1036 lines
39 KiB
Python
1036 lines
39 KiB
Python
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from __future__ import absolute_import
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import logging
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import os
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import shutil
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import sys
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import sysconfig
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import zipfile
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from distutils.util import change_root
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from pip._vendor import pkg_resources, six
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from pip._vendor.packaging.requirements import Requirement
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from pip._vendor.packaging.utils import canonicalize_name
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from pip._vendor.packaging.version import Version
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from pip._vendor.packaging.version import parse as parse_version
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from pip._vendor.pep517.wrappers import Pep517HookCaller
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from pip._internal import wheel
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from pip._internal.build_env import NoOpBuildEnvironment
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from pip._internal.exceptions import InstallationError
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from pip._internal.models.link import Link
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from pip._internal.pyproject import load_pyproject_toml, make_pyproject_path
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from pip._internal.req.req_uninstall import UninstallPathSet
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from pip._internal.utils.compat import native_str
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from pip._internal.utils.hashes import Hashes
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from pip._internal.utils.logging import indent_log
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from pip._internal.utils.marker_files import PIP_DELETE_MARKER_FILENAME
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from pip._internal.utils.misc import (
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_make_build_dir, ask_path_exists, backup_dir, call_subprocess,
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display_path, dist_in_site_packages, dist_in_usersite, ensure_dir,
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get_installed_version, redact_password_from_url, rmtree,
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)
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from pip._internal.utils.packaging import get_metadata
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from pip._internal.utils.setuptools_build import make_setuptools_shim_args
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from pip._internal.utils.temp_dir import TempDirectory
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from pip._internal.utils.typing import MYPY_CHECK_RUNNING
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from pip._internal.utils.ui import open_spinner
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from pip._internal.utils.virtualenv import running_under_virtualenv
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from pip._internal.vcs import vcs
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if MYPY_CHECK_RUNNING:
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from typing import (
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Any, Dict, Iterable, List, Mapping, Optional, Sequence, Union,
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)
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from pip._internal.build_env import BuildEnvironment
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from pip._internal.cache import WheelCache
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from pip._internal.index import PackageFinder
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from pip._vendor.pkg_resources import Distribution
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from pip._vendor.packaging.specifiers import SpecifierSet
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from pip._vendor.packaging.markers import Marker
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logger = logging.getLogger(__name__)
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class InstallRequirement(object):
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"""
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Represents something that may be installed later on, may have information
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about where to fetch the relevant requirement and also contains logic for
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installing the said requirement.
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"""
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def __init__(
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self,
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req, # type: Optional[Requirement]
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comes_from, # type: Optional[Union[str, InstallRequirement]]
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source_dir=None, # type: Optional[str]
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editable=False, # type: bool
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link=None, # type: Optional[Link]
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update=True, # type: bool
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markers=None, # type: Optional[Marker]
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use_pep517=None, # type: Optional[bool]
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isolated=False, # type: bool
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options=None, # type: Optional[Dict[str, Any]]
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wheel_cache=None, # type: Optional[WheelCache]
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constraint=False, # type: bool
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extras=() # type: Iterable[str]
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):
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# type: (...) -> None
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assert req is None or isinstance(req, Requirement), req
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self.req = req
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self.comes_from = comes_from
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self.constraint = constraint
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if source_dir is None:
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self.source_dir = None # type: Optional[str]
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else:
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self.source_dir = os.path.normpath(os.path.abspath(source_dir))
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self.editable = editable
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self._wheel_cache = wheel_cache
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if link is None and req and req.url:
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# PEP 508 URL requirement
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link = Link(req.url)
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self.link = self.original_link = link
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if extras:
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self.extras = extras
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elif req:
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self.extras = {
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pkg_resources.safe_extra(extra) for extra in req.extras
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}
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else:
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self.extras = set()
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if markers is None and req:
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markers = req.marker
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self.markers = markers
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self._egg_info_path = None # type: Optional[str]
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# This holds the pkg_resources.Distribution object if this requirement
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# is already available:
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self.satisfied_by = None
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# This hold the pkg_resources.Distribution object if this requirement
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# conflicts with another installed distribution:
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self.conflicts_with = None
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# Temporary build location
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self._temp_build_dir = TempDirectory(kind="req-build")
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# Used to store the global directory where the _temp_build_dir should
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# have been created. Cf _correct_build_location method.
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self._ideal_build_dir = None # type: Optional[str]
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# True if the editable should be updated:
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self.update = update
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# Set to True after successful installation
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self.install_succeeded = None # type: Optional[bool]
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# UninstallPathSet of uninstalled distribution (for possible rollback)
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self.uninstalled_pathset = None
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self.options = options if options else {}
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# Set to True after successful preparation of this requirement
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self.prepared = False
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self.is_direct = False
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self.isolated = isolated
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self.build_env = NoOpBuildEnvironment() # type: BuildEnvironment
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# For PEP 517, the directory where we request the project metadata
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# gets stored. We need this to pass to build_wheel, so the backend
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# can ensure that the wheel matches the metadata (see the PEP for
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# details).
