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package.py
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package.py
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from __future__ import annotations
import copy
import re
from contextlib import contextmanager
from pathlib import Path
from typing import TYPE_CHECKING
from typing import Collection
from typing import Iterable
from typing import Iterator
from typing import TypeVar
from poetry.core.packages.dependency_group import MAIN_GROUP
from poetry.core.packages.specification import PackageSpecification
from poetry.core.packages.utils.utils import create_nested_marker
from poetry.core.semver.helpers import parse_constraint
from poetry.core.version.markers import parse_marker
if TYPE_CHECKING:
from packaging.utils import NormalizedName
from poetry.core.packages.dependency import Dependency
from poetry.core.packages.dependency_group import DependencyGroup
from poetry.core.semver.version import Version
from poetry.core.semver.version_constraint import VersionConstraint
from poetry.core.spdx.license import License
from poetry.core.version.markers import BaseMarker
T = TypeVar("T", bound="Package")
AUTHOR_REGEX = re.compile(r"(?u)^(?P<name>[- .,\w\d'’\"():&]+)(?: <(?P<email>.+?)>)?$")
class Package(PackageSpecification):
AVAILABLE_PYTHONS = {
"2",
"2.7",
"3",
"3.4",
"3.5",
"3.6",
"3.7",
"3.8",
"3.9",
"3.10",
}
def __init__(
self,
name: str,
version: str | Version,
pretty_version: str | None = None,
source_type: str | None = None,
source_url: str | None = None,
source_reference: str | None = None,
source_resolved_reference: str | None = None,
source_subdirectory: str | None = None,
features: Iterable[str] | None = None,
develop: bool = False,
yanked: str | bool = False,
) -> None:
"""
Creates a new in memory package.
"""
from poetry.core.version.markers import AnyMarker
super().__init__(
name,
source_type=source_type,
source_url=source_url,
source_reference=source_reference,
source_resolved_reference=source_resolved_reference,
source_subdirectory=source_subdirectory,
features=features,
)
self._set_version(version, pretty_version)
self.description = ""
self._authors: list[str] = []
self._maintainers: list[str] = []
self.homepage: str | None = None
self.repository_url: str | None = None
self.documentation_url: str | None = None
self.keywords: list[str] = []
self._license: License | None = None
self.readmes: tuple[Path, ...] = ()
self.extras: dict[str, list[Dependency]] = {}
self._dependency_groups: dict[str, DependencyGroup] = {}
# For compatibility with previous version, we keep the category
self.category = "main"
self.files: list[dict[str, str]] = []
self.optional = False
self.classifiers: list[str] = []
self._python_versions = "*"
self._python_constraint = parse_constraint("*")
self._python_marker: BaseMarker = AnyMarker()
self.platform = None
self.marker: BaseMarker = AnyMarker()
self.root_dir: Path | None = None
self.develop = develop
self._yanked = yanked
@property
def name(self) -> NormalizedName:
return self._name
@property
def pretty_name(self) -> str:
return self._pretty_name
@property
def version(self) -> Version:
return self._version
@property
def pretty_version(self) -> str:
return self._pretty_version
@property
def unique_name(self) -> str:
if self.is_root():
return self._name
return self.complete_name + "-" + self._version.text
@property
def pretty_string(self) -> str:
return self.pretty_name + " " + self.pretty_version
@property
def full_pretty_version(self) -> str:
if self.source_type in ["file", "directory", "url"]:
return f"{self._pretty_version} {self.source_url}"
if self.source_type not in ["hg", "git"]:
return self._pretty_version
ref: str | None
if self.source_resolved_reference and len(self.source_resolved_reference) == 40:
ref = self.source_resolved_reference[0:7]
return f"{self._pretty_version} {ref}"
# if source reference is a sha1 hash -- truncate
if self.source_reference and len(self.source_reference) == 40:
return f"{self._pretty_version} {self.source_reference[0:7]}"
ref = self._source_resolved_reference or self._source_reference
return f"{self._pretty_version} {ref}"
@property
def authors(self) -> list[str]:
return self._authors
@property
def author_name(self) -> str | None:
return self._get_author()["name"]
@property
def author_email(self) -> str | None:
return self._get_author()["email"]
@property
def maintainers(self) -> list[str]:
return self._maintainers
@property
def maintainer_name(self) -> str | None:
return self._get_maintainer()["name"]
@property
def maintainer_email(self) -> str | None:
return self._get_maintainer()["email"]
@property
def requires(self) -> list[Dependency]:
"""
Returns the main dependencies
"""
if not self._dependency_groups or MAIN_GROUP not in self._dependency_groups:
return []
return self._dependency_groups[MAIN_GROUP].dependencies
@property
def all_requires(
self,
) -> list[Dependency]:
"""
Returns the main dependencies and group dependencies.
