def test_remove_keeps_dir_if_not_deleteable(tmp_dir, manager, poetry, config,
mocker):
# Ensure we empty rather than delete folder if its is an active mount point.
# See https://github.com/python-poetry/poetry/pull/2064
config.merge({"virtualenvs": {"path": str(tmp_dir)}})
venv_name = manager.generate_env_name("simple-project",
str(poetry.file.parent))
venv_path = Path(tmp_dir) / "{}-py3.6".format(venv_name)
venv_path.mkdir()
folder1_path = venv_path / "folder1"
folder1_path.mkdir()
file1_path = folder1_path / "file1"
file1_path.touch(exist_ok=False)
file2_path = venv_path / "file2"
file2_path.touch(exist_ok=False)
mocker.patch(
"subprocess.check_output",
side_effect=check_output_wrapper(Version.parse("3.6.6")),
)
original_rmtree = shutil.rmtree
def err_on_rm_venv_only(path, *args, **kwargs):
if path == str(venv_path):
raise OSError(16,
"Test error") # ERRNO 16: Device or resource busy
else:
original_rmtree(path)
m = mocker.patch("shutil.rmtree", side_effect=err_on_rm_venv_only)
venv = manager.remove("{}-py3.6".format(venv_name))
m.assert_any_call(str(venv_path))
assert venv_path == venv.path
assert venv_path.exists()
assert not folder1_path.exists()
assert not file1_path.exists()
assert not file2_path.exists()
m.side_effect = original_rmtree # Avoid teardown using `err_on_rm_venv_only`
def test_activate_does_not_recreate_when_switching_minor(
tmp_dir: str,
manager: EnvManager,
poetry: "Poetry",
config: "Config",
mocker: "MockerFixture",
):
if "VIRTUAL_ENV" in os.environ:
del os.environ["VIRTUAL_ENV"]
venv_name = manager.generate_env_name("simple-project",
str(poetry.file.parent))
envs_file = TOMLFile(Path(tmp_dir) / "envs.toml")
doc = tomlkit.document()
doc[venv_name] = {"minor": "3.7", "patch": "3.7.0"}
envs_file.write(doc)
os.mkdir(os.path.join(tmp_dir, f"{venv_name}-py3.7"))
os.mkdir(os.path.join(tmp_dir, f"{venv_name}-py3.6"))
config.merge({"virtualenvs": {"path": str(tmp_dir)}})
mocker.patch(
"subprocess.check_output",
side_effect=check_output_wrapper(Version.parse("3.6.6")),
)
mocker.patch(
"subprocess.Popen.communicate",
side_effect=[("/prefix", None), ("/prefix", None), ("/prefix", None)],
)
build_venv_m = mocker.patch("poetry.utils.env.EnvManager.build_venv",
side_effect=build_venv)
remove_venv_m = mocker.patch("poetry.utils.env.EnvManager.remove_venv",
side_effect=EnvManager.remove_venv)
env = manager.activate("python3.6", NullIO())
build_venv_m.assert_not_called()
remove_venv_m.assert_not_called()
assert envs_file.exists()
envs = envs_file.read()
assert envs[venv_name]["minor"] == "3.6"
assert envs[venv_name]["patch"] == "3.6.6"
assert env.path == Path(tmp_dir) / f"{venv_name}-py3.6"
assert env.base == Path("/prefix")
assert (Path(tmp_dir) / f"{venv_name}-py3.6").exists()
def test_difference() -> None:
v = Version.parse("1.2.3")
assert v.difference(v).is_empty()
assert v.difference(Version.parse("0.8.0")) == v
assert v.difference(
VersionRange(Version.parse("1.1.4"),
Version.parse("1.2.4"))).is_empty()
assert (v.difference(
VersionRange(Version.parse("1.4.0"), Version.parse("3.0.0"))) == v)
def all_classifiers(self) -> List[str]:
from poetry.core.semver.version import Version # noqa
classifiers = copy.copy(self.classifiers)
# Automatically set python classifiers
if self.python_versions == "*":
python_constraint = parse_constraint("~2.7 || ^3.4")
else:
python_constraint = self.python_constraint
python_classifier_prefix = "Programming Language :: Python"
python_classifiers = []
# we sort python versions by sorting an int tuple of (major, minor) version
# to ensure we sort 3.10 after 3.9
for version in sorted(self.AVAILABLE_PYTHONS,
key=lambda x: tuple(map(int, x.split(".")))):
if len(version) == 1:
constraint = parse_constraint(version + ".*")
else:
constraint = Version.parse(version)
if python_constraint.allows_any(constraint):
classifier = "{} :: {}".format(python_classifier_prefix,
version)
if classifier not in python_classifiers:
python_classifiers.append(classifier)
# Automatically set license classifiers
if self.license:
classifiers.append(self.license.classifier)
