def _basic_resolver(self, finder, require_hashes=False):
make_install_req = partial(
install_req_from_req_string,
isolated=False,
use_pep517=None,
)
session = PipSession()
with get_requirement_tracker() as tracker:
preparer = RequirementPreparer(
build_dir=os.path.join(self.tempdir, 'build'),
src_dir=os.path.join(self.tempdir, 'src'),
download_dir=None,
build_isolation=True,
req_tracker=tracker,
session=session,
progress_bar='on',
finder=finder,
require_hashes=require_hashes,
use_user_site=False,
lazy_wheel=False,
)
yield Resolver(
preparer=preparer,
make_install_req=make_install_req,
finder=finder,
wheel_cache=None,
use_user_site=False,
upgrade_strategy="to-satisfy-only",
ignore_dependencies=False,
ignore_installed=False,
ignore_requires_python=False,
force_reinstall=False,
)
def make_resolver(
preparer, # type: RequirementPreparer
finder, # type: PackageFinder
options, # type: Values
wheel_cache=None, # type: Optional[WheelCache]
use_user_site=False, # type: bool
ignore_installed=True, # type: bool
ignore_requires_python=False, # type: bool
force_reinstall=False, # type: bool
upgrade_strategy="to-satisfy-only", # type: str
use_pep517=None, # type: Optional[bool]
py_version_info=None # type: Optional[Tuple[int, ...]]
):
# type: (...) -> Resolver
"""
Create a Resolver instance for the given parameters.
"""
make_install_req = partial(
install_req_from_req_string,
isolated=options.isolated_mode,
wheel_cache=wheel_cache,
use_pep517=use_pep517,
)
return Resolver(
preparer=preparer,
finder=finder,
make_install_req=make_install_req,
use_user_site=use_user_site,
ignore_dependencies=options.ignore_dependencies,
ignore_installed=ignore_installed,
ignore_requires_python=ignore_requires_python,
force_reinstall=force_reinstall,
upgrade_strategy=upgrade_strategy,
py_version_info=py_version_info,
)
def _make_test_resolver(self, monkeypatch, mock_candidates):
def _find_candidates(project_name):
return mock_candidates
finder = make_test_finder()
monkeypatch.setattr(finder, "find_all_candidates", _find_candidates)
return Resolver(
finder=finder,
preparer=mock.Mock(), # Not used.
make_install_req=install_req_from_line,
wheel_cache=None,
use_user_site=False,
force_reinstall=False,
ignore_dependencies=False,
ignore_installed=False,
ignore_requires_python=False,
upgrade_strategy="to-satisfy-only",
)
def _basic_resolver(
self,
finder: PackageFinder,
require_hashes: bool = False,
wheel_cache: Optional[WheelCache] = None,
) -> Iterator[Resolver]:
make_install_req = partial(
install_req_from_req_string,
isolated=False,
use_pep517=None,
)
session = PipSession()
with get_build_tracker() as tracker:
preparer = RequirementPreparer(
build_dir=os.path.join(self.tempdir, "build"),
src_dir=os.path.join(self.tempdir, "src"),
download_dir=None,
build_isolation=True,
check_build_deps=False,
build_tracker=tracker,
session=session,
progress_bar="on",
finder=finder,
require_hashes=require_hashes,
use_user_site=False,
lazy_wheel=False,
verbosity=0,
)
yield Resolver(
preparer=preparer,
make_install_req=make_install_req,
finder=finder,
wheel_cache=wheel_cache,
use_user_site=False,
upgrade_strategy="to-satisfy-only",
ignore_dependencies=False,
ignore_installed=False,
ignore_requires_python=False,
force_reinstall=False,
)