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self.metadata_directory = None # type: Optional[str]
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# The static build requirements (from pyproject.toml)
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self.pyproject_requires = None # type: Optional[List[str]]
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# Build requirements that we will check are available
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self.requirements_to_check = [] # type: List[str]
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# The PEP 517 backend we should use to build the project
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self.pep517_backend = None # type: Optional[Pep517HookCaller]
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# Are we using PEP 517 for this requirement?
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# After pyproject.toml has been loaded, the only valid values are True
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# and False. Before loading, None is valid (meaning "use the default").
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# Setting an explicit value before loading pyproject.toml is supported,
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# but after loading this flag should be treated as read only.
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self.use_pep517 = use_pep517
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def __str__(self):
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# type: () -> str
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if self.req:
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s = str(self.req)
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if self.link:
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s += ' from %s' % redact_password_from_url(self.link.url)
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elif self.link:
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s = redact_password_from_url(self.link.url)
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else:
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s = '<InstallRequirement>'
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if self.satisfied_by is not None:
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s += ' in %s' % display_path(self.satisfied_by.location)
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if self.comes_from:
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if isinstance(self.comes_from, six.string_types):
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comes_from = self.comes_from # type: Optional[str]
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else:
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comes_from = self.comes_from.from_path()
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if comes_from:
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s += ' (from %s)' % comes_from
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return s
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def __repr__(self):
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# type: () -> str
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return '<%s object: %s editable=%r>' % (
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self.__class__.__name__, str(self), self.editable)
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def format_debug(self):
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# type: () -> str
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"""An un-tested helper for getting state, for debugging.
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"""
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attributes = vars(self)
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names = sorted(attributes)
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state = (
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"{}={!r}".format(attr, attributes[attr]) for attr in sorted(names)
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)
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return '<{name} object: {{{state}}}>'.format(
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name=self.__class__.__name__,
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state=", ".join(state),
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)
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def populate_link(self, finder, upgrade, require_hashes):
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# type: (PackageFinder, bool, bool) -> None
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"""Ensure that if a link can be found for this, that it is found.
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Note that self.link may still be None - if Upgrade is False and the
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requirement is already installed.
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If require_hashes is True, don't use the wheel cache, because cached
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wheels, always built locally, have different hashes than the files
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downloaded from the index server and thus throw false hash mismatches.
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Furthermore, cached wheels at present have undeterministic contents due
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to file modification times.
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"""
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if self.link is None:
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self.link = finder.find_requirement(self, upgrade)
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if self._wheel_cache is not None and not require_hashes:
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old_link = self.link
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self.link = self._wheel_cache.get(self.link, self.name)
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if old_link != self.link:
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logger.debug('Using cached wheel link: %s', self.link)
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# Things that are valid for all kinds of requirements?
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@property
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def name(self):
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# type: () -> Optional[str]
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if self.req is None:
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return None
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return native_str(pkg_resources.safe_name(self.req.name))
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@property
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def specifier(self):
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# type: () -> SpecifierSet
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return self.req.specifier
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@property
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def is_pinned(self):
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# type: () -> bool
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"""Return whether I am pinned to an exact version.
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For example, some-package==1.2 is pinned; some-package>1.2 is not.
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"""
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specifiers = self.specifier
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return (len(specifiers) == 1 and
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next(iter(specifiers)).operator in {'==', '==='})
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@property
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def installed_version(self):
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# type: () -> Optional[str]
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return get_installed_version(self.name)
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def match_markers(self, extras_requested=None):
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# type: (Optional[Iterable[str]]) -> bool
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if not extras_requested:
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# Provide an extra to safely evaluate the markers
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# without matching any extra
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extras_requested = ('',)
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if self.markers is not None:
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return any(
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self.markers.evaluate({'extra': extra})
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for extra in extras_requested)
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else:
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return True
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@property
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def has_hash_options(self):
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# type: () -> bool
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"""Return whether any known-good hashes are specified as options.
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These activate --require-hashes mode; hashes specified as part of a
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URL do not.
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"""
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return bool(self.options.get('hashes', {}))
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def hashes(self, trust_internet=True):
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# type: (bool) -> Hashes
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"""Return a hash-comparer that considers my option- and URL-based
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hashes to be known-good.
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Hashes in URLs--ones embedded in the requirements file, not ones
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downloaded from an index server--are almost peers with ones from
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flags. They satisfy --require-hashes (whether it was implicitly or
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explicitly activated) but do not activate it. md5 and sha224 are not
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allowed in flags, which should nudge people toward good algos. We
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always OR all hashes together, even ones from URLs.