# Sort classifiers and insert python classifiers at the right location. We do
# it like this so that 3.10 is sorted after 3.9.
sorted_classifiers = []
python_classifiers_inserted = False
for classifier in sorted(set(classifiers)):
if (not python_classifiers_inserted
and classifier > python_classifier_prefix):
sorted_classifiers.extend(python_classifiers)
python_classifiers_inserted = True
sorted_classifiers.append(classifier)
if not python_classifiers_inserted:
sorted_classifiers.extend(python_classifiers)
return sorted_classifiers
def read_setup_cfg(
self, filepath: Union[str, Path]
) -> Dict[str, Union[List, Dict]]:
parser = ConfigParser()
parser.read(str(filepath))
name = None
version = None
if parser.has_option("metadata", "name"):
name = parser.get("metadata", "name")
if parser.has_option("metadata", "version"):
version = Version.parse(parser.get("metadata", "version")).text
install_requires = []
extras_require = {}
python_requires = None
if parser.has_section("options"):
if parser.has_option("options", "install_requires"):
for dep in parser.get("options", "install_requires").split("\n"):
dep = dep.strip()
if not dep:
continue
install_requires.append(dep)
if parser.has_option("options", "python_requires"):
python_requires = parser.get("options", "python_requires")
if parser.has_section("options.extras_require"):
for group in parser.options("options.extras_require"):
extras_require[group] = []
deps = parser.get("options.extras_require", group)
for dep in deps.split("\n"):
dep = dep.strip()
if not dep:
continue
extras_require[group].append(dep)
return {
"name": name,
"version": version,
"install_requires": install_requires,
"extras_require": extras_require,
"python_requires": python_requires,
}
def test_activate_activates_different_virtualenv_with_envs_file(
tmp_dir: str,
manager: EnvManager,
poetry: "Poetry",
config: "Config",
mocker: "MockerFixture",
):
if "VIRTUAL_ENV" in os.environ:
del os.environ["VIRTUAL_ENV"]
venv_name = manager.generate_env_name("simple-project", str(poetry.file.parent))
envs_file = TOMLFile(Path(tmp_dir) / "envs.toml")
doc = tomlkit.document()
doc[venv_name] = {"minor": "3.7", "patch": "3.7.1"}
envs_file.write(doc)
os.mkdir(os.path.join(tmp_dir, f"{venv_name}-py3.7"))
config.merge({"virtualenvs": {"path": str(tmp_dir)}})
mocker.patch(
"subprocess.check_output",
side_effect=check_output_wrapper(Version.parse("3.6.6")),
)
mocker.patch(
"subprocess.Popen.communicate",
side_effect=[("/prefix", None), ("/prefix", None), ("/prefix", None)],
)
m = mocker.patch("poetry.utils.env.EnvManager.build_venv", side_effect=build_venv)
env = manager.activate("python3.6", NullIO())
m.assert_called_with(
Path(tmp_dir) / f"{venv_name}-py3.6",
executable="/usr/bin/python3.6",
flags={"always-copy": False, "system-site-packages": False},
with_pip=True,
with_setuptools=True,
with_wheel=True,
)
assert envs_file.exists()
envs = envs_file.read()
assert envs[venv_name]["minor"] == "3.6"
assert envs[venv_name]["patch"] == "3.6.6"
assert env.path == Path(tmp_dir) / f"{venv_name}-py3.6"
assert env.base == Path("/prefix")
def test_remove_by_name(tmp_dir, manager, poetry, config, mocker):
config.merge({"virtualenvs": {"path": str(tmp_dir)}})
venv_name = manager.generate_env_name("simple-project", str(poetry.file.parent))
(Path(tmp_dir) / "{}-py3.7".format(venv_name)).mkdir()
