943 lines
35 KiB
Python
943 lines
35 KiB
Python
|
# The following comment should be removed at some point in the future.
|
||
|
|
# mypy: strict-optional=False
|
||
|
|
|
||
|
|
import functools
|
||
|
|
import logging
|
||
|
|
import os
|
||
|
|
import shutil
|
||
|
|
import sys
|
||
|
|
import uuid
|
||
|
|
import zipfile
|
||
|
|
from enum import Enum
|
||
|
|
from optparse import Values
|
||
|
|
from typing import Any, Collection, Dict, Iterable, List, Optional, Sequence, Union
|
||
|
|
|
||
|
|
from pip._vendor.packaging.markers import Marker
|
||
|
|
from pip._vendor.packaging.requirements import Requirement
|
||
|
|
from pip._vendor.packaging.specifiers import SpecifierSet
|
||
|
|
from pip._vendor.packaging.utils import canonicalize_name
|
||
|
|
from pip._vendor.packaging.version import Version
|
||
|
|
from pip._vendor.packaging.version import parse as parse_version
|
||
|
|
from pip._vendor.pep517.wrappers import Pep517HookCaller
|
||
|
|
|
||
|
|
from pip._internal.build_env import BuildEnvironment, NoOpBuildEnvironment
|
||
|
|
from pip._internal.exceptions import InstallationError, LegacyInstallFailure
|
||
|
|
from pip._internal.locations import get_scheme
|
||
|
|
from pip._internal.metadata import (
|
||
|
|
BaseDistribution,
|
||
|
|
get_default_environment,
|
||
|
|
get_directory_distribution,
|
||
|
|
get_wheel_distribution,
|
||
|
|
)
|
||
|
|
from pip._internal.metadata.base import FilesystemWheel
|
||
|
|
from pip._internal.models.direct_url import DirectUrl
|
||
|
|
from pip._internal.models.link import Link
|
||
|
|
from pip._internal.operations.build.metadata import generate_metadata
|
||
|
|
from pip._internal.operations.build.metadata_editable import generate_editable_metadata
|
||
|
|
from pip._internal.operations.build.metadata_legacy import (
|
||
|
|
generate_metadata as generate_metadata_legacy,
|
||
|
|
)
|
||
|
|
from pip._internal.operations.install.editable_legacy import (
|
||
|
|
install_editable as install_editable_legacy,
|
||
|
|
)
|
||
|
|
from pip._internal.operations.install.legacy import install as install_legacy
|
||
|
|
from pip._internal.operations.install.wheel import install_wheel
|
||
|
|
from pip._internal.pyproject import load_pyproject_toml, make_pyproject_path
|
||
|
|
from pip._internal.req.req_uninstall import UninstallPathSet
|
||
|
|
from pip._internal.utils.deprecation import LegacyInstallReason, deprecated
|
||
|
|
from pip._internal.utils.direct_url_helpers import (
|
||
|
|
direct_url_for_editable,
|
||
|
|
direct_url_from_link,
|
||
|
|
)
|
||
|
|
from pip._internal.utils.hashes import Hashes
|
||
|
|
from pip._internal.utils.misc import (
|
||
|
|
ConfiguredPep517HookCaller,
|
||
|
|
ask_path_exists,
|
||
|
|
backup_dir,
|
||
|
|
display_path,
|
||
|
|
hide_url,
|
||
|
|
redact_auth_from_url,
|
||
|
|
)
|
||
|
|
from pip._internal.utils.packaging import safe_extra
|
||
|
|
from pip._internal.utils.subprocess import runner_with_spinner_message
|
||
|
|
from pip._internal.utils.temp_dir import TempDirectory, tempdir_kinds
|
||
|
|
from pip._internal.utils.virtualenv import running_under_virtualenv
|
||
|
|
from pip._internal.vcs import vcs
|
||
|
|
|
||
|
|
logger = logging.getLogger(__name__)
|
||
|
|
|
||
|
|
|
||
|
|
class InstallRequirement:
|
||
|
|
"""
|
||
|
|
Represents something that may be installed later on, may have information
|
||
|
|
about where to fetch the relevant requirement and also contains logic for
|
||
|
|
installing the said requirement.
|
||
|
|
"""
|
||
|
|
|
||
|
|
def __init__(
|
||
|
|
self,
|
||
|
|
req: Optional[Requirement],
|
||
|
|
comes_from: Optional[Union[str, "InstallRequirement"]],
|
||
|
|
editable: bool = False,
|
||
|
|
link: Optional[Link] = None,
|
||
|
|
markers: Optional[Marker] = None,
|
||
|
|
use_pep517: Optional[bool] = None,
|
||
|
|
isolated: bool = False,
|
||
|
|
install_options: Optional[List[str]] = None,
|
||
|
|
global_options: Optional[List[str]] = None,
|
||
|
|
hash_options: Optional[Dict[str, List[str]]] = None,
|
||
|
|
config_settings: Optional[Dict[str, str]] = None,
|
||
|
|
constraint: bool = False,
|
||
|
|
extras: Collection[str] = (),
|
||
|
|
user_supplied: bool = False,
|
||
|
|
permit_editable_wheels: bool = False,
|
||
|
|
) -> None:
|
||
|
|
assert req is None or isinstance(req, Requirement), req
|
||
|
|
self.req = req
|
||
|
|
self.comes_from = comes_from
|
||
|
|
self.constraint = constraint
|
||
|
|
self.editable = editable
|
||
|
|
self.permit_editable_wheels = permit_editable_wheels
|
||
|
|
self.legacy_install_reason: Optional[LegacyInstallReason] = None
|
||
|
|
|
||
|
|
# source_dir is the local directory where the linked requirement is
|
||
|
|
# located, or unpacked. In case unpacking is needed, creating and
|
||
|
|
# populating source_dir is done by the RequirementPreparer. Note this
|
||
|
|
# is not necessarily the directory where pyproject.toml or setup.py is
|
||
|
|
# located - that one is obtained via unpacked_source_directory.
|
||
|
|
self.source_dir: Optional[str] = None
|
||
|
|
if self.editable:
|
||
|
|
assert link
|
||
|
|
if link.is_file:
|
||
|
|
self.source_dir = os.path.normpath(os.path.abspath(link.file_path))
|
||
|
|
|
||
|
|
if link is None and req and req.url:
|
||
|
|
# PEP 508 URL requirement
|
||
|
|
link = Link(req.url)
|
||
|
|
self.link = self.original_link = link
|
||
|
|
self.original_link_is_in_wheel_cache = False
|
||
|
|
|
||
|
|
# Information about the location of the artifact that was downloaded . This
|
||
|
|
# property is guaranteed to be set in resolver results.
|
||
|
|
self.download_info: Optional[DirectUrl] = None
|
||
|
|
|
||
|
|
# Path to any downloaded or already-existing package.
|
||
|
|
self.local_file_path: Optional[str] = None
|
||
|
|
if self.link and self.link.is_file:
|
||
|
|
self.local_file_path = self.link.file_path
|
||
|
|
|
||
|
|
if extras:
|
||
|
|
self.extras = extras
|
||
|
|
elif req:
|
||
|
|
self.extras = {safe_extra(extra) for extra in req.extras}
|
||
|
|
else:
|
||
|
|
self.extras = set()
|
||
|
|
if markers is None and req:
|
||
|
|
markers = req.marker
|
||
|
|
self.markers = markers
|
||
|
|
|
||
|
|
# This holds the Distribution object if this requirement is already installed.
|
||
|
|
self.satisfied_by: Optional[BaseDistribution] = None
|
||
|
|
# Whether the installation process should try to uninstall an existing
|
||
|
|
# distribution before installing this requirement.
|
||
|
|
self.should_reinstall = False
|
||
|
|
# Temporary build location
|
||
|
|
self._temp_build_dir: Optional[TempDirectory] = None
|
||
|
|
# Set to True after successful installation
|
||
|
|
self.install_succeeded: Optional[bool] = None
|
||
|
|
# Supplied options
|
||
|
|
self.install_options = install_options if install_options else []
|
||
|
|
self.global_options = global_options if global_options else []
|
||
|
|
self.hash_options = hash_options if hash_options else {}
|
||
|
|
self.config_settings = config_settings
|
||
|
|
# Set to True after successful preparation of this requirement
|
||
|
|
self.prepared = False
|
||
|
|
# User supplied requirement are explicitly requested for installation
|
||
|
|
# by the user via CLI arguments or requirements files, as opposed to,
|
||
|
|
# e.g. dependencies, extras or constraints.
|
||
|
|
self.user_supplied = user_supplied
|
||
|
|
|
||
|
|
self.isolated = isolated
|
||
|
|
self.build_env: BuildEnvironment = NoOpBuildEnvironment()
|
||
|
|
|
||
|
|
# For PEP 517, the directory where we request the project metadata
|
||
|
|
# gets stored. We need this to pass to build_wheel, so the backend
|
||
|
|
# can ensure that the wheel matches the metadata (see the PEP for
|
||
|
|
# details).
|
||
|
|
self.metadata_directory: Optional[str] = None
|
||
|
|
|
||
|
|
# The static build requirements (from pyproject.toml)
|
||
|
|
self.pyproject_requires: Optional[List[str]] = None
|
||
|
|
|
||
|
|
# Build requirements that we will check are available
|
||
|
|
self.requirements_to_check: List[str] = []
|
||
|
|
|
||
|
|
# The PEP 517 backend we should use to build the project
|
||
|
|
self.pep517_backend: Optional[Pep517HookCaller] = None
|
||
|
|
|
||
|
|
# Are we using PEP 517 for this requirement?
|
||
|
|
# After pyproject.toml has been loaded, the only valid values are True
|
||
|
|
# and False. Before loading, None is valid (meaning "use the default").
|
||
|
|
# Setting an explicit value before loading pyproject.toml is supported,
|
||
|
|
# but after loading this flag should be treated as read only.
|
||
|
|
self.use_pep517 = use_pep517
|
||
|
|
|
||
|
|
# This requirement needs more preparation before it can be built
|
||
|
|
self.needs_more_preparation = False
|
||
|
|
|
||
|
|
def __str__(self) -> str:
|
||
|
|
if self.req:
|
||
|
|
s = str(self.req)
|
||
|
|
if self.link:
|
||
|
|
s += " from {}".format(redact_auth_from_url(self.link.url))
|
||
|
|
elif self.link:
|
||
|
|
s = redact_auth_from_url(self.link.url)
|
||
|
|
else:
|
||
|
|
s = "<InstallRequirement>"
|
||
|
|
if self.satisfied_by is not None:
|
||
|
|
s += " in {}".format(display_path(self.satisfied_by.location))
|
||
|
|
if self.comes_from:
|
||
|
|
if isinstance(self.comes_from, str):
|
||
|
|
comes_from: Optional[str] = self.comes_from
|
||
|
|
else:
|
||
|
|
comes_from = self.comes_from.from_path()
|
||
|
|
if comes_from:
|
||
|
|
s += f" (from {comes_from})"
|
||
|
|
return s
|
||
|
|
|
||
|
|
def __repr__(self) -> str:
|
||
|
|
return "<{} object: {} editable={!r}>".format(
|
||
|
|
self.__class__.__name__, str(self), self.editable
|
||
|
|
)
|
||
|
|
|
||
|
|
def format_debug(self) -> str:
|
||
|
|
"""An un-tested helper for getting state, for debugging."""
