Eliminado venv y www del repositorio, agrege un requirements igual
This commit is contained in:
@@ -1,40 +1,319 @@
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"""Prepares a distribution for installation
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"""
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import logging
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import os
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# The following comment should be removed at some point in the future.
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# mypy: strict-optional=False
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from pip._vendor import requests
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import logging
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import mimetypes
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import os
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import shutil
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from pip._vendor.six import PY2
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from pip._internal.distributions import (
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make_distribution_for_install_requirement,
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)
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from pip._internal.distributions.installed import InstalledDistribution
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from pip._internal.download import (
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is_dir_url, is_file_url, is_vcs_url, unpack_url, url_to_path,
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)
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from pip._internal.exceptions import (
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DirectoryUrlHashUnsupported, HashUnpinned, InstallationError,
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PreviousBuildDirError, VcsHashUnsupported,
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DirectoryUrlHashUnsupported,
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HashMismatch,
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HashUnpinned,
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InstallationError,
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NetworkConnectionError,
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PreviousBuildDirError,
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VcsHashUnsupported,
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)
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from pip._internal.utils.compat import expanduser
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from pip._internal.utils.filesystem import copy2_fixed
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from pip._internal.utils.hashes import MissingHashes
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from pip._internal.utils.logging import indent_log
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from pip._internal.utils.misc import display_path, normalize_path
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from pip._internal.utils.misc import (
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display_path,
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hide_url,
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path_to_display,
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rmtree,
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)
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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.unpacking import unpack_file
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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 Optional
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from typing import (
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Callable, List, Optional, Tuple,
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)
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from mypy_extensions import TypedDict
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from pip._internal.distributions import AbstractDistribution
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from pip._internal.download import PipSession
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from pip._internal.index import PackageFinder
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from pip._internal.index.package_finder import PackageFinder
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from pip._internal.models.link import Link
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from pip._internal.network.download import Downloader
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from pip._internal.req.req_install import InstallRequirement
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from pip._internal.req.req_tracker import RequirementTracker
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from pip._internal.utils.hashes import Hashes
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if PY2:
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CopytreeKwargs = TypedDict(
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'CopytreeKwargs',
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{
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'ignore': Callable[[str, List[str]], List[str]],
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'symlinks': bool,
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},
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total=False,
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)
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else:
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CopytreeKwargs = TypedDict(
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'CopytreeKwargs',
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{
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'copy_function': Callable[[str, str], None],
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'ignore': Callable[[str, List[str]], List[str]],
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'ignore_dangling_symlinks': bool,
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'symlinks': bool,
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},
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total=False,
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)
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logger = logging.getLogger(__name__)
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def _get_prepared_distribution(
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req, # type: InstallRequirement
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req_tracker, # type: RequirementTracker
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finder, # type: PackageFinder
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build_isolation # type: bool
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):
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# type: (...) -> AbstractDistribution
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"""Prepare a distribution for installation.
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"""
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abstract_dist = make_distribution_for_install_requirement(req)
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with req_tracker.track(req):
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abstract_dist.prepare_distribution_metadata(finder, build_isolation)
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return abstract_dist
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def unpack_vcs_link(link, location):
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# type: (Link, str) -> None
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vcs_backend = vcs.get_backend_for_scheme(link.scheme)
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assert vcs_backend is not None
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vcs_backend.unpack(location, url=hide_url(link.url))
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class File(object):
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def __init__(self, path, content_type):
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# type: (str, str) -> None
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self.path = path
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self.content_type = content_type
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def get_http_url(
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link, # type: Link
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downloader, # type: Downloader
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download_dir=None, # type: Optional[str]
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hashes=None, # type: Optional[Hashes]
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):
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# type: (...) -> File
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temp_dir = TempDirectory(kind="unpack", globally_managed=True)
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# If a download dir is specified, is the file already downloaded there?
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already_downloaded_path = None
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if download_dir:
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already_downloaded_path = _check_download_dir(
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link, download_dir, hashes
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)
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if already_downloaded_path:
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from_path = already_downloaded_path
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content_type = mimetypes.guess_type(from_path)[0]
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else:
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# let's download to a tmp dir
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from_path, content_type = _download_http_url(
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link, downloader, temp_dir.path, hashes
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)
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return File(from_path, content_type)
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def _copy2_ignoring_special_files(src, dest):
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# type: (str, str) -> None
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"""Copying special files is not supported, but as a convenience to users
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we skip errors copying them. This supports tools that may create e.g.