(Path(tmp_dir) / "{}-py3.6".format(venv_name)).mkdir()
mocker.patch(
"subprocess.check_output",
side_effect=check_output_wrapper(Version.parse("3.6.6")),
)
venv = manager.remove("{}-py3.6".format(venv_name))
assert (Path(tmp_dir) / "{}-py3.6".format(venv_name)) == venv.path
assert not (Path(tmp_dir) / "{}-py3.6".format(venv_name)).exists()
def _get_release_info(self, name: str, version: str) -> dict:
page = self._get("/{}/".format(
canonicalize_name(name).replace(".", "-")))
if page is None:
raise PackageNotFound('No package named "{}"'.format(name))
data = PackageInfo(
name=name,
version=version,
summary="",
platform=None,
requires_dist=[],
requires_python=None,
files=[],
cache_version=str(self.CACHE_VERSION),
)
links = list(page.links_for_version(Version.parse(version)))
if not links:
raise PackageNotFound(
'No valid distribution links found for package: "{}" version: "{}"'
.format(name, version))
urls = defaultdict(list)
files = []
for link in links:
if link.is_wheel:
urls["bdist_wheel"].append(link.url)
elif link.filename.endswith(
(".tar.gz", ".zip", ".bz2", ".xz", ".Z", ".tar")):
urls["sdist"].append(link.url)
h = link.hash
if h:
h = link.hash_name + ":" + link.hash
files.append({"file": link.filename, "hash": h})
data.files = files
info = self._get_info_from_urls(urls)
data.summary = info.summary
data.requires_dist = info.requires_dist
data.requires_python = info.requires_python
return data.asdict()
def _transform_version(self, version: str, pretty_version: str) -> str:
try:
parsed = Version.parse(version)
parts = [parsed.major, parsed.minor, parsed.patch]
except ValueError:
return pretty_version
parts = parts[:parsed.precision]
# check to see if we have a semver-looking version
if len(parts) < 3:
version = pretty_version
else:
version = ".".join(str(p) for p in parts)
if parsed.is_unstable():
version += "-{}".format(parsed.pre.to_string())
return "^{}".format(version)
def link_version(self, link: Link) -> Optional[Version]:
m = wheel_file_re.match(link.filename)
if m:
version = m.group("ver")
else:
info, ext = link.splitext()
match = self.VERSION_REGEX.match(info)
if not match:
return None
version = match.group(2)
try:
version = Version.parse(version)
except ValueError:
return None
return version
def test_intersect():
v = Version.parse("1.2.3")
assert v.intersect(v) == v
assert v.intersect(Version.parse("1.1.4")).is_empty()
assert (
v.intersect(VersionRange(Version.parse("1.1.4"), Version.parse("1.2.4"))) == v
)
assert (
Version.parse("1.1.4")
.intersect(VersionRange(v, Version.parse("1.2.4")))
.is_empty()
)
def test_deactivate_activated(
tmp_dir: str,
manager: EnvManager,
poetry: Poetry,
config: Config,
mocker: MockerFixture,
):
if "VIRTUAL_ENV" in os.environ:
del os.environ["VIRTUAL_ENV"]
venv_name = manager.generate_env_name("simple-project",
str(poetry.file.parent))
version = Version.from_parts(*sys.version_info[:3])
other_version = Version.parse(
"3.4") if version.major == 2 else version.next_minor()
(Path(tmp_dir) / f"{venv_name}-py{version.major}.{version.minor}").mkdir()
(Path(tmp_dir) /
f"{venv_name}-py{other_version.major}.{other_version.minor}").mkdir()
envs_file = TOMLFile(Path(tmp_dir) / "envs.toml")
doc = tomlkit.document()
doc[venv_name] = {
"minor": f"{other_version.major}.{other_version.minor}",
"patch": other_version.text,
}
envs_file.write(doc)
config.merge({"virtualenvs": {"path": str(tmp_dir)}})