"""
return [
dependency
for group in self._dependency_groups.values()
for dependency in group.dependencies
]
def _set_version(
self, version: str | Version, pretty_version: str | None = None
) -> None:
from poetry.core.semver.version import Version
if not isinstance(version, Version):
self._version = Version.parse(version)
self._pretty_version = pretty_version or version
else:
self._version = version
self._pretty_version = pretty_version or self._version.text
def _get_author(self) -> dict[str, str | None]:
if not self._authors:
return {"name": None, "email": None}
m = AUTHOR_REGEX.match(self._authors[0])
if m is None:
raise ValueError(
"Invalid author string. Must be in the format: "
"John Smith <john@example.com>"
)
name = m.group("name")
email = m.group("email")
return {"name": name, "email": email}
def _get_maintainer(self) -> dict[str, str | None]:
if not self._maintainers:
return {"name": None, "email": None}
m = AUTHOR_REGEX.match(self._maintainers[0])
if m is None:
raise ValueError(
"Invalid maintainer string. Must be in the format: "
"John Smith <john@example.com>"
)
name = m.group("name")
email = m.group("email")
return {"name": name, "email": email}
@property
def python_versions(self) -> str:
return self._python_versions
@python_versions.setter
def python_versions(self, value: str) -> None:
self._python_versions = value
self._python_constraint = parse_constraint(value)
self._python_marker = parse_marker(
create_nested_marker("python_version", self._python_constraint)
)
@property
def python_constraint(self) -> VersionConstraint:
return self._python_constraint
@property
def python_marker(self) -> BaseMarker:
return self._python_marker
@property
def license(self) -> License | None:
return self._license
@license.setter
def license(self, value: str | License | None) -> None:
from poetry.core.spdx.helpers import license_by_id
from poetry.core.spdx.license import License
if value is None or isinstance(value, License):
self._license = value
else:
self._license = license_by_id(value)
@property
def all_classifiers(self) -> list[str]:
from poetry.core.semver.version import Version
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 = f"{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
@property
def urls(self) -> dict[str, str]:
urls = {}
if self.homepage:
urls["Homepage"] = self.homepage
if self.repository_url:
urls["Repository"] = self.repository_url
if self.documentation_url:
urls["Documentation"] = self.documentation_url
return urls
@property
def readme(self) -> Path | None:
import warnings
warnings.warn(
"`readme` is deprecated: you are getting only the first readme file. Please"
" use the plural form `readmes`.",
DeprecationWarning,
)
return next(iter(self.readmes), None)
@readme.setter
def readme(self, path: Path) -> None:
import warnings
warnings.warn(
"`readme` is deprecated. Please assign a tuple to the plural form"
" `readmes`.",
DeprecationWarning,
)
self.readmes = (path,)
@property
def yanked(self) -> bool:
return isinstance(self._yanked, str) or bool(self._yanked)
@property
def yanked_reason(self) -> str:
if isinstance(self._yanked, str):
return self._yanked
return ""
def is_prerelease(self) -> bool:
return self._version.is_unstable()
def is_root(self) -> bool:
return False
def dependency_group_names(self, include_optional: bool = False) -> set[str]:
return {
name
for name, group in self._dependency_groups.items()
if not group.is_optional() or include_optional
}
def add_dependency_group(self, group: DependencyGroup) -> None:
self._dependency_groups[group.name] = group
def has_dependency_group(self, name: str) -> bool:
return name in self._dependency_groups
def dependency_group(self, name: str) -> DependencyGroup:
if not self.has_dependency_group(name):
raise ValueError(f'The dependency group "{name}" does not exist.')
return self._dependency_groups[name]
def add_dependency(
self,
dependency: Dependency,
) -> Dependency:
from poetry.core.packages.dependency_group import DependencyGroup
for group_name in dependency.groups:
if group_name not in self._dependency_groups:
# Dynamically add the dependency group
self.add_dependency_group(DependencyGroup(group_name))
self._dependency_groups[group_name].add_dependency(dependency)
return dependency
def without_dependency_groups(self: T, groups: Collection[str]) -> T:
"""
Returns a clone of the package with the given dependency groups excluded.