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socket files in the project source directory.
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"""
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try:
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copy2_fixed(src, dest)
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except shutil.SpecialFileError as e:
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# SpecialFileError may be raised due to either the source or
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# destination. If the destination was the cause then we would actually
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# care, but since the destination directory is deleted prior to
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# copy we ignore all of them assuming it is caused by the source.
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logger.warning(
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"Ignoring special file error '%s' encountered copying %s to %s.",
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str(e),
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path_to_display(src),
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path_to_display(dest),
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)
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def _copy_source_tree(source, target):
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# type: (str, str) -> None
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target_abspath = os.path.abspath(target)
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target_basename = os.path.basename(target_abspath)
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target_dirname = os.path.dirname(target_abspath)
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def ignore(d, names):
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# type: (str, List[str]) -> List[str]
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skipped = [] # type: List[str]
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if d == source:
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# Pulling in those directories can potentially be very slow,
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# exclude the following directories if they appear in the top
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# level dir (and only it).
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# See discussion at https://github.com/pypa/pip/pull/6770
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skipped += ['.tox', '.nox']
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if os.path.abspath(d) == target_dirname:
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# Prevent an infinite recursion if the target is in source.
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# This can happen when TMPDIR is set to ${PWD}/...
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# and we copy PWD to TMPDIR.
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skipped += [target_basename]
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return skipped
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kwargs = dict(ignore=ignore, symlinks=True) # type: CopytreeKwargs
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if not PY2:
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# Python 2 does not support copy_function, so we only ignore
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# errors on special file copy in Python 3.
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kwargs['copy_function'] = _copy2_ignoring_special_files
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shutil.copytree(source, target, **kwargs)
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def get_file_url(
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link, # type: Link
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download_dir=None, # type: Optional[str]
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hashes=None # type: Optional[Hashes]
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):
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# type: (...) -> File
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"""Get file and optionally check its hash.
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"""
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# If a download dir is specified, is the file already there and valid?
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already_downloaded_path = None
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if download_dir:
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already_downloaded_path = _check_download_dir(
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link, download_dir, hashes
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)
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if already_downloaded_path:
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from_path = already_downloaded_path
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else:
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from_path = link.file_path
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# If --require-hashes is off, `hashes` is either empty, the
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# link's embedded hash, or MissingHashes; it is required to
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# match. If --require-hashes is on, we are satisfied by any
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# hash in `hashes` matching: a URL-based or an option-based
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# one; no internet-sourced hash will be in `hashes`.
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if hashes:
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hashes.check_against_path(from_path)
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content_type = mimetypes.guess_type(from_path)[0]
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return File(from_path, content_type)
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def unpack_url(
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link, # type: Link
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location, # type: str
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downloader, # type: Downloader
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download_dir=None, # type: Optional[str]
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hashes=None, # type: Optional[Hashes]
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):
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# type: (...) -> Optional[File]
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"""Unpack link into location, downloading if required.
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:param hashes: A Hashes object, one of whose embedded hashes must match,
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or HashMismatch will be raised. If the Hashes is empty, no matches are
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required, and unhashable types of requirements (like VCS ones, which
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would ordinarily raise HashUnsupported) are allowed.
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"""
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# non-editable vcs urls
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if link.is_vcs:
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unpack_vcs_link(link, location)
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return None
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# If it's a url to a local directory
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if link.is_existing_dir():
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if os.path.isdir(location):
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rmtree(location)
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_copy_source_tree(link.file_path, location)
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return None
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# file urls
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if link.is_file:
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file = get_file_url(link, download_dir, hashes=hashes)
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# http urls
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else:
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file = get_http_url(
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link,
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downloader,
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download_dir,
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hashes=hashes,
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)
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# unpack the archive to the build dir location. even when only downloading
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# archives, they have to be unpacked to parse dependencies, except wheels
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if not link.is_wheel:
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unpack_file(file.path, location, file.content_type)
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return file
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def _download_http_url(
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link, # type: Link
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downloader, # type: Downloader
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temp_dir, # type: str
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hashes, # type: Optional[Hashes]
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):
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# type: (...) -> Tuple[str, str]
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"""Download link url into temp_dir using provided session"""
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download = downloader(link)
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file_path = os.path.join(temp_dir, download.filename)
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with open(file_path, 'wb') as content_file:
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for chunk in download.chunks:
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content_file.write(chunk)
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if hashes:
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hashes.check_against_path(file_path)
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return file_path, download.response.headers.get('content-type', '')
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def _check_download_dir(link, download_dir, hashes):
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# type: (Link, str, Optional[Hashes]) -> Optional[str]
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""" Check download_dir for previously downloaded file with correct hash
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If a correct file is found return its path else None
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"""
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download_path = os.path.join(download_dir, link.filename)
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if not os.path.exists(download_path):
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return None
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# If already downloaded, does its hash match?
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logger.info('File was already downloaded %s', download_path)
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if hashes:
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try:
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hashes.check_against_path(download_path)
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except HashMismatch:
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logger.warning(
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'Previously-downloaded file %s has bad hash. '
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'Re-downloading.',
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download_path
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)
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os.unlink(download_path)
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return None
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return download_path
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class RequirementPreparer(object):
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"""Prepares a Requirement
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"""
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@@ -45,9 +324,12 @@ class RequirementPreparer(object):
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download_dir, # type: Optional[str]
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src_dir, # type: str
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wheel_download_dir, # type: Optional[str]
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progress_bar, # type: str
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build_isolation, # type: bool
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req_tracker # type: RequirementTracker
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req_tracker, # type: RequirementTracker
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downloader, # type: Downloader
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finder, # type: PackageFinder
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require_hashes, # type: bool
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use_user_site, # type: bool
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):
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# type: (...) -> None
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super(RequirementPreparer, self).__init__()
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@@ -55,16 +337,16 @@ class RequirementPreparer(object):
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self.src_dir = src_dir
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self.build_dir = build_dir
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self.req_tracker = req_tracker
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self.downloader = downloader
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self.finder = finder
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# Where still packed archives should be written to. If None, they are
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# Where still-packed archives should be written to. If None, they are
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# not saved, and are deleted immediately after unpacking.
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self.download_dir = download_dir
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# Where still-packed .whl files should be written to. If None, they are
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# written to the download_dir parameter. Separate to download_dir to
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# permit only keeping wheel archives for pip wheel.
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if wheel_download_dir:
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wheel_download_dir = normalize_path(wheel_download_dir)
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self.wheel_download_dir = wheel_download_dir
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# NOTE
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@@ -72,160 +354,156 @@ class RequirementPreparer(object):
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# be combined if we're willing to have non-wheel archives present in
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# the wheelhouse output by 'pip wheel'.
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self.progress_bar = progress_bar
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|
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# Is build isolation allowed?
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self.build_isolation = build_isolation
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|
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# Should hash-checking be required?
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self.require_hashes = require_hashes
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# Should install in user site-packages?
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self.use_user_site = use_user_site
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|
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@property
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def _download_should_save(self):
|
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# type: () -> bool
|
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# TODO: Modify to reduce indentation needed
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if self.download_dir:
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self.download_dir = expanduser(self.download_dir)
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if os.path.exists(self.download_dir):
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return True
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else:
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logger.critical('Could not find download directory')
|
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raise InstallationError(
|
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"Could not find or access download directory '%s'"
|
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% display_path(self.download_dir))
|
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return False
|
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if not self.download_dir:
|
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return False
|
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|
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def prepare_linked_requirement(
|
||||
self,
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||||
req, # type: InstallRequirement
|
||||
session, # type: PipSession
|
||||
finder, # type: PackageFinder
|
||||
upgrade_allowed, # type: bool
|
||||
require_hashes # type: bool
|
||||
):
|
||||
# type: (...) -> AbstractDistribution
|
||||
"""Prepare a requirement that would be obtained from req.link
|
||||
"""
|
||||
# TODO: Breakup into smaller functions
|
||||
if req.link and req.link.scheme == 'file':
|
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path = url_to_path(req.link.url)
|
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if os.path.exists(self.download_dir):
|
||||
return True
|
||||
|
||||
logger.critical('Could not find download directory')
|
||||
raise InstallationError(
|
||||
"Could not find or access download directory '{}'"
|
||||
.format(self.download_dir))
|
||||
|
||||
def _log_preparing_link(self, req):
|
||||
# type: (InstallRequirement) -> None
|
||||
"""Log the way the link prepared."""
|
||||
if req.link.is_file:
|
||||
path = req.link.file_path
|
||||
logger.info('Processing %s', display_path(path))
|
||||
else:
|
||||
logger.info('Collecting %s', req)
|
||||
logger.info('Collecting %s', req.req or req)
|
||||
|
||||
def _ensure_link_req_src_dir(self, req, download_dir, parallel_builds):
|
||||
# type: (InstallRequirement, Optional[str], bool) -> None
|
||||
"""Ensure source_dir of a linked InstallRequirement."""
|
||||
# Since source_dir is only set for editable requirements.
|
||||
if req.link.is_wheel:
|
||||
# We don't need to unpack wheels, so no need for a source
|
||||
# directory.
|
||||
return
|
||||
assert req.source_dir is None
|
||||
# We always delete unpacked sdists after pip runs.
|
||||
req.ensure_has_source_dir(
|
||||
self.build_dir,
|
||||
autodelete=True,
|
||||
parallel_builds=parallel_builds,
|
||||
)
|
||||
|
||||
# If a checkout exists, it's unwise to keep going. version
|
||||
# inconsistencies are logged later, but do not fail the
|
||||
# installation.
|
||||
# FIXME: this won't upgrade when there's an existing
|
||||
# package unpacked in `req.source_dir`
|
||||
if os.path.exists(os.path.join(req.source_dir, 'setup.py')):
|
||||
raise PreviousBuildDirError(
|
||||
"pip can't proceed with requirements '{}' due to a"
|
||||
"pre-existing build directory ({}). This is likely "
|
||||
"due to a previous installation that failed . pip is "
|
||||
"being responsible and not assuming it can delete this. "
|
||||
"Please delete it and try again.".format(req, req.source_dir)
|
||||
)
|
||||
|
||||
def _get_linked_req_hashes(self, req):
|
||||
# type: (InstallRequirement) -> Hashes
|
||||
# By the time this is called, the requirement's link should have
|
||||
# been checked so we can tell what kind of requirements req is
|
||||
# and raise some more informative errors than otherwise.
|
||||
# (For example, we can raise VcsHashUnsupported for a VCS URL
|
||||
# rather than HashMissing.)
|
||||
if not self.require_hashes:
|
||||
return req.hashes(trust_internet=True)
|
||||
|
||||
# We could check these first 2 conditions inside unpack_url
|
||||
# and save repetition of conditions, but then we would
|
||||
# report less-useful error messages for unhashable
|
||||
# requirements, complaining that there's no hash provided.
|
||||
if req.link.is_vcs:
|
||||
raise VcsHashUnsupported()
|
||||
if req.link.is_existing_dir():
|
||||
raise DirectoryUrlHashUnsupported()
|
||||
|
||||
# Unpinned packages are asking for trouble when a new version
|
||||
# is uploaded. This isn't a security check, but it saves users
|
||||
# a surprising hash mismatch in the future.
|
||||
# file:/// URLs aren't pinnable, so don't complain about them
|
||||
# not being pinned.
|
||||
if req.original_link is None and not req.is_pinned:
|
||||
raise HashUnpinned()
|
||||
|
||||
# If known-good hashes are missing for this requirement,
|
||||
# shim it with a facade object that will provoke hash
|
||||
# computation and then raise a HashMissing exception
|
||||
# showing the user what the hash should be.
|
||||
return req.hashes(trust_internet=False) or MissingHashes()
|
||||
|
||||
def prepare_linked_requirement(self, req, parallel_builds=False):
|
||||
# type: (InstallRequirement, bool) -> AbstractDistribution
|
||||
"""Prepare a requirement to be obtained from req.link."""
|
||||
assert req.link
|
||||
link = req.link
|
||||
self._log_preparing_link(req)
|
||||
if link.is_wheel and self.wheel_download_dir:
|
||||
# Download wheels to a dedicated dir when doing `pip wheel`.
|
||||
download_dir = self.wheel_download_dir
|
||||
else:
|
||||
download_dir = self.download_dir
|
||||
|
||||
with indent_log():
|
||||
# @@ if filesystem packages are not marked
|
||||
# editable in a req, a non deterministic error
|
||||
# occurs when the script attempts to unpack the
|
||||
# build directory
|
||||
req.ensure_has_source_dir(self.build_dir)
|
||||
# If a checkout exists, it's unwise to keep going. version
|
||||
# inconsistencies are logged later, but do not fail the
|
||||
# installation.
|
||||
# FIXME: this won't upgrade when there's an existing
|
||||
# package unpacked in `req.source_dir`
|
||||
# package unpacked in `req.source_dir`
|
||||
if os.path.exists(os.path.join(req.source_dir, 'setup.py')):
|
||||
raise PreviousBuildDirError(
|
||||
"pip can't proceed with requirements '%s' due to a"
|
||||
" pre-existing build directory (%s). This is "
|
||||
"likely due to a previous installation that failed"
|
||||
". pip is being responsible and not assuming it "
|
||||
"can delete this. Please delete it and try again."