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:param trust_internet: Whether to trust URL-based (#md5=...) hashes
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downloaded from the internet, as by populate_link()
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"""
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good_hashes = self.options.get('hashes', {}).copy()
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link = self.link if trust_internet else self.original_link
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if link and link.hash:
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good_hashes.setdefault(link.hash_name, []).append(link.hash)
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return Hashes(good_hashes)
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def from_path(self):
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# type: () -> Optional[str]
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"""Format a nice indicator to show where this "comes from"
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"""
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if self.req is None:
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return None
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s = str(self.req)
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if self.comes_from:
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if isinstance(self.comes_from, six.string_types):
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comes_from = self.comes_from
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else:
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comes_from = self.comes_from.from_path()
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if comes_from:
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s += '->' + comes_from
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return s
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def build_location(self, build_dir):
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# type: (str) -> str
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assert build_dir is not None
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if self._temp_build_dir.path is not None:
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return self._temp_build_dir.path
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if self.req is None:
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# for requirement via a path to a directory: the name of the
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# package is not available yet so we create a temp directory
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# Once run_egg_info will have run, we'll be able
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# to fix it via _correct_build_location
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# Some systems have /tmp as a symlink which confuses custom
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# builds (such as numpy). Thus, we ensure that the real path
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# is returned.
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self._temp_build_dir.create()
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self._ideal_build_dir = build_dir
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return self._temp_build_dir.path
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if self.editable:
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name = self.name.lower()
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else:
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name = self.name
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# FIXME: Is there a better place to create the build_dir? (hg and bzr
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# need this)
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if not os.path.exists(build_dir):
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logger.debug('Creating directory %s', build_dir)
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_make_build_dir(build_dir)
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return os.path.join(build_dir, name)
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def _correct_build_location(self):
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# type: () -> None
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"""Move self._temp_build_dir to self._ideal_build_dir/self.req.name
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For some requirements (e.g. a path to a directory), the name of the
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package is not available until we run egg_info, so the build_location
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will return a temporary directory and store the _ideal_build_dir.
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This is only called by self.run_egg_info to fix the temporary build
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directory.
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"""
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if self.source_dir is not None:
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return
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assert self.req is not None
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assert self._temp_build_dir.path
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assert (self._ideal_build_dir is not None and
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self._ideal_build_dir.path) # type: ignore
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old_location = self._temp_build_dir.path
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self._temp_build_dir.path = None
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new_location = self.build_location(self._ideal_build_dir)
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if os.path.exists(new_location):
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raise InstallationError(
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|
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'A package already exists in %s; please remove it to continue'
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|
% display_path(new_location))
|
||
|
|
logger.debug(
|
||
|
|
'Moving package %s from %s to new location %s',
|
||
|
|
self, display_path(old_location), display_path(new_location),
|
||
|
|
)
|
||
|
|
shutil.move(old_location, new_location)
|
||
|
|
self._temp_build_dir.path = new_location
|
||
|
|
self._ideal_build_dir = None
|
||
|
|
self.source_dir = os.path.normpath(os.path.abspath(new_location))
|
||
|
|
self._egg_info_path = None
|
||
|
|
|
||
|
|
# Correct the metadata directory, if it exists
|
||
|
|
if self.metadata_directory:
|
||
|
|
old_meta = self.metadata_directory
|
||
|
|
rel = os.path.relpath(old_meta, start=old_location)
|
||
|
|
new_meta = os.path.join(new_location, rel)
|
||
|
|
new_meta = os.path.normpath(os.path.abspath(new_meta))
|
||
|
|
self.metadata_directory = new_meta
|
||
|
|
|
||
|
|
def remove_temporary_source(self):
|
||
|
|
# type: () -> None
|
||
|
|
"""Remove the source files from this requirement, if they are marked
|
||
|
|
for deletion"""
|
||
|
|
if self.source_dir and os.path.exists(
|
||
|
|
os.path.join(self.source_dir, PIP_DELETE_MARKER_FILENAME)):
|
||
|
|
logger.debug('Removing source in %s', self.source_dir)
|
||
|
|
rmtree(self.source_dir)
|
||
|
|
self.source_dir = None
|
||
|
|
self._temp_build_dir.cleanup()
|
||
|
|
self.build_env.cleanup()
|
||
|
|
|
||
|
|
def check_if_exists(self, use_user_site):
|
||
|
|
# type: (bool) -> bool
|
||
|
|
"""Find an installed distribution that satisfies or conflicts
|
||
|
|
with this requirement, and set self.satisfied_by or
|
||
|
|
self.conflicts_with appropriately.
|
||
|
|
"""
|
||
|
|
if self.req is None:
|
||
|
|
return False
|
||
|
|
try:
|
||
|
|
# get_distribution() will resolve the entire list of requirements
|
||
|
|
# anyway, and we've already determined that we need the requirement
|
||
|
|
# in question, so strip the marker so that we don't try to
|
||
|
|
# evaluate it.
|
||
|
|
no_marker = Requirement(str(self.req))
|
||
|
|
no_marker.marker = None
|
||
|
|
self.satisfied_by = pkg_resources.get_distribution(str(no_marker))
|
||
|
|
if self.editable and self.satisfied_by:
|
||
|
|
self.conflicts_with = self.satisfied_by
|
||
|
|
# when installing editables, nothing pre-existing should ever
|
||
|
|
# satisfy
|
||
|
|
self.satisfied_by = None
|
||
|
|
return True
|
||
|
|
except pkg_resources.DistributionNotFound:
|
||
|
|
return False
|
||
|
|
except pkg_resources.VersionConflict:
|
||
|
|
existing_dist = pkg_resources.get_distribution(
|
||
|
|
self.req.name
|
||
|
|
)
|
||
|
|
if use_user_site:
|
||
|
|
if dist_in_usersite(existing_dist):
|
||
|
|
self.conflicts_with = existing_dist
|
||
|
|
elif (running_under_virtualenv() and
|
||
|
|
dist_in_site_packages(existing_dist)):
|
||
|
|
raise InstallationError(
|
||
|
|
"Will not install to the user site because it will "
|
||
|
|
"lack sys.path precedence to %s in %s" %
|
||
|
|
(existing_dist.project_name, existing_dist.location)
|
||
|
|
)
|
||
|
|
else:
|
||
|
|
self.conflicts_with = existing_dist
|
||
|
|
return True
|
||
|
|
|
||
|
|
# Things valid for wheels
|
||
|
|
@property
|
||
|
|
def is_wheel(self):
|
||
|
|
# type: () -> bool
|
||
|
|
if not self.link:
|
||
|
|
return False
|
||
|
|
return self.link.is_wheel
|
||
|
|
|
||
|
|
def move_wheel_files(
|
||
|
|
self,
|
||
|
|
wheeldir, # type: str
|
||
|
|
root=None, # type: Optional[str]
|
||
|
|
home=None, # type: Optional[str]
|
||
|
|
prefix=None, # type: Optional[str]
|
||
|
|
warn_script_location=True, # type: bool
|
||
|
|
use_user_site=False, # type: bool
|
||
|
|
pycompile=True # type: bool
|
||
|
|
):
|
||
|
|
# type: (...) -> None
|
||
|
|
wheel.move_wheel_files(
|
||
|
|
self.name, self.req, wheeldir,
|
||
|
|
user=use_user_site,
|
||
|
|
home=home,
|
||
|
|
root=root,
|
||
|
|
prefix=prefix,
|
||
|
|
pycompile=pycompile,
|
||
|
|
isolated=self.isolated,
|
||
|
|
warn_script_location=warn_script_location,
|
||
|
|
)
|
||
|
|
|
||
|
|
# Things valid for sdists
|
||
|
|
@property
|
||
|
|
def setup_py_dir(self):
|
||
|
|
# type: () -> str
|
||
|
|
return os.path.join(
|
||
|
|
self.source_dir,
|
||
|
|
self.link and self.link.subdirectory_fragment or '')
|
||
|
|
|
||
|
|
@property
|
||
|
|
def setup_py_path(self):
|
||
|
|
# type: () -> str
|
||
|
|
assert self.source_dir, "No source dir for %s" % self
|
||
|
|
|
||
|
|
setup_py = os.path.join(self.setup_py_dir, 'setup.py')
|
||
|
|
|
||
|
|
# Python2 __file__ should not be unicode
|
||
|
|
if six.PY2 and isinstance(setup_py, six.text_type):
|
||
|
|
setup_py = setup_py.encode(sys.getfilesystemencoding())
|
||
|
|
|
||
|
|
return setup_py
|
||
|
|
|
||
|
|
@property
|
||
|
|
def pyproject_toml_path(self):
|
||
|
|
# type: () -> str
|
||
|
|
assert self.source_dir, "No source dir for %s" % self
|
||
|
|
|
||
|
|
return make_pyproject_path(self.setup_py_dir)
|
||
|
|
|
||
|
|
def load_pyproject_toml(self):
|
||
|
|
# type: () -> 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)
|
||
|
|
)
|
||
|
|
|
||
|
|
self.use_pep517 = (pyproject_toml_data is not None)
|
||
|
|
|
||
|
|
if not self.use_pep517:
|
||
|
|
return
|
||
|
|
|
||
|
|
requires, backend, check = pyproject_toml_data
|
||
|
|
self.requirements_to_check = check
|
||
|
|
self.pyproject_requires = requires
|
||
|
|
self.pep517_backend = Pep517HookCaller(self.setup_py_dir, backend)
|
||
|
|
|
||
|
|
# Use a custom function to call subprocesses
|
||
|
|
self.spin_message = ""
|
||
|
|
|
||
|
|
def runner(
|
||
|
|
cmd, # type: List[str]
|
||
|
|
cwd=None, # type: Optional[str]
|
||
|
|
extra_environ=None # type: Optional[Mapping[str, Any]]
|
||
|
|
):
|
||
|
|
# type: (...) -> None
|
||
|
|
with open_spinner(self.spin_message) as spinner:
|
||
|
|
call_subprocess(
|
||
|
|
cmd,
|
||
|
|
cwd=cwd,
|
||
|
|
extra_environ=extra_environ,
|
||
|
|
spinner=spinner
|
||
|
|
)
|
||
|
|
self.spin_message = ""
|
||
|
|
|
||
|
|
self.pep517_backend._subprocess_runner = runner
|
||
|
|
|
||
|
|
def prepare_metadata(self):
|
||
|
|
# type: () -> None
|
||
|
|
"""Ensure that project metadata is available.
