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kromskii2 committed 2025-03-15 09:36:28 +07:00
1 parent ac32c55ab9
commit ee94d8e529
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venv/Lib/site-packages/pip/_internal/commands/install.py
+71 -114
View File
@@ -5,37 +5,46 @@ import os
import shutil
import site
from optparse import SUPPRESS_HELP, Values
from typing import Iterable, List, Optional
from typing import List, Optional
from pip._vendor.packaging.utils import canonicalize_name
from pip._vendor.rich import print_json
# Eagerly import self_outdated_check to avoid crashes. Otherwise,
# this module would be imported *after* pip was replaced, resulting
# in crashes if the new self_outdated_check module was incompatible
# with the rest of pip that's already imported, or allowing a
# wheel to execute arbitrary code on install by replacing
# self_outdated_check.
import pip._internal.self_outdated_check # noqa: F401
from pip._internal.cache import WheelCache
from pip._internal.cli import cmdoptions
from pip._internal.cli.cmdoptions import make_target_python
from pip._internal.cli.req_command import (
RequirementCommand,
warn_if_run_as_root,
with_cleanup,
)
from pip._internal.cli.status_codes import ERROR, SUCCESS
from pip._internal.exceptions import CommandError, InstallationError
from pip._internal.locations import get_scheme
from pip._internal.metadata import get_environment
from pip._internal.models.format_control import FormatControl
from pip._internal.models.installation_report import InstallationReport
from pip._internal.operations.build.build_tracker import get_build_tracker
from pip._internal.operations.check import ConflictDetails, check_install_conflicts
from pip._internal.req import install_given_reqs
from pip._internal.req.req_install import InstallRequirement
from pip._internal.req.req_install import (
InstallRequirement,
check_legacy_setup_py_options,
)
from pip._internal.utils.compat import WINDOWS
from pip._internal.utils.distutils_args import parse_distutils_args
from pip._internal.utils.filesystem import test_writable_dir
from pip._internal.utils.logging import getLogger
from pip._internal.utils.misc import (
check_externally_managed,
ensure_dir,
get_pip_version,
protect_pip_from_modification_on_windows,
warn_if_run_as_root,
write_output,
)
from pip._internal.utils.temp_dir import TempDirectory
@@ -43,24 +52,11 @@ from pip._internal.utils.virtualenv import (
running_under_virtualenv,
virtualenv_no_global,
)
from pip._internal.wheel_builder import (
BinaryAllowedPredicate,
build,
should_build_for_install_command,
)
from pip._internal.wheel_builder import build, should_build_for_install_command
logger = getLogger(__name__)
def get_check_binary_allowed(format_control: FormatControl) -> BinaryAllowedPredicate:
def check_binary_allowed(req: InstallRequirement) -> bool:
canonical_name = canonicalize_name(req.name or "")
allowed_formats = format_control.get_allowed_formats(canonical_name)
return "binary" in allowed_formats
return check_binary_allowed
class InstallCommand(RequirementCommand):
"""
Install packages from:
@@ -145,7 +141,12 @@ class InstallCommand(RequirementCommand):
default=None,
help=(
"Installation prefix where lib, bin and other top-level "
"folders are placed"
"folders are placed. Note that the resulting installation may "
"contain scripts and other resources which reference the "
"Python interpreter of pip, and not that of ``--prefix``. "
"See also the ``--python`` option if the intention is to "
"install packages into another (possibly pip-free) "
"environment."
),
)
@@ -204,9 +205,9 @@ class InstallCommand(RequirementCommand):
self.cmd_opts.add_option(cmdoptions.use_pep517())
self.cmd_opts.add_option(cmdoptions.no_use_pep517())
self.cmd_opts.add_option(cmdoptions.check_build_deps())
self.cmd_opts.add_option(cmdoptions.override_externally_managed())
self.cmd_opts.add_option(cmdoptions.config_settings())
self.cmd_opts.add_option(cmdoptions.install_options())
self.cmd_opts.add_option(cmdoptions.global_options())
self.cmd_opts.add_option(
@@ -263,7 +264,9 @@ class InstallCommand(RequirementCommand):
"the provided requirements. "
"Can be used in combination with --dry-run and --ignore-installed "
"to 'resolve' the requirements. "
"When - is used as file name it writes to stdout."