"""
package = self.clone()
for group_name in groups:
if group_name in package._dependency_groups:
del package._dependency_groups[group_name]
return package
def without_optional_dependency_groups(self: T) -> T:
"""
Returns a clone of the package without optional dependency groups.
"""
package = self.clone()
for group_name, group in self._dependency_groups.items():
if group.is_optional():
del package._dependency_groups[group_name]
return package
def with_dependency_groups(
self: T, groups: Collection[str], only: bool = False
) -> T:
"""
Returns a clone of the package with the given dependency groups opted in.
Note that it will return all dependencies across all groups
more the given, optional, groups.
If `only` is set to True, then only the given groups will be selected.
"""
package = self.clone()
for group_name, group in self._dependency_groups.items():
if (only or group.is_optional()) and group_name not in groups:
del package._dependency_groups[group_name]
return package
def to_dependency(self) -> Dependency:
from pathlib import Path
from poetry.core.packages.dependency import Dependency
from poetry.core.packages.directory_dependency import DirectoryDependency
from poetry.core.packages.file_dependency import FileDependency
from poetry.core.packages.url_dependency import URLDependency
from poetry.core.packages.vcs_dependency import VCSDependency
dep: Dependency
if self.source_type == "directory":
assert self._source_url is not None
dep = DirectoryDependency(
self._name,
Path(self._source_url),
groups=list(self._dependency_groups.keys()),
optional=self.optional,
base=self.root_dir,
develop=self.develop,
extras=self.features,
)
elif self.source_type == "file":
assert self._source_url is not None
dep = FileDependency(
self._name,
Path(self._source_url),
groups=list(self._dependency_groups.keys()),
optional=self.optional,
base=self.root_dir,
extras=self.features,
)
elif self.source_type == "url":
assert self._source_url is not None
dep = URLDependency(
self._name,
self._source_url,
directory=self.source_subdirectory,
groups=list(self._dependency_groups.keys()),
optional=self.optional,
extras=self.features,
)
elif self.source_type == "git":
assert self._source_url is not None
dep = VCSDependency(
self._name,
self.source_type,
self._source_url,
rev=self.source_reference,
resolved_rev=self.source_resolved_reference,
directory=self.source_subdirectory,
groups=list(self._dependency_groups.keys()),
optional=self.optional,
develop=self.develop,
extras=self.features,
)
else:
dep = Dependency(self._name, self._version, extras=self.features)
if not self.marker.is_any():
dep.marker = self.marker
if not self.python_constraint.is_any():
dep.python_versions = self.python_versions
if not self.is_direct_origin():
return dep
return dep.with_constraint(self._version)
@contextmanager
def with_python_versions(self, python_versions: str) -> Iterator[None]:
original_python_versions = self.python_versions
self.python_versions = python_versions
yield
self.python_versions = original_python_versions
def satisfies(
self, dependency: Dependency, ignore_source_type: bool = False
) -> bool:
"""
Helper method to check if this package satisfies a given dependency.
This is determined by assessing if this instance provides the package and
features specified by the given dependency. Further, version and source
types are checked.
"""
if not self.provides(dependency) or not dependency.constraint.allows(
self.version
):
return False
return ignore_source_type or self.is_same_source_as(dependency)
def __eq__(self, other: object) -> bool:
if not isinstance(other, Package):
return NotImplemented
return super().__eq__(other) and self._version == other.version
def __hash__(self) -> int:
return super().__hash__() ^ hash(self._version)
def __str__(self) -> str:
return f"{self.complete_name} ({self.full_pretty_version})"
def __repr__(self) -> str:
args = [repr(self._name), repr(self._version.text)]
if self._features:
args.append(f"features={repr(self._features)}")
if self._source_type:
args.append(f"source_type={repr(self._source_type)}")
args.append(f"source_url={repr(self._source_url)}")
if self._source_reference:
args.append(f"source_reference={repr(self._source_reference)}")
if self._source_resolved_reference:
args.append(
f"source_resolved_reference={repr(self._source_resolved_reference)}"
)
if self._source_subdirectory:
args.append(f"source_subdirectory={repr(self._source_subdirectory)}")
args_str = ", ".join(args)
return f"Package({args_str})"