|
||
|
|
|
||
|
|
Under PEP 517, call the backend hook to prepare the metadata.
|
||
|
|
Under legacy processing, call setup.py egg-info.
|
||
|
|
"""
|
||
|
|
assert self.source_dir
|
||
|
|
|
||
|
|
with indent_log():
|
||
|
|
if self.use_pep517:
|
||
|
|
self.prepare_pep517_metadata()
|
||
|
|
else:
|
||
|
|
self.run_egg_info()
|
||
|
|
|
||
|
|
if not self.req:
|
||
|
|
if isinstance(parse_version(self.metadata["Version"]), Version):
|
||
|
|
op = "=="
|
||
|
|
else:
|
||
|
|
op = "==="
|
||
|
|
self.req = Requirement(
|
||
|
|
"".join([
|
||
|
|
self.metadata["Name"],
|
||
|
|
op,
|
||
|
|
self.metadata["Version"],
|
||
|
|
])
|
||
|
|
)
|
||
|
|
self._correct_build_location()
|
||
|
|
else:
|
||
|
|
metadata_name = canonicalize_name(self.metadata["Name"])
|
||
|
|
if canonicalize_name(self.req.name) != metadata_name:
|
||
|
|
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 prepare_pep517_metadata(self):
|
||
|
|
# type: () -> None
|
||
|
|
assert self.pep517_backend is not None
|
||
|
|
|
||
|
|
metadata_dir = os.path.join(
|
||
|
|
self.setup_py_dir,
|
||
|
|
'pip-wheel-metadata'
|
||
|
|
)
|
||
|
|
ensure_dir(metadata_dir)
|
||
|
|
|
||
|
|
with self.build_env:
|
||
|
|
# Note that Pep517HookCaller implements a fallback for
|
||
|
|
# prepare_metadata_for_build_wheel, so we don't have to
|
||
|
|
# consider the possibility that this hook doesn't exist.
|
||
|
|
backend = self.pep517_backend
|
||
|
|
self.spin_message = "Preparing wheel metadata"
|
||
|
|
distinfo_dir = backend.prepare_metadata_for_build_wheel(
|
||
|
|
metadata_dir
|
||
|
|
)
|
||
|
|
|
||
|
|
self.metadata_directory = os.path.join(metadata_dir, distinfo_dir)
|
||
|
|
|
||
|
|
def run_egg_info(self):
|
||
|
|
# type: () -> None
|
||
|
|
if self.name:
|
||
|
|
logger.debug(
|
||
|
|
'Running setup.py (path:%s) egg_info for package %s',
|
||
|
|
self.setup_py_path, self.name,
|
||
|
|
)
|
||
|
|
else:
|
||
|
|
logger.debug(
|
||
|
|
'Running setup.py (path:%s) egg_info for package from %s',
|
||
|
|
self.setup_py_path, self.link,
|
||
|
|
)
|
||
|
|
base_cmd = make_setuptools_shim_args(self.setup_py_path)
|
||
|
|
if self.isolated:
|
||
|
|
base_cmd += ["--no-user-cfg"]
|
||
|
|
egg_info_cmd = base_cmd + ['egg_info']
|
||
|
|
# We can't put the .egg-info files at the root, because then the
|
||
|
|
# source code will be mistaken for an installed egg, causing
|
||
|
|
# problems
|
||
|
|
if self.editable:
|
||
|
|
egg_base_option = [] # type: List[str]
|
||
|
|
else:
|
||
|
|
egg_info_dir = os.path.join(self.setup_py_dir, 'pip-egg-info')
|
||
|
|
ensure_dir(egg_info_dir)
|
||
|
|
egg_base_option = ['--egg-base', 'pip-egg-info']
|
||
|
|
with self.build_env:
|
||
|
|
call_subprocess(
|
||
|
|
egg_info_cmd + egg_base_option,
|
||
|
|
cwd=self.setup_py_dir,
|
||
|
|
command_desc='python setup.py egg_info')
|
||
|
|
|
||
|
|
@property
|
||
|
|
def egg_info_path(self):
|
||
|
|
# type: () -> str
|
||
|
|
if self._egg_info_path is None:
|
||
|
|
if self.editable:
|
||
|
|
base = self.source_dir
|
||
|
|
else:
|
||
|
|
base = os.path.join(self.setup_py_dir, 'pip-egg-info')
|
||
|
|
filenames = os.listdir(base)
|
||
|
|
if self.editable:
|
||
|
|
filenames = []
|
||
|
|
for root, dirs, files in os.walk(base):
|
||
|
|
for dir in vcs.dirnames:
|
||
|
|
if dir in dirs:
|
||
|
|
dirs.remove(dir)