"When - is used as file name it writes to stdout. "
"When writing to stdout, please combine with the --quiet option "
"to avoid mixing pip logging output with JSON output."
),
)
@@ -272,15 +275,29 @@ class InstallCommand(RequirementCommand):
if options.use_user_site and options.target_dir is not None:
raise CommandError("Can not combine '--user' and '--target'")
cmdoptions.check_install_build_global(options)
# Check whether the environment we're installing into is externally
# managed, as specified in PEP 668. Specifying --root, --target, or
# --prefix disables the check, since there's no reliable way to locate
# the EXTERNALLY-MANAGED file for those cases. An exception is also
# made specifically for "--dry-run --report" for convenience.
installing_into_current_environment = (
not (options.dry_run and options.json_report_file)
and options.root_path is None
and options.target_dir is None
and options.prefix_path is None
)
if (
installing_into_current_environment
and not options.override_externally_managed
):
check_externally_managed()
upgrade_strategy = "to-satisfy-only"
if options.upgrade:
upgrade_strategy = options.upgrade_strategy
cmdoptions.check_dist_restriction(options, check_target=True)
install_options = options.install_options or []
logger.verbose("Using %s", get_pip_version())
options.use_user_site = decide_user_install(
options.use_user_site,
@@ -321,8 +338,6 @@ class InstallCommand(RequirementCommand):
target_python=target_python,
ignore_requires_python=options.ignore_requires_python,
)
wheel_cache = WheelCache(options.cache_dir, options.format_control)
build_tracker = self.enter_context(get_build_tracker())
directory = TempDirectory(
@@ -333,6 +348,9 @@ class InstallCommand(RequirementCommand):
try:
reqs = self.get_requirements(args, options, finder, session)
check_legacy_setup_py_options(options, reqs)
wheel_cache = WheelCache(options.cache_dir)
# Only when installing is it permitted to use PEP 660.
# In other circumstances (pip wheel, pip download) we generate
@@ -340,8 +358,6 @@ class InstallCommand(RequirementCommand):
for req in reqs:
req.permit_editable_wheels = True
reject_location_related_install_options(reqs, options.install_options)
preparer = self.make_requirement_preparer(
temp_build_dir=directory,
options=options,
@@ -362,6 +378,7 @@ class InstallCommand(RequirementCommand):
force_reinstall=options.force_reinstall,
upgrade_strategy=upgrade_strategy,
use_pep517=options.use_pep517,
py_version_info=options.python_version,
)
self.trace_basic_info(finder)
@@ -371,12 +388,6 @@ class InstallCommand(RequirementCommand):
)
if options.json_report_file:
logger.warning(
"--report is currently an experimental option. "
"The output format may change in a future release "
"without prior warning."
)
report = InstallationReport(requirement_set.requirements_to_install)
if options.json_report_file == "-":
print_json(data=report.to_dict())
@@ -406,12 +417,10 @@ class InstallCommand(RequirementCommand):
modifying_pip = pip_req.satisfied_by is None
protect_pip_from_modification_on_windows(modifying_pip=modifying_pip)
check_binary_allowed = get_check_binary_allowed(finder.format_control)
reqs_to_build = [
r
for r in requirement_set.requirements.values()
if should_build_for_install_command(r, check_binary_allowed)
if should_build_for_install_command(r)
]
_, build_failures = build(
@@ -419,29 +428,17 @@ class InstallCommand(RequirementCommand):
wheel_cache=wheel_cache,
verify=True,
build_options=[],
global_options=[],
global_options=global_options,
)
# If we're using PEP 517, we cannot do a legacy setup.py install
# so we fail here.
pep517_build_failure_names: List[str] = [
r.name for r in build_failures if r.use_pep517 # type: ignore
]
if pep517_build_failure_names:
if build_failures:
raise InstallationError(
"Could not build wheels for {}, which is required to "
"install pyproject.toml-based projects".format(
", ".join(pep517_build_failure_names)
"Failed to build installable wheels for some "
"pyproject.toml based projects ({})".format(
", ".join(r.name for r in build_failures) # type: ignore
)
)
# For now, we just warn about failures building legacy
# requirements, as we'll fall through to a setup.py install for
# those.
for r in build_failures:
if not r.use_pep517:
r.legacy_install_reason = 8368
to_install = resolver.get_installation_order(requirement_set)