mocker.patch(
"subprocess.check_output",
side_effect=check_output_wrapper(),
)
manager.deactivate(NullIO())
env = manager.get()
assert env.path == Path(
tmp_dir) / f"{venv_name}-py{version.major}.{version.minor}"
assert Path("/prefix")
envs = envs_file.read()
assert len(envs) == 0
def test_remove_by_python_version(
mocker: MockerFixture,
tester: CommandTester,
venvs_in_cache_dirs: list[str],
venv_name: str,
venv_cache: Path,
):
check_output = mocker.patch(
"subprocess.check_output",
side_effect=check_output_wrapper(Version.parse("3.6.6")),
)
tester.execute("3.6")
assert check_output.called
assert not (venv_cache / f"{venv_name}-py3.6").exists()
expected = f"Deleted virtualenv: {venv_cache / venv_name}-py3.6\n"
assert tester.io.fetch_output() == expected
def _get_release_info(self, name: str, version: str) -> dict[str, Any]:
page = self._get_page(f"/{canonicalize_name(name).replace('.', '-')}/")
if page is None:
raise PackageNotFound(f'No package named "{name}"')
links = list(page.links_for_version(name, Version.parse(version)))
return self._links_to_data(
links,
PackageInfo(
name=name,
version=version,
summary="",
platform=None,
requires_dist=[],
requires_python=None,
files=[],
cache_version=str(self.CACHE_VERSION),
),
)
def test_locker_should_neither_emit_warnings_nor_raise_error_for_lower_compatible_versions(
locker, caplog):
current_version = Version.parse(Locker._VERSION)
older_version = ".".join(
[str(current_version.major),
str(current_version.minor - 1)])
content = """\
[metadata]
content-hash = "c3d07fca33fba542ef2b2a4d75bf5b48d892d21a830e2ad9c952ba5123a52f77"
lock-version = "{version}"
python-versions = "~2.7 || ^3.4"
[metadata.files]
""".format(version=older_version)
caplog.set_level(logging.WARNING, logger="poetry.packages.locker")
locker.lock.write(tomlkit.parse(content))
_ = locker.lock_data
assert 0 == len(caplog.records)
def test_create_venv_uses_patch_version_to_detect_compatibility(
manager: EnvManager,
poetry: Poetry,
config: Config,
mocker: MockerFixture,
config_virtualenvs_path: Path,
):
if "VIRTUAL_ENV" in os.environ:
del os.environ["VIRTUAL_ENV"]
version = Version.from_parts(*sys.version_info[:3])
poetry.package.python_versions = "^" + ".".join(
str(c) for c in sys.version_info[:3])
venv_name = manager.generate_env_name("simple-project",
str(poetry.file.parent))
mocker.patch("sys.version_info",
(version.major, version.minor, version.patch + 1))
check_output = mocker.patch(
"subprocess.check_output",
side_effect=check_output_wrapper(Version.parse("3.6.9")),
)
m = mocker.patch("poetry.utils.env.EnvManager.build_venv",
side_effect=lambda *args, **kwargs: "")
manager.create_venv(NullIO())
assert not check_output.called
m.assert_called_with(
config_virtualenvs_path /
f"{venv_name}-py{version.major}.{version.minor}",
executable=None,
flags={
"always-copy": False,
"system-site-packages": False,
"no-pip": False,
"no-setuptools": False,
},
prompt=f"simple-project-py{version.major}.{version.minor}",
)
def test_remove_by_name(
tmp_dir: str,
manager: EnvManager,
poetry: "Poetry",
config: "Config",
mocker: "MockerFixture",
):
config.merge({"virtualenvs": {"path": str(tmp_dir)}})
venv_name = manager.generate_env_name("simple-project", str(poetry.file.parent))
(Path(tmp_dir) / f"{venv_name}-py3.7").mkdir()
(Path(tmp_dir) / f"{venv_name}-py3.6").mkdir()
mocker.patch(
