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Diffstat (limited to '.venv/lib/python3.12/site-packages/pip/_internal/locations')
4 files changed, 923 insertions, 0 deletions
diff --git a/.venv/lib/python3.12/site-packages/pip/_internal/locations/__init__.py b/.venv/lib/python3.12/site-packages/pip/_internal/locations/__init__.py new file mode 100644 index 00000000..32382be7 --- /dev/null +++ b/.venv/lib/python3.12/site-packages/pip/_internal/locations/__init__.py @@ -0,0 +1,456 @@ +import functools +import logging +import os +import pathlib +import sys +import sysconfig +from typing import Any, Dict, Generator, Optional, Tuple + +from pip._internal.models.scheme import SCHEME_KEYS, Scheme +from pip._internal.utils.compat import WINDOWS +from pip._internal.utils.deprecation import deprecated +from pip._internal.utils.virtualenv import running_under_virtualenv + +from . import _sysconfig +from .base import ( + USER_CACHE_DIR, + get_major_minor_version, + get_src_prefix, + is_osx_framework, + site_packages, + user_site, +) + +__all__ = [ + "USER_CACHE_DIR", + "get_bin_prefix", + "get_bin_user", + "get_major_minor_version", + "get_platlib", + "get_purelib", + "get_scheme", + "get_src_prefix", + "site_packages", + "user_site", +] + + +logger = logging.getLogger(__name__) + + +_PLATLIBDIR: str = getattr(sys, "platlibdir", "lib") + +_USE_SYSCONFIG_DEFAULT = sys.version_info >= (3, 10) + + +def _should_use_sysconfig() -> bool: + """This function determines the value of _USE_SYSCONFIG. + + By default, pip uses sysconfig on Python 3.10+. + But Python distributors can override this decision by setting: + sysconfig._PIP_USE_SYSCONFIG = True / False + Rationale in https://github.com/pypa/pip/issues/10647 + + This is a function for testability, but should be constant during any one + run. + """ + return bool(getattr(sysconfig, "_PIP_USE_SYSCONFIG", _USE_SYSCONFIG_DEFAULT)) + + +_USE_SYSCONFIG = _should_use_sysconfig() + +if not _USE_SYSCONFIG: + # Import distutils lazily to avoid deprecation warnings, + # but import it soon enough that it is in memory and available during + # a pip reinstall. + from . import _distutils + +# Be noisy about incompatibilities if this platforms "should" be using +# sysconfig, but is explicitly opting out and using distutils instead. +if _USE_SYSCONFIG_DEFAULT and not _USE_SYSCONFIG: + _MISMATCH_LEVEL = logging.WARNING +else: + _MISMATCH_LEVEL = logging.DEBUG + + +def _looks_like_bpo_44860() -> bool: + """The resolution to bpo-44860 will change this incorrect platlib. + + See <https://bugs.python.org/issue44860>. + """ + from distutils.command.install import INSTALL_SCHEMES + + try: + unix_user_platlib = INSTALL_SCHEMES["unix_user"]["platlib"] + except KeyError: + return False + return unix_user_platlib == "$usersite" + + +def _looks_like_red_hat_patched_platlib_purelib(scheme: Dict[str, str]) -> bool: + platlib = scheme["platlib"] + if "/$platlibdir/" in platlib: + platlib = platlib.replace("/$platlibdir/", f"/{_PLATLIBDIR}/") + if "/lib64/" not in platlib: + return False + unpatched = platlib.replace("/lib64/", "/lib/") + return unpatched.replace("$platbase/", "$base/") == scheme["purelib"] + + +@functools.lru_cache(maxsize=None) +def _looks_like_red_hat_lib() -> bool: + """Red Hat patches platlib in unix_prefix and unix_home, but not purelib. + + This is the only way I can see to tell a Red Hat-patched Python. + """ + from distutils.command.install import INSTALL_SCHEMES + + return all( + k in INSTALL_SCHEMES + and _looks_like_red_hat_patched_platlib_purelib(INSTALL_SCHEMES[k]) + for k in ("unix_prefix", "unix_home") + ) + + +@functools.lru_cache(maxsize=None) +def _looks_like_debian_scheme() -> bool: + """Debian adds two additional schemes.""" + from distutils.command.install import