# Check for conflicts in the package set we're installing.
@@ -460,7 +457,6 @@ class InstallCommand(RequirementCommand):
installed = install_given_reqs(
to_install,
install_options,
global_options,
root=options.root_path,
home=target_temp_dir_path,
@@ -479,17 +475,21 @@ class InstallCommand(RequirementCommand):
)
env = get_environment(lib_locations)
# Display a summary of installed packages, with extra care to
# display a package name as it was requested by the user.
installed.sort(key=operator.attrgetter("name"))
items = []
for result in installed:
item = result.name
try:
installed_dist = env.get_distribution(item)
if installed_dist is not None:
item = f"{item}-{installed_dist.version}"
except Exception:
pass
items.append(item)
summary = []
installed_versions = {}
for distribution in env.iter_all_distributions():
installed_versions[distribution.canonical_name] = distribution.version
for package in installed:
display_name = package.name
version = installed_versions.get(canonicalize_name(display_name), None)
if version:
text = f"{display_name}-{version}"
else:
text = display_name
summary.append(text)
if conflicts is not None:
self._warn_about_conflicts(
@@ -497,7 +497,7 @@ class InstallCommand(RequirementCommand):
resolver_variant=self.determine_resolver_variant(options),
)
installed_desc = " ".join(items)
installed_desc = " ".join(summary)
if installed_desc:
write_output(
"Successfully installed %s",
@@ -511,7 +511,7 @@ class InstallCommand(RequirementCommand):
show_traceback,
options.use_user_site,
)
logger.error(message, exc_info=show_traceback) # noqa
logger.error(message, exc_info=show_traceback)
return ERROR
@@ -605,7 +605,7 @@ class InstallCommand(RequirementCommand):
"source of the following dependency conflicts."
)
else:
assert resolver_variant == "2020-resolver"
assert resolver_variant == "resolvelib"
parts.append(
"pip's dependency resolver does not currently take into account "
"all the packages that are installed. This behaviour is the "
@@ -617,12 +617,8 @@ class InstallCommand(RequirementCommand):
version = package_set[project_name][0]
for dependency in missing[project_name]:
message = (
"{name} {version} requires {requirement}, "
f"{project_name} {version} requires {dependency[1]}, "
"which is not installed."
).format(
name=project_name,
version=version,
requirement=dependency[1],
)
parts.append(message)
@@ -638,7 +634,7 @@ class InstallCommand(RequirementCommand):
requirement=req,
dep_name=dep_name,
dep_version=dep_version,
you=("you" if resolver_variant == "2020-resolver" else "you'll"),
you=("you" if resolver_variant == "resolvelib" else "you'll"),
)
parts.append(message)
@@ -731,45 +727,6 @@ def decide_user_install(
return True
def reject_location_related_install_options(
requirements: List[InstallRequirement], options: Optional[List[str]]
) -> None:
"""If any location-changing --install-option arguments were passed for
requirements or on the command-line, then show a deprecation warning.
"""
def format_options(option_names: Iterable[str]) -> List[str]:
return ["--{}".format(name.replace("_", "-")) for name in option_names]
offenders = []
for requirement in requirements:
install_options = requirement.install_options
location_options = parse_distutils_args(install_options)
if location_options:
offenders.append(
"{!r} from {}".format(
format_options(location_options.keys()), requirement
)
)
if options:
location_options = parse_distutils_args(options)
if location_options:
offenders.append(
"{!r} from command line".format(format_options(location_options.keys()))
)
if not offenders:
return
raise CommandError(
"Location-changing options found in --install-option: {}."
" This is unsupported, use pip-level options like --user,"
" --prefix, --root, and --target instead.".format("; ".join(offenders))
)
def create_os_error_message(
error: OSError, show_traceback: bool, using_user_site: bool
) -> str: