pytest.raises(DistributionNotFound):
finder.find_requirement(req, True)
assert ("invalid.whl because the wheel filename is invalid"
in caplog.text())
def test_skip_invalid_wheel_link(self, data):
"""
Test if PackageFinder skips invalid wheel filenames
"""
log = []
logger.add_consumers((logger.DEBUG, log.append))
req = InstallRequirement.from_line("invalid")
# data.find_links contains "invalid.whl", which is an invalid wheel
finder = PackageFinder(
[data.find_links],
[],
use_wheel=True,
session=PipSession(),
)
with pytest.raises(DistributionNotFound):
finder.find_requirement(req, True)
"invalid.whl because the wheel filename is invalid" in "".join(log)
def _build_package_finder(self, options, index_urls):
"""
Create a package finder appropriate to this list command.
"""
return PackageFinder(find_links=options.find_links,
index_urls=index_urls,
use_mirrors=options.use_mirrors,
mirrors=options.mirrors)
class test_link_package_versions(object):
# patch this for travis which has distribute in its base env for now
@patch(
'pip.wheel.pkg_resources.get_distribution',
lambda x: Distribution(project_name='setuptools', version='0.9')
)
def setup(self):
self.version = '1.0'
self.parsed_version = parse_version(self.version)
self.search_name = 'pytest'
self.finder = PackageFinder(
[],
[],
use_wheel=True,
session=PipSession(),
)
def test_link_package_versions_match_wheel(self):
"""Test that 'pytest' archives match for 'pytest'"""
# TODO: Uncomment these, when #1217 is fixed
# link = Link('http:/yo/pytest-1.0.tar.gz')
# result = self.finder._link_package_versions(link, self.search_name)
# assert result == [(self.parsed_version, link, self.version)], result
link = Link('http:/yo/pytest-1.0-py2.py3-none-any.whl')
result = self.finder._link_package_versions(link, self.search_name)
assert result == [(self.parsed_version, link, self.version)], result
def test_link_package_versions_substring_fails(self):
"""Test that 'pytest<something> archives won't match for 'pytest'"""
# TODO: Uncomment these, when #1217 is fixed
# link = Link('http:/yo/pytest-xdist-1.0.tar.gz')
# result = self.finder._link_package_versions(link, self.search_name)
# assert result == [], result
# link = Link('http:/yo/pytest2-1.0.tar.gz')
# result = self.finder._link_package_versions(link, self.search_name)
# assert result == [], result
link = Link('http:/yo/pytest_xdist-1.0-py2.py3-none-any.whl')
result = self.finder._link_package_versions(link, self.search_name)
assert result == [], result
def __init__(self):
self.pip_index_url = PipPackagePathFinder._get_pip_index_url()
package_finder = PackageFinder(find_links=[],
index_urls=[self.pip_index_url],
use_mirrors=False,
mirrors=[])
self.finder = partial(_requirement_finder, finder=package_finder)
def test_req_file_parse_use_wheel():
"""
Test parsing --use-wheel from a req file
"""
reqfile = os.path.join(tests_data, 'reqfiles', 'supported_options.txt')
finder = PackageFinder([], [])
for req in parse_requirements(reqfile, finder):
pass
assert finder.use_wheel
def _build_package_finder(self, options, index_urls):
"""
Create a package finder appropriate to this install command.
This method is meant to be overridden by subclasses, not
called directly.
"""
return PackageFinder(find_links=options.find_links,
index_urls=index_urls,
use_mirrors=options.use_mirrors,
mirrors=options.mirrors)
def load(self,reqfile):
if not os.path.exists(reqfile):
raise ValueError('The given requirements file doesn\'t exist')
finder = PackageFinder([],[],session=requests)
for requirement in parse_requirements(reqfile,finder=finder,session=requests):
if requirement.req:
if not getattr(requirement.req,'name',None):
requirement.req.name=requirement.req.project_name
self.requirements.append(requirement.req)
def test_req_file_parse_no_use_wheel(data):
"""
Test parsing --no-use-wheel from a req file
"""
finder = PackageFinder([], [], session=PipSession())
for req in parse_requirements(data.reqfiles.join("supported_options.txt"),
finder,
session=PipSession()):
pass
assert not finder.use_wheel
def test_finder_detects_latest_already_satisfied_pypi_links():
"""Test PackageFinder detects latest already satisfied using pypi links"""
req = InstallRequirement.from_line('initools', None)
# the latest initools on pypi is 0.3.1
latest_version = "0.3.1"
satisfied_by = Mock(
location="/path",
parsed_version=parse_version(latest_version),
version=latest_version,
)
req.satisfied_by = satisfied_by
finder = PackageFinder(
[],
["http://pypi.python.org/simple"],
session=PipSession(),
)
with pytest.raises(BestVersionAlreadyInstalled):
finder.find_requirement(req, True)
def test_find_wheel_supported(self, data, monkeypatch):
"""
Test finding supported wheel.
"""
monkeypatch.setattr(
pip.pep425tags,
"supported_tags",
[('py2', 'none', 'any')],
)
req = InstallRequirement.from_line("simple.dist")
finder = PackageFinder(
[data.find_links],
[],
session=PipSession(),
)
found = finder.find_requirement(req, True)
assert (
found.url.endswith("simple.dist-0.1-py2.py3-none-any.whl")), found
def test_finder_raises_error(self, monkeypatch):
"""
Test the PackageFinder raises an error when wheel is not supported
"""
monkeypatch.delattr('pkg_resources.DistInfoDistribution')
# on initialization
assert_raises_regexp(InstallationError, 'wheel support', PackageFinder, [], [], use_wheel=True)
# when setting property later
p = PackageFinder([], [], use_wheel=False)
assert_raises_regexp(InstallationError, 'wheel support', self.set_use_wheel_true, p)
def test_not_find_wheel_not_supported(self, data, monkeypatch):
"""
Test not finding an unsupported wheel.
"""
monkeypatch.setattr(
pip.pep425tags,
"supported_tags",
[('py1', 'none', 'any')],
)
req = InstallRequirement.from_line("simple.dist")
finder = PackageFinder(
[data.find_links],
[],
session=PipSession(),
)
with pytest.raises(DistributionNotFound):
finder.find_requirement(req, True)
def run(self, package_name):
# PackageFinder requires session which requires options
options, args = self.parse_args([])
session = self._build_session(options=options)
finder = PackageFinder(
find_links=[],
index_urls=['https://pypi.python.org/simple/'],
session=session,
)
candidates = finder.find_all_candidates(package_name)
# set() to remove repeated versions - ie. matplotlib
versions = sorted(set(c.version for c in candidates))
print('\n'.join(map(str, versions)))
def wheel(self, package, sender_data):
source = sender_data[1].pop('path')
# If the file has the wheel extention, we bail. We don't have to do
# anything :)
if re.findall('whl$', source):
raise NotForMe
target = os.path.dirname(source)
# The package finder is what PIP uses to find packages given their
# names. This finder won't use internet at all, only the folder we know
# that our file is.
finder = PackageFinder(find_links=[target], index_urls=[])
# Another requirement to use PIP API, we have to build a requirement
# set.
build_dir = tempfile.mkdtemp()
requirement_set = RequirementSet(
build_dir=build_dir,
src_dir=None,
download_dir=None,
download_cache=None,
ignore_dependencies=True,
ignore_installed=True,
)
requirement_set.add_requirement(InstallRequirement.from_line(package))
# Here we go, we're finally converting the package from a regular
# format to a wheel. Notice that the wheel dir is another tmp
# directory. See comments below.
wheel_dir = tempfile.mkdtemp()
builder = WheelBuilder(
requirement_set,
finder,
wheel_dir=wheel_dir,
build_options=[],
global_options=[],
)
builder.build()
# Since I just can't retrieve the brand new file name through the API,
# the wheel dir is a tmp directory so the *only* file over there *is*
# the one that we want.
wheel_file = os.listdir(wheel_dir)[0]
path = self.index.from_file(os.path.join(wheel_dir, wheel_file))
# Cleaning up the mess. Here I kill the two temp folders I created to
# 1) build the package into a wheel, 2) output the wheel file
# separately
shutil.rmtree(build_dir)
shutil.rmtree(wheel_dir)
# Finally, we just say where in the storage the file is
return {'path': os.path.join(os.path.dirname(source), wheel_file)}
def test_no_egg_on_require_hashes(self, data):
"""Make sure --egg is illegal with --require-hashes.
--egg would cause dependencies to always be installed, since it cedes
control directly to setuptools.
"""
reqset = self.basic_reqset(require_hashes=True, as_egg=True)
finder = PackageFinder([data.find_links], [], session=PipSession())
with pytest.raises(InstallationError):
reqset.prepare_files(finder)