|
||||
% (req, req.source_dir)
|
||||
)
|
||||
req.populate_link(finder, upgrade_allowed, require_hashes)
|
||||
|
||||
# We can't hit this spot and have populate_link return None.
|
||||
# req.satisfied_by is None here (because we're
|
||||
# guarded) and upgrade has no impact except when satisfied_by
|
||||
# is not None.
|
||||
# Then inside find_requirement existing_applicable -> False
|
||||
# If no new versions are found, DistributionNotFound is raised,
|
||||
# otherwise a result is guaranteed.
|
||||
assert req.link
|
||||
link = req.link
|
||||
|
||||
# Now that we have the real link, we can tell what kind of
|
||||
# requirements we have and raise some more informative errors
|
||||
# than otherwise. (For example, we can raise VcsHashUnsupported
|
||||
# for a VCS URL rather than HashMissing.)
|
||||
if require_hashes:
|
||||
# We could check these first 2 conditions inside
|
||||
# unpack_url and save repetition of conditions, but then
|
||||
# we would report less-useful error messages for
|
||||
# unhashable requirements, complaining that there's no
|
||||
# hash provided.
|
||||
if is_vcs_url(link):
|
||||
raise VcsHashUnsupported()
|
||||
elif is_file_url(link) and is_dir_url(link):
|
||||
raise DirectoryUrlHashUnsupported()
|
||||
if not req.original_link and not req.is_pinned:
|
||||
# Unpinned packages are asking for trouble when a new
|
||||
# version is uploaded. This isn't a security check, but
|
||||
# it saves users a surprising hash mismatch in the
|
||||
# future.
|
||||
#
|
||||
# file:/// URLs aren't pinnable, so don't complain
|
||||
# about them not being pinned.
|
||||
raise HashUnpinned()
|
||||
|
||||
hashes = req.hashes(trust_internet=not require_hashes)
|
||||
if require_hashes and not hashes:
|
||||
# Known-good hashes are missing for this requirement, so
|
||||
# shim it with a facade object that will provoke hash
|
||||
# computation and then raise a HashMissing exception
|
||||
# showing the user what the hash should be.
|
||||
hashes = MissingHashes()
|
||||
|
||||
self._ensure_link_req_src_dir(req, download_dir, parallel_builds)
|
||||
try:
|
||||
download_dir = self.download_dir
|
||||
# We always delete unpacked sdists after pip ran.
|
||||
autodelete_unpacked = True
|
||||
if req.link.is_wheel and self.wheel_download_dir:
|
||||
# when doing 'pip wheel` we download wheels to a
|
||||
# dedicated dir.
|
||||
download_dir = self.wheel_download_dir
|
||||
if req.link.is_wheel:
|
||||
if download_dir:
|
||||
# When downloading, we only unpack wheels to get
|
||||
# metadata.
|
||||
autodelete_unpacked = True
|
||||
else:
|
||||
# When installing a wheel, we use the unpacked
|
||||
# wheel.
|
||||
autodelete_unpacked = False
|
||||
unpack_url(
|
||||
req.link, req.source_dir,
|
||||
download_dir, autodelete_unpacked,
|
||||
session=session, hashes=hashes,
|
||||
progress_bar=self.progress_bar
|
||||
)
|
||||
except requests.HTTPError as exc:
|
||||
logger.critical(
|
||||
'Could not install requirement %s because of error %s',
|
||||
req,
|
||||
exc,
|
||||
local_file = unpack_url(
|
||||
link, req.source_dir, self.downloader, download_dir,
|
||||
hashes=self._get_linked_req_hashes(req)
|
||||
)
|
||||
except NetworkConnectionError as exc:
|
||||
raise InstallationError(
|
||||
'Could not install requirement %s because of HTTP '
|
||||
'error %s for URL %s' %
|
||||
(req, exc, req.link)
|
||||
)
|
||||
abstract_dist = make_distribution_for_install_requirement(req)
|
||||
with self.req_tracker.track(req):
|
||||
abstract_dist.prepare_distribution_metadata(
|
||||
finder, self.build_isolation,
|
||||
'Could not install requirement {} because of HTTP '
|
||||
'error {} for URL {}'.format(req, exc, link)
|
||||
)