|
||
|
|
attributes = vars(self)
|
||
|
|
names = sorted(attributes)
|
||
|
|
|
||
|
|
state = ("{}={!r}".format(attr, attributes[attr]) for attr in sorted(names))
|
||
|
|
return "<{name} object: {{{state}}}>".format(
|
||
|
|
name=self.__class__.__name__,
|
||
|
|
state=", ".join(state),
|
||
|
|
)
|
||
|
|
|
||
|
|
# Things that are valid for all kinds of requirements?
|
||
|
|
@property
|
||
|
|
def name(self) -> Optional[str]:
|
||
|
|
if self.req is None:
|
||
|
|
return None
|
||
|
|
return self.req.name
|
||
|
|
|
||
|
|
@functools.lru_cache() # use cached_property in python 3.8+
|
||
|
|
def supports_pyproject_editable(self) -> bool:
|
||
|
|
if not self.use_pep517:
|
||
|
|
return False
|
||
|
|
assert self.pep517_backend
|
||
|
|
with self.build_env:
|
||
|
|
runner = runner_with_spinner_message(
|
||
|
|
"Checking if build backend supports build_editable"
|
||
|
|
)
|
||
|
|
with self.pep517_backend.subprocess_runner(runner):
|
||
|
|
return "build_editable" in self.pep517_backend._supported_features()
|
||
|
|
|
||
|
|
@property
|
||
|
|
def specifier(self) -> SpecifierSet:
|
||
|
|
return self.req.specifier
|
||
|
|
|
||
|
|
@property
|
||
|
|
def is_pinned(self) -> bool:
|
||
|
|
"""Return whether I am pinned to an exact version.
|
||
|
|
|
||
|
|
For example, some-package==1.2 is pinned; some-package>1.2 is not.
|
||
|
|
"""
|
||
|
|
specifiers = self.specifier
|
||
|
|
return len(specifiers) == 1 and next(iter(specifiers)).operator in {"==", "==="}
|
||
|
|
|
||
|
|
def match_markers(self, extras_requested: Optional[Iterable[str]] = None) -> bool:
|
||
|
|
if not extras_requested:
|
||
|
|
# Provide an extra to safely evaluate the markers
|
||
|
|
# without matching any extra
|
||
|
|
extras_requested = ("",)
|
||
|
|
if self.markers is not None:
|
||
|
|
return any(
|
||
|
|
self.markers.evaluate({"extra": extra}) for extra in extras_requested
|
||
|
|
)
|
||
|
|
else:
|
||
|
|
return True
|
||
|
|
|
||
|
|
@property
|
||
|
|
def has_hash_options(self) -> bool:
|
||
|
|
"""Return whether any known-good hashes are specified as options.
|
||
|
|
|
||
|
|
These activate --require-hashes mode; hashes specified as part of a
|
||
|
|
URL do not.
|
||
|
|
|
||
|
|
"""
|
||
|
|
return bool(self.hash_options)
|
||
|
|
|
||
|
|
def hashes(self, trust_internet: bool = True) -> Hashes:
|
||
|
|
"""Return a hash-comparer that considers my option- and URL-based
|
||
|
|
hashes to be known-good.
|
||
|
|
|
||
|
|
Hashes in URLs--ones embedded in the requirements file, not ones
|
||
|
|
downloaded from an index server--are almost peers with ones from
|
||
|
|
flags. They satisfy --require-hashes (whether it was implicitly or
|
||
|
|
explicitly activated) but do not activate it. md5 and sha224 are not
|
||
|
|
allowed in flags, which should nudge people toward good algos. We
|
||
|
|
always OR all hashes together, even ones from URLs.
|
||
|
|
|
||
|
|
:param trust_internet: Whether to trust URL-based (#md5=...) hashes
|
||
|
|
downloaded from the internet, as by populate_link()
|
||
|
|
|
||
|
|
"""
|
||
|
|
good_hashes = self.hash_options.copy()
|
||
|
|
link = self.link if trust_internet else self.original_link
|
||
|
|
if link and link.hash:
|
||
|
|
good_hashes.setdefault(link.hash_name, []).append(link.hash)
|
||
|
|
return Hashes(good_hashes)
|
||
|
|
|
||
|
|
def from_path(self) -> Optional[str]:
|
||
|
|
"""Format a nice indicator to show where this "comes from" """
|
||
|
|
if self.req is None:
|
||
|
|
return None
|
||
|
|
s = str(self.req)
|
||
|
|
if self.comes_from:
|
||
|
|
if isinstance(self.comes_from, str):
|
||
|
|
comes_from = self.comes_from
|
||
|
|
else:
|
||
|
|
comes_from = self.comes_from.from_path()
|
||
|
|
if comes_from:
|
||
|
|
s += "->" + comes_from
|
||
|
|
return s
|
||
|
|
|
||
|
|
def ensure_build_location(
|
||
|
|
self, build_dir: str, autodelete: bool, parallel_builds: bool
|
||
|
|
) -> str:
|
||
|
|
assert build_dir is not None
|
||
|
|
if self._temp_build_dir is not None:
|
||
|
|
assert self._temp_build_dir.path
|
||
|
|
return self._temp_build_dir.path
|
||
|
|
if self.req is None:
|
||
|
|
# Some systems have /tmp as a symlink which confuses custom
|
||
|
|
# builds (such as numpy). Thus, we ensure that the real path
|
||
|
|
# is returned.
|
||
|
|
self._temp_build_dir = TempDirectory(
|
||
|
|
kind=tempdir_kinds.REQ_BUILD, globally_managed=True
|
||
|
|
)