INSTALL_SCHEMES + + return "deb_system" in INSTALL_SCHEMES and "unix_local" in INSTALL_SCHEMES + + +@functools.lru_cache(maxsize=None) +def _looks_like_red_hat_scheme() -> bool: + """Red Hat patches ``sys.prefix`` and ``sys.exec_prefix``. + + Red Hat's ``00251-change-user-install-location.patch`` changes the install + command's ``prefix`` and ``exec_prefix`` to append ``"/local"``. This is + (fortunately?) done quite unconditionally, so we create a default command + object without any configuration to detect this. + """ + from distutils.command.install import install + from distutils.dist import Distribution + + cmd: Any = install(Distribution()) + cmd.finalize_options() + return ( + cmd.exec_prefix == f"{os.path.normpath(sys.exec_prefix)}/local" + and cmd.prefix == f"{os.path.normpath(sys.prefix)}/local" + ) + + +@functools.lru_cache(maxsize=None) +def _looks_like_slackware_scheme() -> bool: + """Slackware patches sysconfig but fails to patch distutils and site. + + Slackware changes sysconfig's user scheme to use ``"lib64"`` for the lib + path, but does not do the same to the site module. + """ + if user_site is None: # User-site not available. + return False + try: + paths = sysconfig.get_paths(scheme="posix_user", expand=False) + except KeyError: # User-site not available. + return False + return "/lib64/" in paths["purelib"] and "/lib64/" not in user_site + + +@functools.lru_cache(maxsize=None) +def _looks_like_msys2_mingw_scheme() -> bool: + """MSYS2 patches distutils and sysconfig to use a UNIX-like scheme. + + However, MSYS2 incorrectly patches sysconfig ``nt`` scheme. The fix is + likely going to be included in their 3.10 release, so we ignore the warning. + See msys2/MINGW-packages#9319. + + MSYS2 MINGW's patch uses lowercase ``"lib"`` instead of the usual uppercase, + and is missing the final ``"site-packages"``. + """ + paths = sysconfig.get_paths("nt", expand=False) + return all( + "Lib" not in p and "lib" in p and not p.endswith("site-packages") + for p in (paths[key] for key in ("platlib", "purelib")) + ) + + +def _fix_abiflags(parts: Tuple[str]) -> Generator[str, None, None]: + ldversion = sysconfig.get_config_var("LDVERSION") + abiflags = getattr(sys, "abiflags", None) + + # LDVERSION does not end with sys.abiflags. Just return the path unchanged. + if not ldversion or not abiflags or not ldversion.endswith(abiflags): + yield from parts + return + + # Strip sys.abiflags from LDVERSION-based path components. + for part in parts: + if part.endswith(ldversion): + part = part[: (0 - len(abiflags))] + yield part + + +@functools.lru_cache(maxsize=None) +def _warn_mismatched(old: pathlib.Path, new: pathlib.Path, *, key: str) -> None: + issue_url = "https://github.com/pypa/pip/issues/10151" + message = ( + "Value for %s does not match. Please report this to <%s>" + "\ndistutils: %s" + "\nsysconfig: %s" + ) + logger.log(_MISMATCH_LEVEL, message, key, issue_url, old, new) + + +def _warn_if_mismatch(old: pathlib.Path, new: pathlib.Path, *, key: str) -> bool: + if old == new: + return False + _warn_mismatched(old, new, key=key) + return True + + +@functools.lru_cache(maxsize=None) +def _log_context( + *, + user: bool = False, + home: Optional[str] = None, + root: Optional[str] = None, + prefix: Optional[str] = None, +) -> None: + parts = [ + "Additional context:", + "user = %r", + "home = %r", + "root = %r", + "prefix = %r", + ] + + logger.log(_MISMATCH_LEVEL, "\n".join(parts), user, home, root, prefix) + + +def get_scheme( + dist_name: str, + user: bool = False, + home: Optional[str] = None, + root: Optional[str] = None, + isolated: bool = False, + prefix: Optional[str] = None, +) -> Scheme: + new = _sysconfig.get_scheme( + dist_name, + user=user, + home=home, + root=root, + isolated=isolated, + prefix=prefix, + ) + if _USE_SYSCONFIG: + return new + + old = _distutils.get_scheme( + dist_name, + user=user, + home=home, + root=root, + isolated=isolated, + prefix=prefix, + ) + + warning_contexts = [] + for k in SCHEME_KEYS: + old_v = pathlib.Path(getattr(old, k)) + new_v = pathlib.Path(getattr(new, k)) + + if old_v == new_v: + continue + + # distutils incorrectly put PyPy packages under ``site-packages/python`` + # in the ``posix_home`` scheme, but PyPy devs said they expect the + # directory name to be ``pypy`` instead. So we treat this as a bug fix + # and not warn about it. See bpo-43307 and python/cpython#24628. + skip_pypy_special_case = ( + sys.implementation.name == "pypy" + and home is not None + and k in ("platlib", "purelib") + and old_v.parent == new_v.parent + and old_v.name.startswith("python") + and new_v.name.startswith("pypy") + ) + if skip_pypy_special_case: + continue + + # sysconfig's ``osx_framework_user`` does not include ``pythonX.Y`` in + # the ``include`` value, but distutils's ``headers`` does. We'll let + # CPython decide whether this is a bug or feature. See bpo-43948. + skip_osx_framework_user_special_case = ( + user + and is_osx_framework() + and k == "headers" + and old_v.parent.parent == new_v.parent + and old_v.parent.name.startswith("python") + ) + if skip_osx_framework_user_special_case: + continue + + # On Red Hat and derived Linux distributions, distutils is patched to + # use "lib64" instead of "lib" for platlib. + if k == "platlib" and _looks_like_red_hat_lib(): + continue + + # On Python 3.9+, sysconfig's posix_user scheme sets platlib against + # sys.platlibdir, but distutils's unix_user incorrectly coninutes + # using the same $usersite for both platlib and purelib. This creates a + # mismatch when sys.platlibdir is not "lib". + skip_bpo_44860 = ( + user + and k == "platlib" + and not WINDOWS + and sys.version_info >= (3, 9) + and _PLATLIBDIR != "lib" + and _looks_like_bpo_44860() + ) + if skip_bpo_44860: + continue + + # Slackware incorrectly patches posix_user to use lib64 instead of lib, + # but not usersite to match the location. + skip_slackware_user_scheme = ( + user + and k in ("platlib", "purelib") + and not WINDOWS + and _looks_like_slackware_scheme() + ) + if skip_slackware_user_scheme: + continue + + # Both Debian and Red Hat patch Python to place the system site under + # /usr/local instead of /usr. Debian also places lib in dist-packages + # instead of site-packages, but the /usr/local check should cover it. + skip_linux_system_special_case = ( + not (user or home or prefix or running_under_virtualenv()) + and old_v.parts[1:3] == ("usr", "local") + and len(new_v.parts) > 1 + and new_v.parts[1] == "usr" + and (len(new_v.parts) < 3 or new_v.parts[2] != "local") + and (_looks_like_red_hat_scheme() or _looks_like_debian_scheme()) + ) + if skip_linux_system_special_case: + continue + + # MSYS2 MINGW's sysconfig patch does not include the "site-packages" + # part of the path. This is incorrect and will be fixed in MSYS. + skip_msys2_mingw_bug = ( + WINDOWS and k in ("platlib", "purelib") and _looks_like_msys2_mingw_scheme() + ) + if skip_msys2_mingw_bug: + continue + + # CPython's POSIX install script invokes pip (via ensurepip) against the + # interpreter located in the source tree, not the install site. This + # triggers special logic in sysconfig that's not present in distutils. + # https://github.com/python/cpython/blob/8c21941ddaf/Lib/sysconfig.py#L178-L194 + skip_cpython_build = ( + sysconfig.is_python_build(check_home=True) + and not WINDOWS + and k in ("headers", "include", "platinclude") + ) + if skip_cpython_build: + continue + + warning_contexts.append((old_v, new_v, f"scheme.{k}")) + + if not warning_contexts: + return old + + # Check if this path mismatch is caused by distutils config files. Those + # files will no longer work once we switch to sysconfig, so this raises a + # deprecation message for them. + default_old = _distutils.distutils_scheme( + dist_name, + user, + home, + root, + isolated, + prefix, + ignore_config_files=True, + ) + if any(default_old[k] != getattr(old, k) for k in SCHEME_KEYS): + deprecated( + reason=( + "Configuring installation scheme with distutils config files " + "is deprecated and will no longer work in the near future. If you " + "are using a Homebrew or Linuxbrew Python, please see discussion " + "at https://github.com/Homebrew/homebrew-core/issues/76621" + ), + replacement=None, + gone_in=None, + ) + return old + + # Post warnings about this mismatch so user can report them back. + for old_v, new_v, key in warning_contexts: + _warn_mismatched(old_v, new_v, key=key) + _log_context(user=user, home=home, root=root, prefix=prefix) + + return old + + +def get_bin_prefix() -> str: + new = _sysconfig.get_bin_prefix() + if _USE_SYSCONFIG: + return new + + old = _distutils.get_bin_prefix() + if _warn_if_mismatch(pathlib.Path(old), pathlib.Path(new), key="bin_prefix"): + _log_context() + return old + + +def get_bin_user() -> str: + return _sysconfig.get_scheme("", user=True).scripts + + +def _looks_like_deb_system_dist_packages(value: str) -> bool: + """Check if the value is Debian's APT-controlled dist-packages. + + Debian's ``distutils.sysconfig.get_python_lib()`` implementation returns the + default package path controlled by APT, but does not patch ``sysconfig`` to + do the same. This is similar to the bug worked around in ``get_scheme()``, + but here the default is ``deb_system`` instead of ``unix_local``. Ultimately + we can't do anything about this Debian bug, and this detection allows us to + skip the warning when needed. + """ + if not _looks_like_debian_scheme(): + return False + if value == "/usr/lib/python3/dist-packages": + return True + return False + + +def get_purelib() -> str: + """Return the default pure-Python lib location.""" + new = _sysconfig.get_purelib() + if _USE_SYSCONFIG: + return new + + old = _distutils.get_purelib() + if _looks_like_deb_system_dist_packages(old): + return old + if _warn_if_mismatch(pathlib.Path(old), pathlib.Path(new), key="purelib"): + _log_context() + return old + + +def get_platlib() -> str: + """Return the default platform-shared lib location.""" + new = _sysconfig.get_platlib() + if _USE_SYSCONFIG: + return new + + from . import _distutils + + old = _distutils.get_platlib() + if _looks_like_deb_system_dist_packages(old): + return old + if _warn_if_mismatch(pathlib.Path(old), pathlib.Path(new), key="platlib"): + _log_context() + return old diff --git a/.venv/lib/python3.12/site-packages/pip/_internal/locations/_distutils.py b/.venv/lib/python3.12/site-packages/pip/_internal/locations/_distutils.py new file mode 100644 index 00000000..3d856256 --- /dev/null +++ b/.venv/lib/python3.12/site-packages/pip/_internal/locations/_distutils.py @@ -0,0 +1,172 @@ +"""Locations where we look for configs, install stuff, etc""" + +# The following comment should be removed at some point in the future. +# mypy: strict-optional=False + +# If pip's going to use distutils, it should not be using the copy that setuptools +# might have injected into the environment. This is done by removing the injected +# shim, if it's injected. +# +# See https://github.com/pypa/pip/issues/8761 for the original discussion and +# rationale for why this is done within pip. +try: + __import__("_distutils_hack").remove_shim() +except (ImportError, AttributeError): + pass + +import logging +import os +import sys +from distutils.cmd import Command as DistutilsCommand +from distutils.command.install import SCHEME_KEYS +from distutils.command.install