"subprocess.check_output",
side_effect=check_output_wrapper(Version.parse("3.6.6")),
)
venv = manager.remove(f"{venv_name}-py3.6")
assert (Path(tmp_dir) / f"{venv_name}-py3.6") == venv.path
assert not (Path(tmp_dir) / f"{venv_name}-py3.6").exists()
def __init__(self,
version_info=(3, 7, 0),
python_implementation="CPython",
platform="darwin",
os_name="posix",
is_venv=False,
pip_version="19.1",
sys_path=None,
marker_env=None,
supported_tags=None,
**kwargs):
super(MockEnv, self).__init__(**kwargs)
self._version_info = version_info
self._python_implementation = python_implementation
self._platform = platform
self._os_name = os_name
self._is_venv = is_venv
self._pip_version = Version.parse(pip_version)
self._sys_path = sys_path
self._mock_marker_env = marker_env
self._supported_tags = supported_tags
def test_create_venv_uses_patch_version_to_detect_compatibility_with_executable(
manager: EnvManager,
poetry: "Poetry",
config: "Config",
mocker: "MockerFixture",
config_virtualenvs_path: Path,
):
if "VIRTUAL_ENV" in os.environ:
del os.environ["VIRTUAL_ENV"]
version = Version.from_parts(*sys.version_info[:3])
poetry.package.python_versions = f"~{version.major}.{version.minor-1}.0"
venv_name = manager.generate_env_name("simple-project",
str(poetry.file.parent))
check_output = mocker.patch(
"subprocess.check_output",
side_effect=check_output_wrapper(
Version.parse(f"{version.major}.{version.minor - 1}.0")),
)
m = mocker.patch("poetry.utils.env.EnvManager.build_venv",
side_effect=lambda *args, **kwargs: "")
manager.create_venv(
NullIO(), executable=f"python{version.major}.{version.minor - 1}")
assert check_output.called
m.assert_called_with(
config_virtualenvs_path /
f"{venv_name}-py{version.major}.{version.minor - 1}",
executable=f"python{version.major}.{version.minor - 1}",
flags={
"always-copy": False,
"system-site-packages": False
},
with_pip=True,
with_setuptools=True,
with_wheel=True,
)
def test_self_update_can_update_from_recommended_installation(
tester: CommandTester,
repo: TestRepository,
installed: TestRepository,
):
new_version = Version.parse(__version__).next_minor().text
old_poetry = Package("poetry", __version__)
old_poetry.add_dependency(Factory.create_dependency("cleo", "^0.8.2"))
new_poetry = Package("poetry", new_version)
new_poetry.add_dependency(Factory.create_dependency("cleo", "^1.0.0"))
installed.add_package(old_poetry)
installed.add_package(Package("cleo", "0.8.2"))
repo.add_package(new_poetry)
repo.add_package(Package("cleo", "1.0.0"))
tester.execute()
expected_output = f"""\
Updating Poetry version ...
Using version ^{new_version} for poetry
Updating dependencies
Resolving dependencies...
Writing lock file
Package operations: 0 installs, 2 updates, 0 removals
• Updating cleo (0.8.2 -> 1.0.0)
• Updating poetry ({__version__} -> {new_version})
"""
assert tester.io.fetch_output() == expected_output
def test_add_constraint_with_source_old_installer(
app: "PoetryTestApplication",
poetry: "Poetry",
installer: "NoopInstaller",
old_tester: "CommandTester",
):
repo = LegacyRepository(name="my-index", url="https://my-index.fake")
repo.add_package(get_package("cachy", "0.2.0"))
repo._cache.store("matches").put("cachy:0.2.0", [Version.parse("0.2.0")],
5)
poetry.pool.add_repository(repo)
old_tester.execute("cachy=0.2.0 --source my-index")
expected = """\
Updating dependencies
Resolving dependencies...
Writing lock file
Package operations: 1 install, 0 updates, 0 removals
- Installing cachy (0.2.0)
"""
assert expected == old_tester.io.fetch_output()
assert len(installer.installs) == 1
content = app.poetry.file.read()["tool"]["poetry"]
assert "cachy" in content["dependencies"]
assert content["dependencies"]["cachy"] == {
"version": "0.2.0",
"source": "my-index",
}
def test_create_venv_fails_if_current_python_version_is_not_supported(
manager: EnvManager, poetry: Poetry):
if "VIRTUAL_ENV" in os.environ:
del os.environ["VIRTUAL_ENV"]
manager.create_venv(NullIO())
current_version = Version.parse(".".join(
str(c) for c in sys.version_info[:3]))
next_version = ".".join(
str(c) for c in (current_version.major, current_version.minor + 1, 0))
package_version = "~" + next_version
poetry.package.python_versions = package_version
with pytest.raises(InvalidCurrentPythonVersionError) as e:
manager.create_venv(NullIO())
expected_message = (
f"Current Python version ({current_version}) is not allowed by the project"
f' ({package_version}).\nPlease change python executable via the "env use"'
" command.")
assert expected_message == str(e.value)
def __init__(
self,
version_info: Tuple[int, int, int] = (3, 7, 0),
python_implementation: str = "CPython",
platform: str = "darwin",
os_name: str = "posix",
is_venv: bool = False,
pip_version: str = "19.1",
sys_path: Optional[List[str]] = None,
marker_env: Dict[str, Any] = None,
supported_tags: List[Tag] = None,
**kwargs: Any,
):
super(MockEnv, self).__init__(**kwargs)
self._version_info = version_info
self._python_implementation = python_implementation
self._platform = platform
self._os_name = os_name
self._is_venv = is_venv
self._pip_version = Version.parse(pip_version)
self._sys_path = sys_path
self._mock_marker_env = marker_env
self._supported_tags = supported_tags
def __init__(
self,
version_info=(3, 7, 0), # type: Tuple[int, int, int]
python_implementation="CPython", # type: str
platform="darwin", # type: str
os_name="posix", # type: str
is_venv=False, # type: bool
pip_version="19.1", # type: str
sys_path=None, # type: Optional[List[str]]
marker_env=None, # type: Dict[str, Any]
supported_tags=None, # type: List[Tag]
**kwargs, # type: Any
):
super(MockEnv, self).__init__(**kwargs)
self._version_info = version_info
self._python_implementation = python_implementation
self._platform = platform
self._os_name = os_name
self._is_venv = is_venv
self._pip_version = Version.parse(pip_version)
self._sys_path = sys_path
self._mock_marker_env = marker_env
self._supported_tags = supported_tags
def test_create_venv_tries_to_find_a_compatible_python_executable_using_generic_ones_first(
manager, poetry, config, mocker, config_virtualenvs_path):
if "VIRTUAL_ENV" in os.environ:
del os.environ["VIRTUAL_ENV"]
poetry.package.python_versions = "^3.6"
venv_name = manager.generate_env_name("simple-project",
str(poetry.file.parent))
mocker.patch("sys.version_info", (2, 7, 16))
mocker.patch(
"subprocess.check_output",
side_effect=check_output_wrapper(Version.parse("3.7.5")),
)
m = mocker.patch("poetry.utils.env.EnvManager.build_venv",
side_effect=lambda *args, **kwargs: "")
manager.create_venv(NullIO())
m.assert_called_with(
config_virtualenvs_path / "{}-py3.7".format(venv_name),
executable="python3",
flags={"always-copy": False},
)
def test_remove_also_deactivates(tmp_dir, manager, poetry, config, mocker):
config.merge({"virtualenvs": {"path": str(tmp_dir)}})
venv_name = manager.generate_env_name("simple-project", str(poetry.file.parent))
(Path(tmp_dir) / "{}-py3.7".format(venv_name)).mkdir()
(Path(tmp_dir) / "{}-py3.6".format(venv_name)).mkdir()
mocker.patch(
"subprocess.check_output",
side_effect=check_output_wrapper(Version.parse("3.6.6")),
)
envs_file = TOMLFile(Path(tmp_dir) / "envs.toml")
doc = tomlkit.document()
doc[venv_name] = {"minor": "3.6", "patch": "3.6.6"}