|
||
|
|
# Iterate over a copy of ``dirs``, since mutating
|
||
|
|
# a list while iterating over it can cause trouble.
|
||
|
|
# (See https://github.com/pypa/pip/pull/462.)
|
||
|
|
for dir in list(dirs):
|
||
|
|
# Don't search in anything that looks like a virtualenv
|
||
|
|
# environment
|
||
|
|
if (
|
||
|
|
os.path.lexists(
|
||
|
|
os.path.join(root, dir, 'bin', 'python')
|
||
|
|
) or
|
||
|
|
os.path.exists(
|
||
|
|
os.path.join(
|
||
|
|
root, dir, 'Scripts', 'Python.exe'
|
||
|
|
)
|
||
|
|
)):
|
||
|
|
dirs.remove(dir)
|
||
|
|
# Also don't search through tests
|
||
|
|
elif dir == 'test' or dir == 'tests':
|
||
|
|
dirs.remove(dir)
|
||
|
|
filenames.extend([os.path.join(root, dir)
|
||
|
|
for dir in dirs])
|
||
|
|
filenames = [f for f in filenames if f.endswith('.egg-info')]
|
||
|
|
|
||
|
|
if not filenames:
|
||
|
|
raise InstallationError(
|
||
|
|
"Files/directories not found in %s" % base
|
||
|
|
)
|
||
|
|
# if we have more than one match, we pick the toplevel one. This
|
||
|
|
# can easily be the case if there is a dist folder which contains
|
||
|
|
# an extracted tarball for testing purposes.
|
||
|
|
if len(filenames) > 1:
|
||
|
|
filenames.sort(
|
||
|
|
key=lambda x: x.count(os.path.sep) +
|
||
|
|
(os.path.altsep and x.count(os.path.altsep) or 0)
|
||
|
|
)
|
||
|
|
self._egg_info_path = os.path.join(base, filenames[0])
|
||
|
|
return self._egg_info_path
|
||
|
|
|
||
|
|
@property
|
||
|
|
def metadata(self):
|
||
|
|
# type: () -> Any
|
||
|
|
if not hasattr(self, '_metadata'):
|
||
|
|
self._metadata = get_metadata(self.get_dist())
|
||
|
|
|
||
|
|
return self._metadata
|
||
|
|
|
||
|
|
def get_dist(self):
|
||
|
|
# type: () -> Distribution
|
||
|
|
"""Return a pkg_resources.Distribution for this requirement"""
|
||
|
|
if self.metadata_directory:
|
||
|
|
dist_dir = self.metadata_directory
|
||
|
|
dist_cls = pkg_resources.DistInfoDistribution
|
||
|
|
else:
|
||
|
|
dist_dir = self.egg_info_path.rstrip(os.path.sep)
|
||
|
|
# https://github.com/python/mypy/issues/1174
|
||
|
|
dist_cls = pkg_resources.Distribution # type: ignore
|
||
|
|
|
||
|
|
# dist_dir_name can be of the form "<project>.dist-info" or
|
||
|
|
# e.g. "<project>.egg-info".
|
||
|
|
base_dir, dist_dir_name = os.path.split(dist_dir)
|
||
|
|
dist_name = os.path.splitext(dist_dir_name)[0]
|
||
|
|
metadata = pkg_resources.PathMetadata(base_dir, dist_dir)
|
||
|
|
|
||
|
|
return dist_cls(
|
||
|
|
base_dir,
|
||
|
|
project_name=dist_name,
|
||
|
|
metadata=metadata,
|
||
|
|
)
|
||
|
|
|
||
|
|
def assert_source_matches_version(self):
|
||
|
|
# type: () -> 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):
|
||
|
|
# type: (str) -> str
|
||
|
|
"""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.build_location(parent_dir)
|
||
|
|
return self.source_dir
|
||
|
|
|
||
|
|
# For editable installations
|
||
|
|
def install_editable(
|
||
|
|
self,
|
||
|
|
install_options, # type: List[str]
|
||
|
|
global_options=(), # type: Sequence[str]
|
||
|
|
prefix=None # type: Optional[str]
|
||
|
|
):
|
||
|
|
# type: (...) -> None
|
||
|
|
logger.info('Running setup.py develop for %s', self.name)
|
||
|
|
|
||
|
|
if self.isolated:
|
||
|
|
global_options = list(global_options) + ["--no-user-cfg"]
|
||
|
|
|
||
|
|
if prefix:
|
||
|
|
prefix_param = ['--prefix={}'.format(prefix)]
|
||
|
|
install_options = list(install_options) + prefix_param
|
||
|
|
|
||
|
|
with indent_log():