import install as distutils_install_command +from distutils.sysconfig import get_python_lib +from typing import Dict, List, Optional, Union + +from pip._internal.models.scheme import Scheme +from pip._internal.utils.compat import WINDOWS +from pip._internal.utils.virtualenv import running_under_virtualenv + +from .base import get_major_minor_version + +logger = logging.getLogger(__name__) + + +def distutils_scheme( + dist_name: str, + user: bool = False, + home: Optional[str] = None, + root: Optional[str] = None, + isolated: bool = False, + prefix: Optional[str] = None, + *, + ignore_config_files: bool = False, +) -> Dict[str, str]: + """ + Return a distutils install scheme + """ + from distutils.dist import Distribution + + dist_args: Dict[str, Union[str, List[str]]] = {"name": dist_name} + if isolated: + dist_args["script_args"] = ["--no-user-cfg"] + + d = Distribution(dist_args) + if not ignore_config_files: + try: + d.parse_config_files() + except UnicodeDecodeError: + paths = d.find_config_files() + logger.warning( + "Ignore distutils configs in %s due to encoding errors.", + ", ".join(os.path.basename(p) for p in paths), + ) + obj: Optional[DistutilsCommand] = None + obj = d.get_command_obj("install", create=True) + assert obj is not None + i: distutils_install_command = obj + # NOTE: setting user or home has the side-effect of creating the home dir + # or user base for installations during finalize_options() + # ideally, we'd prefer a scheme class that has no side-effects. + assert not (user and prefix), f"user={user} prefix={prefix}" + assert not (home and prefix), f"home={home} prefix={prefix}" + i.user = user or i.user + if user or home: + i.prefix = "" + i.prefix = prefix or i.prefix + i.home = home or i.home + i.root = root or i.root + i.finalize_options() + + scheme: Dict[str, str] = {} + for key in SCHEME_KEYS: + scheme[key] = getattr(i, "install_" + key) + + # install_lib specified in setup.cfg should install *everything* + # into there (i.e. it takes precedence over both purelib and + # platlib). Note, i.install_lib is *always* set after + # finalize_options(); we only want to override here if the user + # has explicitly requested it hence going back to the config + if "install_lib" in d.get_option_dict("install"): + scheme.update({"purelib": i.install_lib, "platlib": i.install_lib}) + + if running_under_virtualenv(): + if home: + prefix = home + elif user: + prefix = i.install_userbase + else: + prefix = i.prefix + scheme["headers"] = os.path.join( + prefix, + "include", + "site", + f"python{get_major_minor_version()}", + dist_name, + ) + + if root is not None: + path_no_drive = os.path.splitdrive(os.path.abspath(scheme["headers"]))[1] + scheme["headers"] = os.path.join(root, path_no_drive[1:]) + + return scheme + + +def get_scheme( + dist_name: str, + user: bool = False, + home: Optional[str] = None, + root: Optional[str] = None, + isolated: bool = False, + prefix: Optional[str] = None, +) -> Scheme: + """ + Get the "scheme" corresponding to the input parameters. The distutils + documentation provides the context for the available schemes: + https://docs.python.org/3/install/index.html#alternate-installation + + :param dist_name: the name of the package to retrieve the scheme for, used + in the headers scheme path + :param user: indicates to use the "user" scheme + :param home: indicates to use the "home" scheme and provides the base + directory for the same + :param root: root under which other directories are re-based + :param isolated: equivalent to --no-user-cfg, i.e. do not consider + ~/.pydistutils.cfg (posix) or ~/pydistutils.cfg (non-posix) for + scheme paths + :param prefix: indicates to use the "prefix" scheme and provides the + base directory for the same + """ + scheme = distutils_scheme(dist_name, user, home, root, isolated, prefix) + return Scheme( + platlib=scheme["platlib"], + purelib=scheme["purelib"], + headers=scheme["headers"], + scripts=scheme["scripts"], + data=scheme["data"], + ) + + +def get_bin_prefix() -> str: + # XXX: In old virtualenv versions, sys.prefix can contain '..' components, + # so we need to call normpath to eliminate them. + prefix = os.path.normpath(sys.prefix) + if WINDOWS: + bin_py = os.path.join(prefix, "Scripts") + # buildout uses 'bin' on Windows too? + if not os.path.exists(bin_py): + bin_py = os.path.join(prefix, "bin") + return bin_py + # Forcing to use /usr/local/bin for standard macOS framework installs + # Also log to ~/Library/Logs/ for use with the Console.app log viewer + if sys.platform[:6] == "darwin" and prefix[:16] == "/System/Library/": + return "/usr/local/bin" + return os.path.join(prefix, "bin") + + +def get_purelib() -> str: + return get_python_lib(plat_specific=False) + + +def get_platlib() -> str: + return get_python_lib(plat_specific=True) diff --git a/.venv/lib/python3.12/site-packages/pip/_internal/locations/_sysconfig.py b/.venv/lib/python3.12/site-packages/pip/_internal/locations/_sysconfig.py new file mode 100644 index 00000000..ca860ea5 --- /dev/null +++ b/.venv/lib/python3.12/site-packages/pip/_internal/locations/_sysconfig.py @@ -0,0 +1,214 @@ +import logging +import os +import sys +import sysconfig +import typing + +from pip._internal.exceptions import InvalidSchemeCombination, UserInstallationInvalid +from pip._internal.models.scheme import SCHEME_KEYS, Scheme +from pip._internal.utils.virtualenv import running_under_virtualenv + +from .base import change_root, get_major_minor_version, is_osx_framework + +logger = logging.getLogger(__name__) + + +# Notes on _infer_* functions. +# Unfortunately ``get_default_scheme()`` didn't exist before 3.10, so there's no +# way to ask things like "what is the '_prefix' scheme on this platform". These +# functions try to answer that with some heuristics while accounting for ad-hoc +# platforms not covered by CPython's default sysconfig implementation. If the +# ad-hoc implementation does not fully implement sysconfig, we'll fall back to +# a POSIX scheme. + +_AVAILABLE_SCHEMES = set(sysconfig.get_scheme_names()) + +_PREFERRED_SCHEME_API = getattr(sysconfig, "get_preferred_scheme", None) + + +def _should_use_osx_framework_prefix() -> bool: + """Check for Apple's ``osx_framework_library`` scheme. + + Python distributed by Apple's Command Line Tools has this special scheme + that's used when: + + * This is a framework build. + * We are installing into the system prefix. + + This does not account for ``pip install --prefix`` (also means we're not + installing to the system prefix), which should use ``posix_prefix``, but + logic here means ``_infer_prefix()`` outputs ``osx_framework_library``. But + since ``prefix`` is not available for ``sysconfig.get_default_scheme()``, + which is the stdlib replacement for ``_infer_prefix()``, presumably Apple + wouldn't be able to magically switch between ``osx_framework_library`` and + ``posix_prefix``. ``_infer_prefix()`` returning ``osx_framework_library`` + means its behavior is consistent whether we use the stdlib implementation + or our own, and we deal with this special case in ``get_scheme()`` instead. + """ + return ( + "osx_framework_library" in _AVAILABLE_SCHEMES + and not running_under_virtualenv() + and is_osx_framework() + ) + + +def _infer_prefix() -> str: + """Try to find a prefix scheme for the current platform. + + This tries: + + * A special ``osx_framework_library`` for Python distributed by Apple's + Command Line Tools, when not running in a virtual environment. + * Implementation + OS, used by PyPy on Windows (``pypy_nt``). + * Implementation