envs_file.write(doc)
venv = manager.remove("python3.6")
assert (Path(tmp_dir) / "{}-py3.6".format(venv_name)) == venv.path
assert not (Path(tmp_dir) / "{}-py3.6".format(venv_name)).exists()
envs = envs_file.read()
assert venv_name not in envs
def test_remove_by_python_version(
tmp_dir: str,
manager: EnvManager,
poetry: Poetry,
config: Config,
mocker: MockerFixture,
):
config.merge({"virtualenvs": {"path": str(tmp_dir)}})
venv_name = manager.generate_env_name("simple-project",
str(poetry.file.parent))
(Path(tmp_dir) / f"{venv_name}-py3.7").mkdir()
(Path(tmp_dir) / f"{venv_name}-py3.6").mkdir()
mocker.patch(
"subprocess.check_output",
side_effect=check_output_wrapper(Version.parse("3.6.6")),
)
venv = manager.remove("3.6")
expected_venv_path = Path(tmp_dir) / f"{venv_name}-py3.6"
assert venv.path == expected_venv_path
assert not expected_venv_path.exists()
from __future__ import annotations
from pathlib import Path
from typing import TYPE_CHECKING
from typing import Any
from typing import Callable
from poetry.core.semver.version import Version
if TYPE_CHECKING:
from poetry.core.version.pep440.version import PEP440Version
VERSION_3_7_1 = Version.parse("3.7.1")
def build_venv(path: Path | str, **_: Any) -> None:
Path(path).mkdir(parents=True, exist_ok=True)
def check_output_wrapper(
version: PEP440Version = VERSION_3_7_1,
) -> Callable[[str, Any, Any], str]:
def check_output(cmd: str, *_: Any, **__: Any) -> str:
if "sys.version_info[:3]" in cmd:
return version.text
elif "sys.version_info[:2]" in cmd:
return f"{version.major}.{version.minor}"
elif '-c "import sys; print(sys.executable)"' in cmd:
return f"/usr/bin/{cmd.split()[0]}"
else:
def get_python_constraint_from_marker(
marker: BaseMarker, ) -> VersionConstraint:
from poetry.core.semver.empty_constraint import EmptyConstraint
from poetry.core.semver.helpers import parse_constraint
from poetry.core.semver.version import Version
from poetry.core.semver.version_range import VersionRange
python_marker = marker.only("python_version", "python_full_version")
if python_marker.is_any():
return VersionRange()
if python_marker.is_empty():
return EmptyConstraint()
markers = convert_markers(marker)
if contains_group_without_marker(markers, "python_version"):
# groups are in disjunctive normal form (DNF),
# an empty group means that python_version does not appear in this group,
# which means that python_version is arbitrary for this group
return VersionRange()
ors = []
for or_ in markers["python_version"]:
ands = []
for op, version in or_:
# Expand python version
if op == "==":
if "*" not in version:
version = "~" + version
op = ""
elif op == "!=":
if "*" not in version:
version += ".*"
elif op in ("<=", ">"):
parsed_version = Version.parse(version)
if parsed_version.precision == 1:
if op == "<=":
op = "<"
version = parsed_version.next_major().text
elif op == ">":
op = ">="
version = parsed_version.next_major().text
elif parsed_version.precision == 2:
if op == "<=":
op = "<"
version = parsed_version.next_minor().text
elif op == ">":
op = ">="
version = parsed_version.next_minor().text
elif op in ("in", "not in"):
versions = []
for v in re.split("[ ,]+", version):
split = v.split(".")
if len(split) in [1, 2]:
split.append("*")
op_ = "" if op == "in" else "!="
else:
op_ = "==" if op == "in" else "!="
versions.append(op_ + ".".join(split))
glue = " || " if op == "in" else ", "
if versions:
ands.append(glue.join(versions))
continue
ands.append(f"{op}{version}")
ors.append(" ".join(ands))
return parse_constraint(" || ".join(ors))
def test_links_for_version(
version_string: str, filenames: Iterable[str], link_source: LinkSource
) -> None:
version = Version.parse(version_string)
expected = {Link(f"{link_source.url}/{name}") for name in filenames}
assert set(link_source.links_for_version("demo", version)) == expected