|
||
|
|
|
||
|
|
return self._temp_build_dir.path
|
||
|
|
|
||
|
|
# This is the only remaining place where we manually determine the path
|
||
|
|
# for the temporary directory. It is only needed for editables where
|
||
|
|
# it is the value of the --src option.
|
||
|
|
|
||
|
|
# When parallel builds are enabled, add a UUID to the build directory
|
||
|
|
# name so multiple builds do not interfere with each other.
|
||
|
|
dir_name: str = canonicalize_name(self.name)
|
||
|
|
if parallel_builds:
|
||
|
|
dir_name = f"{dir_name}_{uuid.uuid4().hex}"
|
||
|
|
|
||
|
|
# FIXME: Is there a better place to create the build_dir? (hg and bzr
|
||
|
|
# need this)
|
||
|
|
if not os.path.exists(build_dir):
|
||
|
|
logger.debug("Creating directory %s", build_dir)
|
||
|
|
os.makedirs(build_dir)
|
||
|
|
actual_build_dir = os.path.join(build_dir, dir_name)
|
||
|
|
# `None` indicates that we respect the globally-configured deletion
|
||
|
|
# settings, which is what we actually want when auto-deleting.
|
||
|
|
delete_arg = None if autodelete else False
|
||
|
|
return TempDirectory(
|
||
|
|
path=actual_build_dir,
|
||
|
|
delete=delete_arg,
|
||
|
|
kind=tempdir_kinds.REQ_BUILD,
|
||
|
|
globally_managed=True,
|
||
|
|
).path
|
||
|
|
|
||
|
|
def _set_requirement(self) -> None:
|
||
|
|
"""Set requirement after generating metadata."""
|
||
|
|
assert self.req is None
|
||
|
|
assert self.metadata is not None
|
||
|
|
assert self.source_dir is not None
|
||
|
|
|
||
|
|
# Construct a Requirement object from the generated metadata
|
||
|
|
if isinstance(parse_version(self.metadata["Version"]), Version):
|
||
|
|
op = "=="
|
||
|
|
else:
|
||
|
|
op = "==="
|
||
|
|
|
||
|
|
self.req = Requirement(
|
||
|
|
"".join(
|
||
|
|
[
|
||
|
|
self.metadata["Name"],
|
||
|
|
op,
|
||
|
|
self.metadata["Version"],
|
||
|
|
]
|
||
|
|
)
|
||
|
|
)
|
||
|
|
|
||
|
|
def warn_on_mismatching_name(self) -> None:
|
||
|
|
metadata_name = canonicalize_name(self.metadata["Name"])
|
||
|
|
if canonicalize_name(self.req.name) == metadata_name:
|
||
|
|
# Everything is fine.
|
||
|
|
return
|
||
|
|
|
||
|
|
# If we're here, there's a mismatch. Log a warning about it.
|
||
|
|
logger.warning(
|
||
|
|
"Generating metadata for package %s "
|
||
|
|
"produced metadata for project name %s. Fix your "
|
||
|
|
"#egg=%s fragments.",
|
||
|
|
self.name,
|
||
|
|
metadata_name,
|
||
|
|
self.name,
|
||
|
|
)
|
||
|
|
self.req = Requirement(metadata_name)
|
||
|
|
|
||
|
|
def check_if_exists(self, use_user_site: bool) -> None:
|
||
|
|
"""Find an installed distribution that satisfies or conflicts
|
||
|
|
with this requirement, and set self.satisfied_by or
|
||
|
|
self.should_reinstall appropriately.
|
||
|
|
"""
|
||
|
|
if self.req is None:
|
||
|
|
return
|
||
|
|
existing_dist = get_default_environment().get_distribution(self.req.name)
|
||
|
|
if not existing_dist:
|
||
|
|
return
|
||
|
|
|
||
|
|
version_compatible = self.req.specifier.contains(
|
||
|
|
existing_dist.version,
|
||
|
|
prereleases=True,
|
||
|
|
)
|
||
|
|
if not version_compatible:
|
||
|
|
self.satisfied_by = None
|
||
|
|
if use_user_site:
|
||
|
|
if existing_dist.in_usersite:
|
||
|
|
self.should_reinstall = True
|
||
|
|
elif running_under_virtualenv() and existing_dist.in_site_packages:
|
||
|
|
raise InstallationError(
|
||
|
|
f"Will not install to the user site because it will "
|
||
|
|
f"lack sys.path precedence to {existing_dist.raw_name} "
|
||
|
|
f"in {existing_dist.location}"
|
||
|
|
)
|
||
|
|
else:
|
||
|
|
self.should_reinstall = True
|
||
|
|
else:
|
||
|
|
if self.editable:
|
||
|
|
self.should_reinstall = True
|
||
|
|
# when installing editables, nothing pre-existing should ever
|
||
|
|
# satisfy
|
||
|
|
self.satisfied_by = None
|
||
|
|
else:
|
||
|
|
self.satisfied_by = existing_dist
|
||
|
|
|
||
|
|
# Things valid for wheels
|
||
|
|
@property
|
||
|
|
def is_wheel(self) -> bool:
|
||
|
|
if not self.link:
|
||
|
|
return False
|
||
|
|
return self.link.is_wheel
|
||
|
|
|
||
|
|
# Things valid for sdists
|
||
|
|
@property
|
||
|
|
def unpacked_source_directory(self) -> str:
|
||
|
|
return os.path.join(
|
||
|
|
self.source_dir, self.link and self.link.subdirectory_fragment or ""
|
||
|
|
)
|
||
|
|
|
||
|
|
@property
|
||
|
|
def setup_py_path(self) -> str:
|
||
|
|
assert self.source_dir, f"No source dir for {self}"
|
||
|
|
setup_py = os.path.join(self.unpacked_source_directory, "setup.py")
|
||
|
|
|
||
|
|
return setup_py
|
||
|
|
|
||
|
|
@property
|
||
|
|
def setup_cfg_path(self) -> str:
|
||
|
|
assert self.source_dir, f"No source dir for {self}"
|
||
|
|
setup_cfg = os.path.join(self.unpacked_source_directory, "setup.cfg")
|
||
|
|
|
||
|
|
return setup_cfg
|
||
|
|
|
||
|
|
@property
|
||
|
|
def pyproject_toml_path(self) -> str:
|
||
|
|
assert self.source_dir, f"No source dir for {self}"
|
||
|
|
return make_pyproject_path(self.unpacked_source_directory)
|
||
|
|
|
||
|
|
def load_pyproject_toml(self) -> None:
|
||
|
|
"""Load the pyproject.toml file.
|
||
|
|
|
||
|
|
After calling this routine, all of the attributes related to PEP 517
|
||
|
|
processing for this requirement have been set. In particular, the
|
||
|
|
use_pep517 attribute can be used to determine whether we should
|
||
|
|
follow the PEP 517 or legacy (setup.py) code path.
|
||
|
|
"""
|
||
|
|
pyproject_toml_data = load_pyproject_toml(
|
||
|
|
self.use_pep517, self.pyproject_toml_path, self.setup_py_path, str(self)
|
||
|
|
)
|
||
|
|
|
||
|
|
if pyproject_toml_data is None:
|
||
|
|
self.use_pep517 = False
|
||
|
|
return
|
||
|
|
|
||
|
|
self.use_pep517 = True
|
||
|
|
requires, backend, check, backend_path = pyproject_toml_data
|
||
|
|
self.requirements_to_check = check
|
||
|
|
self.pyproject_requires = requires
|
||
|
|
self.pep517_backend = ConfiguredPep517HookCaller(
|
||
|
|
self,
|
||
|
|
self.unpacked_source_directory,
|
||
|
|
backend,
|
||
|
|
backend_path=backend_path,
|
||
|
|
)
|
||
|
|
|
||
|
|
def isolated_editable_sanity_check(self) -> None:
|
||
|
|
"""Check that an editable requirement if valid for use with PEP 517/518.
|
||
|
|
|
||
|
|
This verifies that an editable that has a pyproject.toml either supports PEP 660
|
||
|
|
or as a setup.py or a setup.cfg
|
||
|
|
"""
|
||
|
|
if (
|
||
|
|
self.editable
|
||
|
|
and self.use_pep517
|
||
|
|
and not self.supports_pyproject_editable()
|
||
|
|
and not os.path.isfile(self.setup_py_path)
|
||
|
|
and not os.path.isfile(self.setup_cfg_path)
|
||
|
|
):
|
||
|
|
raise InstallationError(
|
||
|
|
f"Project {self} has a 'pyproject.toml' and its build "
|
||
|
|
f"backend is missing the 'build_editable' hook. Since it does not "
|
||
|
|
f"have a 'setup.py' nor a 'setup.cfg', "
|
||
|
|
f"it cannot be installed in editable mode. "
|
||
|
|
f"Consider using a build backend that supports PEP 660."
|
||
|
|
)
|
||
|
|
|
||
|
|
def prepare_metadata(self) -> None:
|
||
|
|
"""Ensure that project metadata is available.
|
||
|
|
|
||
|
|
Under PEP 517 and PEP 660, call the backend hook to prepare the metadata.
|
||
|
|
Under legacy processing, call setup.py egg-info.
|
||
|
|
"""
|
||
|
|
assert self.source_dir
|
||
|
|
details = self.name or f"from {self.link}"
|
||
|
|
|
||
|
|
if self.use_pep517:
|
||
|
|
assert self.pep517_backend is not None
|
||
|
|
if (
|
||
|
|
self.editable
|
||
|
|
and self.permit_editable_wheels
|
||
|
|
and self.supports_pyproject_editable()
|
||
|
|
):
|
||
|
|
self.metadata_directory = generate_editable_metadata(
|
||
|
|
build_env=self.build_env,
|
||
|
|
backend=self.pep517_backend,
|
||
|
|
details=details,
|
||
|
|
)
|
||
|
|
else:
|
||
|
|
self.metadata_directory = generate_metadata(
|
||
|
|
build_env=self.build_env,
|
||
|
|
backend=self.pep517_backend,
|
||
|
|
details=details,
|
||
|
|
)
|
||
|
|
else:
|
||
|
|
self.metadata_directory = generate_metadata_legacy(
|
||
|
|
build_env=self.build_env,
|
||
|
|
setup_py_path=self.setup_py_path,
|
||
|
|
source_dir=self.unpacked_source_directory,
|
||
|
|
isolated=self.isolated,
|
||
|
|
details=details,
|
||
|
|
)
|
||
|
|
|
||
|
|
# Act on the newly generated metadata, based on the name and version.
|
||
|
|
if not self.name:
|
||
|
|
self._set_requirement()
|
||
|
|
else:
|
||
|
|
self.warn_on_mismatching_name()
|
||
|
|
|
||
|
|
self.assert_source_matches_version()
|
||
|
|
|
||
|
|
@property
|
||
|
|
def metadata(self) -> Any:
|
||
|
|
if not hasattr(self, "_metadata"):
|
||
|
|
self._metadata = self.get_dist().metadata
|
||
|
|
|
||
|
|
return self._metadata
|
||
|
|
|
||
|
|
def get_dist(self) -> BaseDistribution:
|
||
|
|
if self.metadata_directory:
|
||
|
|
return get_directory_distribution(self.metadata_directory)
|
||
|
|
elif self.local_file_path and self.is_wheel:
|
||
|
|
return get_wheel_distribution(
|
||
|
|
FilesystemWheel(self.local_file_path), canonicalize_name(self.name)
|
||
|
|
)
|
||
|
|
raise AssertionError(
|
||
|
|
f"InstallRequirement {self} has no metadata directory and no wheel: "
|
||
|
|
f"can't make a distribution."