|
||
|
|
# FIXME: should we do --install-headers here too?
|
||
|
|
with self.build_env:
|
||
|
|
call_subprocess(
|
||
|
|
make_setuptools_shim_args(self.setup_py_path) +
|
||
|
|
list(global_options) +
|
||
|
|
['develop', '--no-deps'] +
|
||
|
|
list(install_options),
|
||
|
|
|
||
|
|
cwd=self.setup_py_dir,
|
||
|
|
)
|
||
|
|
|
||
|
|
self.install_succeeded = True
|
||
|
|
|
||
|
|
def update_editable(self, obtain=True):
|
||
|
|
# type: (bool) -> 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
|
||
|
|
assert '+' in self.link.url, "bad url: %r" % self.link.url
|
||
|
|
if not self.update:
|
||
|
|
return
|
||
|
|
vc_type, url = self.link.url.split('+', 1)
|
||
|
|
vcs_backend = vcs.get_backend(vc_type)
|
||
|
|
if vcs_backend:
|
||
|
|
url = self.link.url
|
||
|
|
if obtain:
|
||
|
|
vcs_backend.obtain(self.source_dir, url=url)
|
||
|
|
else:
|
||
|
|
vcs_backend.export(self.source_dir, url=url)
|
||
|
|
else:
|
||
|
|
assert 0, (
|
||
|
|
'Unexpected version control type (in %s): %s'
|
||
|
|
% (self.link, vc_type))
|
||
|
|
|
||
|
|
# Top-level Actions
|
||
|
|
def uninstall(self, auto_confirm=False, verbose=False,
|
||
|
|
use_user_site=False):
|
||
|
|
# type: (bool, bool, bool) -> 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.
|
||
|
|
|
||
|
|
"""
|
||
|
|
if not self.check_if_exists(use_user_site):
|
||
|
|
logger.warning("Skipping %s as it is not installed.", self.name)
|
||
|
|
return None
|
||
|
|
dist = self.satisfied_by or self.conflicts_with
|
||
|
|
|
||
|
|
uninstalled_pathset = UninstallPathSet.from_dist(dist)
|
||
|
|
uninstalled_pathset.remove(auto_confirm, verbose)
|
||
|
|
return uninstalled_pathset
|
||
|
|
|
||
|
|
def _clean_zip_name(self, name, prefix): # only used by archive.
|
||
|
|
# type: (str, str) -> str
|
||
|
|
assert name.startswith(prefix + os.path.sep), (
|
||
|
|
"name %r doesn't start with prefix %r" % (name, prefix)
|
||
|
|
)
|
||
|
|
name = name[len(prefix) + 1:]
|
||
|
|
name = name.replace(os.path.sep, '/')
|
||
|
|
return name
|
||
|
|
|
||
|
|
def _get_archive_name(self, path, parentdir, rootdir):
|
||
|
|
# type: (str, str, str) -> str
|
||
|
|
path = os.path.join(parentdir, path)
|
||
|
|
name = self._clean_zip_name(path, rootdir)
|
||
|
|
return self.name + '/' + name
|
||
|
|
|
||
|
|
# TODO: Investigate if this should be kept in InstallRequirement
|
||
|
|
# Seems to be used only when VCS + downloads
|
||
|
|
def archive(self, build_dir):
|
||
|
|
# type: (str) -> None
|
||
|
|
assert self.source_dir
|
||
|
|
create_archive = True
|
||
|
|
archive_name = '%s-%s.zip' % (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 %s exists. (i)gnore, (w)ipe, (b)ackup, (a)bort ' %
|
||
|
|
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 create_archive:
|
||
|
|
zip = zipfile.ZipFile(
|
||
|
|
archive_path, 'w', zipfile.ZIP_DEFLATED,
|
||
|
|
allowZip64=True
|
||
|
|
)
|
||
|
|
dir = os.path.normcase(os.path.abspath(self.setup_py_dir))
|
||
|
|
for dirpath, dirnames, filenames in os.walk(dir):
|
||
|
|
if 'pip-egg-info' in dirnames:
|
||
|
|
dirnames.remove('pip-egg-info')
|
||
|
|
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.writestr(zipdir, '')
|
||
|
|
for filename in filenames:
|
||
|
|
if filename == PIP_DELETE_MARKER_FILENAME:
|
||
|
|
continue
|
||
|
|
file_arcname = self._get_archive_name(filename,
|
||
|
|
parentdir=dirpath,
|
||
|
|
rootdir=dir)
|
||
|
|
filename = os.path.join(dirpath, filename)
|
||
|
|
zip.write(filename, file_arcname)
|
||
|
|
zip.close()
|
||
|
|
logger.info('Saved %s', display_path(archive_path))
|
||
|
|
|
||
|
|
def install(
|
||
|
|
self,
|
||
|
|
install_options, # type: List[str]
|
||
|
|
global_options=None, # type: Optional[Sequence[str]]
|
||
|
|
root=None, # type: Optional[str]
|
||
|
|
home=None, # type: Optional[str]
|
||
|
|
prefix=None, # type: Optional[str]
|
||
|
|
warn_script_location=True, # type: bool
|
||
|
|
use_user_site=False, # type: bool
|
||
|
|
pycompile=True # type: bool
|
||
|
|
):
|
||
|
|
# type: (...) -> None
|
||
|
|