|
||||
|
||||
# For use in later processing, preserve the file path on the
|
||||
# requirement.
|
||||
if local_file:
|
||||
req.local_file_path = local_file.path
|
||||
|
||||
abstract_dist = _get_prepared_distribution(
|
||||
req, self.req_tracker, self.finder, self.build_isolation,
|
||||
)
|
||||
|
||||
if download_dir:
|
||||
if link.is_existing_dir():
|
||||
logger.info('Link is a directory, ignoring download_dir')
|
||||
elif local_file:
|
||||
download_location = os.path.join(
|
||||
download_dir, link.filename
|
||||
)
|
||||
if not os.path.exists(download_location):
|
||||
shutil.copy(local_file.path, download_location)
|
||||
download_path = display_path(download_location)
|
||||
logger.info('Saved %s', download_path)
|
||||
|
||||
if self._download_should_save:
|
||||
# Make a .zip of the source_dir we already created.
|
||||
if not req.link.is_artifact:
|
||||
if link.is_vcs:
|
||||
req.archive(self.download_dir)
|
||||
return abstract_dist
|
||||
|
||||
def prepare_editable_requirement(
|
||||
self,
|
||||
req, # type: InstallRequirement
|
||||
require_hashes, # type: bool
|
||||
use_user_site, # type: bool
|
||||
finder # type: PackageFinder
|
||||
):
|
||||
# type: (...) -> AbstractDistribution
|
||||
"""Prepare an editable requirement
|
||||
@@ -235,31 +513,28 @@ class RequirementPreparer(object):
|
||||
logger.info('Obtaining %s', req)
|
||||
|
||||
with indent_log():
|
||||
if require_hashes:
|
||||
if self.require_hashes:
|
||||
raise InstallationError(
|
||||
'The editable requirement %s cannot be installed when '
|
||||
'The editable requirement {} cannot be installed when '
|
||||
'requiring hashes, because there is no single file to '
|
||||
'hash.' % req
|
||||
'hash.'.format(req)
|
||||
)
|
||||
req.ensure_has_source_dir(self.src_dir)
|
||||
req.update_editable(not self._download_should_save)
|
||||
|
||||
abstract_dist = make_distribution_for_install_requirement(req)
|
||||
with self.req_tracker.track(req):
|
||||
abstract_dist.prepare_distribution_metadata(
|
||||
finder, self.build_isolation,
|
||||
)
|
||||
abstract_dist = _get_prepared_distribution(
|
||||
req, self.req_tracker, self.finder, self.build_isolation,
|
||||
)
|
||||
|
||||
if self._download_should_save:
|
||||
req.archive(self.download_dir)
|
||||
req.check_if_exists(use_user_site)
|
||||
req.check_if_exists(self.use_user_site)
|
||||
|
||||
return abstract_dist
|
||||
|
||||
def prepare_installed_requirement(
|
||||
self,
|
||||
req, # type: InstallRequirement
|
||||
require_hashes, # type: bool
|
||||
skip_reason # type: str
|
||||
):
|
||||
# type: (...) -> AbstractDistribution
|
||||
@@ -268,14 +543,14 @@ class RequirementPreparer(object):
|
||||
assert req.satisfied_by, "req should have been satisfied but isn't"
|
||||
assert skip_reason is not None, (
|
||||
"did not get skip reason skipped but req.satisfied_by "
|
||||
"is set to %r" % (req.satisfied_by,)
|
||||
"is set to {}".format(req.satisfied_by)
|
||||
)
|
||||
logger.info(
|
||||
'Requirement %s: %s (%s)',
|
||||
skip_reason, req, req.satisfied_by.version
|
||||
)
|
||||
with indent_log():
|
||||
if require_hashes:
|
||||
if self.require_hashes:
|
||||
logger.debug(
|
||||
'Since it is already installed, we are trusting this '
|
||||
'package without checking its hash. To ensure a '
|
||||
|
||||
Reference in New Issue
Block a user