without OS, used by PyPy on POSIX (``pypy``). + * OS + "prefix", used by CPython on POSIX (``posix_prefix``). + * Just the OS name, used by CPython on Windows (``nt``). + + If none of the above works, fall back to ``posix_prefix``. + """ + if _PREFERRED_SCHEME_API: + return _PREFERRED_SCHEME_API("prefix") + if _should_use_osx_framework_prefix(): + return "osx_framework_library" + implementation_suffixed = f"{sys.implementation.name}_{os.name}" + if implementation_suffixed in _AVAILABLE_SCHEMES: + return implementation_suffixed + if sys.implementation.name in _AVAILABLE_SCHEMES: + return sys.implementation.name + suffixed = f"{os.name}_prefix" + if suffixed in _AVAILABLE_SCHEMES: + return suffixed + if os.name in _AVAILABLE_SCHEMES: # On Windows, prefx is just called "nt". + return os.name + return "posix_prefix" + + +def _infer_user() -> str: + """Try to find a user scheme for the current platform.""" + if _PREFERRED_SCHEME_API: + return _PREFERRED_SCHEME_API("user") + if is_osx_framework() and not running_under_virtualenv(): + suffixed = "osx_framework_user" + else: + suffixed = f"{os.name}_user" + if suffixed in _AVAILABLE_SCHEMES: + return suffixed + if "posix_user" not in _AVAILABLE_SCHEMES: # User scheme unavailable. + raise UserInstallationInvalid() + return "posix_user" + + +def _infer_home() -> str: + """Try to find a home for the current platform.""" + if _PREFERRED_SCHEME_API: + return _PREFERRED_SCHEME_API("home") + suffixed = f"{os.name}_home" + if suffixed in _AVAILABLE_SCHEMES: + return suffixed + return "posix_home" + + +# Update these keys if the user sets a custom home. +_HOME_KEYS = [ + "installed_base", + "base", + "installed_platbase", + "platbase", + "prefix", + "exec_prefix", +] +if sysconfig.get_config_var("userbase") is not None: + _HOME_KEYS.append("userbase") + + +def get_scheme( + dist_name: str, + user: bool = False, + home: typing.Optional[str] = None, + root: typing.Optional[str] = None, + isolated: bool = False, + prefix: typing.Optional[str] = None, +) -> Scheme: + """ + Get the "scheme" corresponding to the input parameters. + + :param dist_name: the name of the package to retrieve the scheme for, used + in the headers scheme path + :param user: indicates to use the "user" scheme + :param home: indicates to use the "home" scheme + :param root: root under which other directories are re-based + :param isolated: ignored, but kept for distutils compatibility (where + this controls whether the user-site pydistutils.cfg is honored) + :param prefix: indicates to use the "prefix" scheme and provides the + base directory for the same + """ + if user and prefix: + raise InvalidSchemeCombination("--user", "--prefix") + if home and prefix: + raise InvalidSchemeCombination("--home", "--prefix") + + if home is not None: + scheme_name = _infer_home() + elif user: + scheme_name = _infer_user() + else: + scheme_name = _infer_prefix() + + # Special case: When installing into a custom prefix, use posix_prefix + # instead of osx_framework_library. See _should_use_osx_framework_prefix() + # docstring for details. + if prefix is not None and scheme_name == "osx_framework_library": + scheme_name = "posix_prefix" + + if home is not None: + variables = {k: home for k in _HOME_KEYS} + elif prefix is not None: + variables = {k: prefix for k in _HOME_KEYS} + else: + variables = {} + + paths = sysconfig.get_paths(scheme=scheme_name, vars=variables) + + # Logic here is very arbitrary, we're doing it for compatibility, don't ask. + # 1. Pip historically uses a special header path in virtual environments. + # 2. If the distribution name is not known, distutils uses 'UNKNOWN'. We + # only do the same when not running in a virtual environment because + # pip's historical header path logic (see point 1) did not do