|
||
|
|
)
|
||
|
|
|
||
|
|
def assert_source_matches_version(self) -> None:
|
||
|
|
assert self.source_dir
|
||
|
|
version = self.metadata["version"]
|
||
|
|
if self.req.specifier and version not in self.req.specifier:
|
||
|
|
logger.warning(
|
||
|
|
"Requested %s, but installing version %s",
|
||
|
|
self,
|
||
|
|
version,
|
||
|
|
)
|
||
|
|
else:
|
||
|
|
logger.debug(
|
||
|
|
"Source in %s has version %s, which satisfies requirement %s",
|
||
|
|
display_path(self.source_dir),
|
||
|
|
version,
|
||
|
|
self,
|
||
|
|
)
|
||
|
|
|
||
|
|
# For both source distributions and editables
|
||
|
|
def ensure_has_source_dir(
|
||
|
|
self,
|
||
|
|
parent_dir: str,
|
||
|
|
autodelete: bool = False,
|
||
|
|
parallel_builds: bool = False,
|
||
|
|
) -> None:
|
||
|
|
"""Ensure that a source_dir is set.
|
||
|
|
|
||
|
|
This will create a temporary build dir if the name of the requirement
|
||
|
|
isn't known yet.
|
||
|
|
|
||
|
|
:param parent_dir: The ideal pip parent_dir for the source_dir.
|
||
|
|
Generally src_dir for editables and build_dir for sdists.
|
||
|
|
:return: self.source_dir
|
||
|
|
"""
|
||
|
|
if self.source_dir is None:
|
||
|
|
self.source_dir = self.ensure_build_location(
|
||
|
|
parent_dir,
|
||
|
|
autodelete=autodelete,
|
||
|
|
parallel_builds=parallel_builds,
|
||
|
|
)
|
||
|
|
|
||
|
|
# For editable installations
|
||
|
|
def update_editable(self) -> None:
|
||
|
|
if not self.link:
|
||
|
|
logger.debug(
|
||
|
|
"Cannot update repository at %s; repository location is unknown",
|
||
|
|
self.source_dir,
|
||
|
|
)
|
||
|
|
return
|
||
|
|
assert self.editable
|
||
|
|
assert self.source_dir
|
||
|
|
if self.link.scheme == "file":
|
||
|
|
# Static paths don't get updated
|
||
|
|
return
|
||
|
|
vcs_backend = vcs.get_backend_for_scheme(self.link.scheme)
|
||
|
|
# Editable requirements are validated in Requirement constructors.
|
||
|
|
# So here, if it's neither a path nor a valid VCS URL, it's a bug.
|
||
|
|
assert vcs_backend, f"Unsupported VCS URL {self.link.url}"
|
||
|
|
hidden_url = hide_url(self.link.url)
|
||
|
|
vcs_backend.obtain(self.source_dir, url=hidden_url, verbosity=0)
|
||
|
|
|
||
|
|
# Top-level Actions
|
||
|
|
def uninstall(
|
||
|
|
self, auto_confirm: bool = False, verbose: bool = False
|
||
|
|
) -> Optional[UninstallPathSet]:
|
||
|
|
"""
|
||
|
|
Uninstall the distribution currently satisfying this requirement.
|
||
|
|
|
||
|
|
Prompts before removing or modifying files unless
|
||
|
|
``auto_confirm`` is True.
|
||
|
|
|
||
|
|
Refuses to delete or modify files outside of ``sys.prefix`` -
|
||
|
|
thus uninstallation within a virtual environment can only
|
||
|
|
modify that virtual environment, even if the virtualenv is
|
||
|
|
linked to global site-packages.
|
||
|
|
|
||
|
|
"""
|
||
|
|
assert self.req
|
||
|
|
dist = get_default_environment().get_distribution(self.req.name)
|
||
|
|
if not dist:
|
||
|
|
logger.warning("Skipping %s as it is not installed.", self.name)
|
||
|
|
return None
|
||
|
|
logger.info("Found existing installation: %s", dist)
|
||
|
|
|
||
|
|
uninstalled_pathset = UninstallPathSet.from_dist(dist)
|
||
|
|
uninstalled_pathset.remove(auto_confirm, verbose)
|
||
|
|
return uninstalled_pathset
|
||
|
|
|
||
|
|
def _get_archive_name(self, path: str, parentdir: str, rootdir: str) -> str:
|
||
|
|
def _clean_zip_name(name: str, prefix: str) -> str:
|
||
|
|
assert name.startswith(
|
||
|
|
prefix + os.path.sep
|
||
|
|
), f"name {name!r} doesn't start with prefix {prefix!r}"
|
||
|
|
name = name[len(prefix) + 1 :]
|
||
|
|
name = name.replace(os.path.sep, "/")
|
||
|
|
return name
|
||
|
|
|
||
|
|
path = os.path.join(parentdir, path)
|
||
|
|
name = _clean_zip_name(path, rootdir)
|
||
|
|
return self.name + "/" + name
|
||
|
|
|
||
|
|
def archive(self, build_dir: Optional[str]) -> None:
|
||
|
|
"""Saves archive to provided build_dir.
|
||
|
|
|
||
|
|
Used for saving downloaded VCS requirements as part of `pip download`.