global_options = global_options if global_options is not None else []
|
||
|
|
if self.editable:
|
||
|
|
self.install_editable(
|
||
|
|
install_options, global_options, prefix=prefix,
|
||
|
|
)
|
||
|
|
return
|
||
|
|
if self.is_wheel:
|
||
|
|
version = wheel.wheel_version(self.source_dir)
|
||
|
|
wheel.check_compatibility(version, self.name)
|
||
|
|
|
||
|
|
self.move_wheel_files(
|
||
|
|
self.source_dir, root=root, prefix=prefix, home=home,
|
||
|
|
warn_script_location=warn_script_location,
|
||
|
|
use_user_site=use_user_site, pycompile=pycompile,
|
||
|
|
)
|
||
|
|
self.install_succeeded = True
|
||
|
|
return
|
||
|
|
|
||
|
|
# 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.options.get('global_options', [])
|
||
|
|
install_options = list(install_options) + \
|
||
|
|
self.options.get('install_options', [])
|
||
|
|
|
||
|
|
if self.isolated:
|
||
|
|
# https://github.com/python/mypy/issues/1174
|
||
|
|
global_options = global_options + ["--no-user-cfg"] # type: ignore
|
||
|
|
|
||
|
|
with TempDirectory(kind="record") as temp_dir:
|
||
|
|
record_filename = os.path.join(temp_dir.path, 'install-record.txt')
|
||
|
|
install_args = self.get_install_args(
|
||
|
|
global_options, record_filename, root, prefix, pycompile,
|
||
|
|
)
|
||
|
|
msg = 'Running setup.py install for %s' % (self.name,)
|
||
|
|
with open_spinner(msg) as spinner:
|
||
|
|
with indent_log():
|
||
|
|
with self.build_env:
|
||
|
|
call_subprocess(
|
||
|
|
install_args + install_options,
|
||
|
|
cwd=self.setup_py_dir,
|
||
|
|
spinner=spinner,
|
||
|
|
)
|
||
|
|
|
||
|
|
if not os.path.exists(record_filename):
|
||
|
|
logger.debug('Record file %s not found', record_filename)
|
||
|
|
return
|
||
|
|
self.install_succeeded = True
|
||
|
|
|
||
|
|
def prepend_root(path):
|
||
|
|
# type: (str) -> str
|
||
|
|
if root is None or not os.path.isabs(path):
|
||
|
|
return path
|
||
|
|
else:
|
||
|
|
return change_root(root, path)
|
||
|
|
|
||
|
|
with open(record_filename) as f:
|
||
|
|
for line in f:
|
||
|
|
directory = os.path.dirname(line)
|
||
|
|
if directory.endswith('.egg-info'):
|
||
|
|
egg_info_dir = prepend_root(directory)
|
||
|
|
break
|
||
|
|
else:
|
||
|
|
logger.warning(
|
||
|
|
'Could not find .egg-info directory in install record'
|
||
|
|
' for %s',
|
||
|
|
self,
|
||
|
|
)
|
||
|
|
# FIXME: put the record somewhere
|
||
|
|
# FIXME: should this be an error?
|
||
|
|
return
|
||
|
|
new_lines = []
|
||
|
|
with open(record_filename) as f:
|
||
|
|
for line in f:
|
||
|
|
filename = line.strip()
|
||
|
|
if os.path.isdir(filename):
|
||
|
|
filename += os.path.sep
|
||
|
|
new_lines.append(
|
||
|
|
os.path.relpath(prepend_root(filename), egg_info_dir)
|
||
|
|
)
|
||
|
|
new_lines.sort()
|
||
|
|
ensure_dir(egg_info_dir)
|
||
|
|
inst_files_path = os.path.join(egg_info_dir, 'installed-files.txt')
|
||
|
|
with open(inst_files_path, 'w') as f:
|
||
|
|
f.write('\n'.join(new_lines) + '\n')
|
||
|
|
|
||
|
|
def get_install_args(
|
||
|
|
self,
|
||
|
|
global_options, # type: Sequence[str]
|
||
|
|
record_filename, # type: str
|
||
|
|
root, # type: Optional[str]
|
||
|
|
prefix, # type: Optional[str]
|
||
|
|
pycompile # type: bool
|
||
|
|
):
|
||
|
|
# type: (...) -> List[str]
|
||
|
|
install_args = make_setuptools_shim_args(self.setup_py_path,
|
||
|
|
unbuffered_output=True)
|
||
|
|
install_args += list(global_options) + \
|
||
|
|
['install', '--record', record_filename]
|
||
|
|
install_args += ['--single-version-externally-managed']
|
||
|
|
|
||
|
|
if root is not None:
|
||
|
|
install_args += ['--root', root]
|
||
|
|
if prefix is not None:
|
||
|
|
install_args += ['--prefix', prefix]
|
||
|
|
|
||
|
|
if pycompile:
|
||
|
|
install_args += ["--compile"]
|
||
|
|
else:
|
||
|
|
install_args += ["--no-compile"]
|
||
|
|
|
||
|
|
if running_under_virtualenv():
|
||
|
|
py_ver_str = 'python' + sysconfig.get_python_version()
|
||
|
|
install_args += ['--install-headers',
|
||
|
|
os.path.join(sys.prefix, 'include', 'site',
|
||
|
|
py_ver_str, self.name)]
|
||
|
|
|
||
|
|
return install_args
|