this. + if running_under_virtualenv(): + if user: + base = variables.get("userbase", sys.prefix) + else: + base = variables.get("base", sys.prefix) + python_xy = f"python{get_major_minor_version()}" + paths["include"] = os.path.join(base, "include", "site", python_xy) + elif not dist_name: + dist_name = "UNKNOWN" + + scheme = Scheme( + platlib=paths["platlib"], + purelib=paths["purelib"], + headers=os.path.join(paths["include"], dist_name), + scripts=paths["scripts"], + data=paths["data"], + ) + if root is not None: + converted_keys = {} + for key in SCHEME_KEYS: + converted_keys[key] = change_root(root, getattr(scheme, key)) + scheme = Scheme(**converted_keys) + return scheme + + +def get_bin_prefix() -> str: + # Forcing to use /usr/local/bin for standard macOS framework installs. + if sys.platform[:6] == "darwin" and sys.prefix[:16] == "/System/Library/": + return "/usr/local/bin" + return sysconfig.get_paths()["scripts"] + + +def get_purelib() -> str: + return sysconfig.get_paths()["purelib"] + + +def get_platlib() -> str: + return sysconfig.get_paths()["platlib"] diff --git a/.venv/lib/python3.12/site-packages/pip/_internal/locations/base.py b/.venv/lib/python3.12/site-packages/pip/_internal/locations/base.py new file mode 100644 index 00000000..3f9f896e --- /dev/null +++ b/.venv/lib/python3.12/site-packages/pip/_internal/locations/base.py @@ -0,0 +1,81 @@ +import functools +import os +import site +import sys +import sysconfig +import typing + +from pip._internal.exceptions import InstallationError +from pip._internal.utils import appdirs +from pip._internal.utils.virtualenv import running_under_virtualenv + +# Application Directories +USER_CACHE_DIR = appdirs.user_cache_dir("pip") + +# FIXME doesn't account for venv linked to global site-packages +site_packages: str = sysconfig.get_path("purelib") + + +def get_major_minor_version() -> str: + """ + Return the major-minor version of the current Python as a string, e.g. + "3.7" or "3.10". + """ + return "{}.{}".format(*sys.version_info) + + +def change_root(new_root: str, pathname: str) -> str: + """Return 'pathname' with 'new_root' prepended. + + If 'pathname' is relative, this is equivalent to os.path.join(new_root, pathname). + Otherwise, it requires making 'pathname' relative and then joining the + two, which is tricky on DOS/Windows and Mac OS. + + This is borrowed from Python's standard library's distutils module. + """ + if os.name == "posix": + if not os.path.isabs(pathname): + return os.path.join(new_root, pathname) + else: + return os.path.join(new_root, pathname[1:]) + + elif os.name == "nt": + (drive, path) = os.path.splitdrive(pathname) + if path[0] == "\\": + path = path[1:] + return os.path.join(new_root, path) + + else: + raise InstallationError( + f"Unknown platform: {os.name}\n" + "Can not change root path prefix on unknown platform." + ) + + +def get_src_prefix() -> str: + if running_under_virtualenv(): + src_prefix = os.path.join(sys.prefix, "src") + else: + # FIXME: keep src in cwd for now (it is not a temporary folder) + try: + src_prefix = os.path.join(os.getcwd(), "src") + except OSError: + # In case the current working directory has been renamed or deleted + sys.exit("The folder you are executing pip from can no longer be found.") + + # under macOS + virtualenv sys.prefix is not properly resolved + # it is something like /path/to/python/bin/.. + return os.path.abspath(src_prefix) + + +try: + # Use getusersitepackages if this is present, as it ensures that the + # value is initialised properly. + user_site: typing.Optional[str] = site.getusersitepackages() +except AttributeError: + user_site = site.USER_SITE + + +@functools.lru_cache(maxsize=None) +def is_osx_framework() -> bool: + return bool(sysconfig.get_config_var("PYTHONFRAMEWORK")) |