|
||
|
|
"""
|
||
|
|
assert self.source_dir
|
||
|
|
if build_dir is None:
|
||
|
|
return
|
||
|
|
|
||
|
|
create_archive = True
|
||
|
|
archive_name = "{}-{}.zip".format(self.name, self.metadata["version"])
|
||
|
|
archive_path = os.path.join(build_dir, archive_name)
|
||
|
|
|
||
|
|
if os.path.exists(archive_path):
|
||
|
|
response = ask_path_exists(
|
||
|
|
"The file {} exists. (i)gnore, (w)ipe, "
|
||
|
|
"(b)ackup, (a)bort ".format(display_path(archive_path)),
|
||
|
|
("i", "w", "b", "a"),
|
||
|
|
)
|
||
|
|
if response == "i":
|
||
|
|
create_archive = False
|
||
|
|
elif response == "w":
|
||
|
|
logger.warning("Deleting %s", display_path(archive_path))
|
||
|
|
os.remove(archive_path)
|
||
|
|
elif response == "b":
|
||
|
|
dest_file = backup_dir(archive_path)
|
||
|
|
logger.warning(
|
||
|
|
"Backing up %s to %s",
|
||
|
|
display_path(archive_path),
|
||
|
|
display_path(dest_file),
|
||
|
|
)
|
||
|
|
shutil.move(archive_path, dest_file)
|
||
|
|
elif response == "a":
|
||
|
|
sys.exit(-1)
|
||
|
|
|
||
|
|
if not create_archive:
|
||
|
|
return
|
||
|
|
|
||
|
|
zip_output = zipfile.ZipFile(
|
||
|
|
archive_path,
|
||
|
|
"w",
|
||
|
|
zipfile.ZIP_DEFLATED,
|
||
|
|
allowZip64=True,
|
||
|
|
)
|
||
|
|
with zip_output:
|
||
|
|
dir = os.path.normcase(os.path.abspath(self.unpacked_source_directory))
|
||
|
|
for dirpath, dirnames, filenames in os.walk(dir):
|
||
|
|
for dirname in dirnames:
|
||
|
|
dir_arcname = self._get_archive_name(
|
||
|
|
dirname,
|
||
|
|
parentdir=dirpath,
|
||
|
|
rootdir=dir,
|
||
|
|
)
|
||
|
|
zipdir = zipfile.ZipInfo(dir_arcname + "/")
|
||
|
|
zipdir.external_attr = 0x1ED << 16 # 0o755
|
||
|
|
zip_output.writestr(zipdir, "")
|
||
|
|
for filename in filenames:
|
||
|
|
file_arcname = self._get_archive_name(
|
||
|
|
filename,
|
||
|
|
parentdir=dirpath,
|
||
|
|
rootdir=dir,
|
||
|
|
)
|
||
|
|
filename = os.path.join(dirpath, filename)
|
||
|
|
zip_output.write(filename, file_arcname)
|
||
|
|
|
||
|
|
logger.info("Saved %s", display_path(archive_path))
|
||
|
|
|
||
|
|
def install(
|
||
|
|
self,
|
||
|
|
install_options: List[str],
|
||
|
|
global_options: Optional[Sequence[str]] = None,
|
||
|
|
root: Optional[str] = None,
|
||
|
|
home: Optional[str] = None,
|
||
|
|
prefix: Optional[str] = None,
|
||
|
|
warn_script_location: bool = True,
|
||
|
|
use_user_site: bool = False,
|
||
|
|
pycompile: bool = True,
|
||
|
|
) -> None:
|
||
|
|
scheme = get_scheme(
|
||
|
|
self.name,
|
||
|
|
user=use_user_site,
|
||
|
|
home=home,
|
||
|
|
root=root,
|
||
|
|
isolated=self.isolated,
|
||
|
|
prefix=prefix,
|
||
|
|
)
|
||
|
|
|
||
|
|
global_options = global_options if global_options is not None else []
|
||
|
|
if self.editable and not self.is_wheel:
|
||
|
|
install_editable_legacy(
|
||
|
|
install_options,
|
||
|
|
global_options,
|
||
|
|
prefix=prefix,
|
||
|
|
home=home,
|
||
|
|
use_user_site=use_user_site,
|
||
|
|
name=self.name,
|
||
|
|
setup_py_path=self.setup_py_path,
|
||
|
|
isolated=self.isolated,
|
||
|
|
build_env=self.build_env,
|
||
|
|
unpacked_source_directory=self.unpacked_source_directory,
|
||
|
|
)
|
||
|
|
self.install_succeeded = True
|
||
|
|
return
|
||
|
|
|
||
|
|
if self.is_wheel:
|
||
|
|
assert self.local_file_path
|
||
|
|
direct_url = None
|
||
|
|
# TODO this can be refactored to direct_url = self.download_info
|
||
|
|
if self.editable:
|
||
|
|
direct_url = direct_url_for_editable(self.unpacked_source_directory)
|
||
|
|
elif self.original_link:
|
||
|
|
direct_url = direct_url_from_link(
|
||
|
|
self.original_link,
|
||
|
|
self.source_dir,
|
||
|
|
self.original_link_is_in_wheel_cache,
|
||
|
|
)
|
||
|
|
install_wheel(
|
||
|
|
self.name,
|
||
|
|
self.local_file_path,
|
||
|
|
scheme=scheme,
|
||
|
|
req_description=str(self.req),
|
||
|
|
pycompile=pycompile,
|
||
|
|
warn_script_location=warn_script_location,
|
||
|
|
direct_url=direct_url,
|
||
|
|
requested=self.user_supplied,
|
||
|
|
)
|
||
|
|
self.install_succeeded = True
|
||
|
|
return
|
||
|
|
|
||
|
|
# TODO: Why don't we do this for editable installs?
|
||
|
|
|
||
|
|
# Extend the list of global and install options passed on to
|
||
|
|
# the setup.py call with the ones from the requirements file.
|
||
|
|
# Options specified in requirements file override those
|
||
|
|
# specified on the command line, since the last option given
|
||
|
|
# to setup.py is the one that is used.
|
||
|
|
global_options = list(global_options) + self.global_options
|
||
|
|
install_options = list(install_options) + self.install_options
|
||
|
|
|
||
|
|
try:
|
||
|
|
if (
|
||
|
|
self.legacy_install_reason is not None
|
||
|
|
and self.legacy_install_reason.emit_before_install
|
||
|
|
):
|
||
|
|
self.legacy_install_reason.emit_deprecation(self.name)
|
||
|
|
success = install_legacy(
|
||
|
|
install_options=install_options,
|
||
|
|
global_options=global_options,
|
||
|
|
root=root,
|
||
|
|
home=home,
|
||
|
|
prefix=prefix,
|
||
|
|
use_user_site=use_user_site,
|
||
|
|
pycompile=pycompile,
|
||
|
|
scheme=scheme,
|
||
|
|
setup_py_path=self.setup_py_path,
|
||
|
|
isolated=self.isolated,
|
||
|
|
req_name=self.name,
|
||
|
|
build_env=self.build_env,
|
||
|
|
unpacked_source_directory=self.unpacked_source_directory,
|
||
|
|
req_description=str(self.req),
|
||
|
|
)
|
||
|
|
except LegacyInstallFailure as exc:
|
||
|
|
self.install_succeeded = False
|
||
|
|
raise exc
|
||
|
|
except Exception:
|
||
|
|
self.install_succeeded = True
|
||
|
|
raise
|
||
|
|
|
||
|
|
self.install_succeeded = success
|
||
|
|
|
||
|
|
if (
|
||
|
|
success
|
||
|
|
and self.legacy_install_reason is not None
|
||
|
|
and self.legacy_install_reason.emit_after_success
|
||
|
|
):
|
||
|
|
self.legacy_install_reason.emit_deprecation(self.name)
|
||
|
|
|
||
|
|
|
||
|
|
def check_invalid_constraint_type(req: InstallRequirement) -> str:
|
||
|
|
|
||
|
|
# Check for unsupported forms
|
||
|
|
problem = ""
|
||
|
|
if not req.name:
|
||
|
|
problem = "Unnamed requirements are not allowed as constraints"
|
||
|
|
elif req.editable:
|
||
|
|
problem = "Editable requirements are not allowed as constraints"
|
||
|
|
elif req.extras:
|
||
|
|
problem = "Constraints cannot have extras"
|
||
|
|
|
||
|
|
if problem:
|
||
|
|
deprecated(
|
||
|
|
reason=(
|
||
|
|
"Constraints are only allowed to take the form of a package "
|
||
|
|
"name and a version specifier. Other forms were originally "
|
||
|
|
"permitted as an accident of the implementation, but were "
|
||
|
|
"undocumented. The new implementation of the resolver no "
|
||
|
|
"longer supports these forms."
|
||
|
|
),
|
||
|
|
replacement="replacing the constraint with a requirement",
|
||
|
|
# No plan yet for when the new resolver becomes default
|
||
|
|
gone_in=None,
|
||
|
|
issue=8210,
|
||
|
|
)
|
||
|
|
|
||
|
|
return problem
|
||
|
|
|
||
|
|
|
||
|
|
def _has_option(options: Values, reqs: List[InstallRequirement], option: str) -> bool:
|
||
|
|
if getattr(options, option, None):
|
||
|
|
return True
|
||
|
|
for req in reqs:
|
||
|
|
if getattr(req, option, None):
|
||
|
|
return True
|
||
|
|
return False
|
||
|
|
|
||
|
|
|
||
|
|
def _install_option_ignored(
|
||
|
|
install_options: List[str], reqs: List[InstallRequirement]
|
||
|
|
) -> bool:
|
||
|
|
for req in reqs:
|
||
|
|
if (install_options or req.install_options) and not req.use_pep517:
|
||
|
|
return False
|
||
|
|
return True
|
||
|
|
|
||
|
|
|
||
|
|
class LegacySetupPyOptionsCheckMode(Enum):
|
||
|
|
INSTALL = 1
|
||
|
|
WHEEL = 2
|
||
|
|
DOWNLOAD = 3
|
||
|
|
|
||
|
|
|
||
|
|
def check_legacy_setup_py_options(
|
||
|
|
options: Values,
|
||
|
|
reqs: List[InstallRequirement],
|
||
|
|
mode: LegacySetupPyOptionsCheckMode,
|
||
|
|
) -> None:
|
||
|
|
has_install_options = _has_option(options, reqs, "install_options")
|
||
|
|
has_build_options = _has_option(options, reqs, "build_options")
|
||
|
|
has_global_options = _has_option(options, reqs, "global_options")
|
||
|
|
legacy_setup_py_options_present = (
|
||
|
|
has_install_options or has_build_options or has_global_options
|
||
|
|
)
|
||
|
|
if not legacy_setup_py_options_present:
|
||
|
|
return
|
||
|
|
|
||
|
|
options.format_control.disallow_binaries()
|
||
|
|
logger.warning(
|
||
|
|
"Implying --no-binary=:all: due to the presence of "
|
||
|
|
"--build-option / --global-option / --install-option. "
|
||
|
|
"Consider using --config-settings for more flexibility.",
|
||
|
|
)
|
||
|
|
if mode == LegacySetupPyOptionsCheckMode.INSTALL and has_install_options:
|
||
|
|
if _install_option_ignored(options.install_options, reqs):
|
||
|
|
logger.warning(
|
||
|
|
"Ignoring --install-option when building using PEP 517",
|
||
|
|
)
|
||
|
|
else:
|
||
|
|
deprecated(
|
||
|
|
reason=(
|
||
|
|
"--install-option is deprecated because "
|
||
|
|
"it forces pip to use the 'setup.py install' "
|
||
|
|
"command which is itself deprecated."
|
||
|
|
),
|
||
|
|
issue=11358,
|
||
|
|
replacement="to use --config-settings",
|
||
|
|
gone_in="23.1",
|
||
|
|
)
|