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Ambulance Clerc
2023-05-31 08:31:22 +02:00
parent fb6f579089
commit fdbb52c96f
466 changed files with 25899 additions and 64721 deletions
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310
venv/Lib/site-packages/setuptools/_distutils/util.py
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@@ -4,155 +4,114 @@ Miscellaneous utility functions -- anything that doesn't fit into
one of the other *util.py modules.
"""
import importlib.util
import os
import re
import importlib.util
import string
import subprocess
import sys
from distutils.errors import DistutilsPlatformError
import sysconfig
import functools
from distutils.errors import DistutilsPlatformError, DistutilsByteCompileError
from distutils.dep_util import newer
from distutils.spawn import spawn
from distutils import log
from distutils.errors import DistutilsByteCompileError
from .py35compat import _optim_args_from_interpreter_flags
def get_host_platform():
"""Return a string that identifies the current platform. This is used mainly to
distinguish platform-specific build directories and platform-specific built
distributions. Typically includes the OS name and version and the
architecture (as supplied by 'os.uname()'), although the exact information
included depends on the OS; eg. on Linux, the kernel version isn't
particularly important.
Examples of returned values:
linux-i586
linux-alpha (?)
solaris-2.6-sun4u
Windows will return one of:
win-amd64 (64bit Windows on AMD64 (aka x86_64, Intel64, EM64T, etc)
win32 (all others - specifically, sys.platform is returned)
For other non-POSIX platforms, currently just returns 'sys.platform'.
"""
if os.name == 'nt':
if 'amd64' in sys.version.lower():
return 'win-amd64'
if '(arm)' in sys.version.lower():
return 'win-arm32'
if '(arm64)' in sys.version.lower():
return 'win-arm64'
return sys.platform
Return a string that identifies the current platform. Use this
function to distinguish platform-specific build directories and
platform-specific built distributions.
"""
# Set for cross builds explicitly
if "_PYTHON_HOST_PLATFORM" in os.environ:
return os.environ["_PYTHON_HOST_PLATFORM"]
# This function initially exposed platforms as defined in Python 3.9
# even with older Python versions when distutils was split out.
# Now it delegates to stdlib sysconfig, but maintains compatibility.
if os.name != "posix" or not hasattr(os, 'uname'):
# XXX what about the architecture? NT is Intel or Alpha,
# Mac OS is M68k or PPC, etc.
return sys.platform
if sys.version_info < (3, 8):
if os.name == 'nt':
if '(arm)' in sys.version.lower():
return 'win-arm32'
if '(arm64)' in sys.version.lower():
return 'win-arm64'
# Try to distinguish various flavours of Unix
if sys.version_info < (3, 9):
if os.name == "posix" and hasattr(os, 'uname'):
osname, host, release, version, machine = os.uname()
if osname[:3] == "aix":
from .py38compat import aix_platform
(osname, host, release, version, machine) = os.uname()
return aix_platform(osname, version, release)
# Convert the OS name to lowercase, remove '/' characters, and translate
# spaces (for "Power Macintosh")
osname = osname.lower().replace('/', '')
machine = machine.replace(' ', '_')
machine = machine.replace('/', '-')
return sysconfig.get_platform()
if osname[:5] == "linux":
# At least on Linux/Intel, 'machine' is the processor --
# i386, etc.
# XXX what about Alpha, SPARC, etc?
return "%s-%s" % (osname, machine)
elif osname[:5] == "sunos":
if release[0] >= "5": # SunOS 5 == Solaris 2
osname = "solaris"
release = "%d.%s" % (int(release[0]) - 3, release[2:])
# We can't use "platform.architecture()[0]" because a
# bootstrap problem. We use a dict to get an error
# if some suspicious happens.
bitness = {2147483647:"32bit", 9223372036854775807:"64bit"}
machine += ".%s" % bitness[sys.maxsize]
# fall through to standard osname-release-machine representation
elif osname[:3] == "aix":
from .py38compat import aix_platform
return aix_platform(osname, version, release)
elif osname[:6] == "cygwin":
osname = "cygwin"
rel_re = re.compile (r'[\d.]+', re.ASCII)
m = rel_re.match(release)
if m:
release = m.group()
elif osname[:6] == "darwin":
import _osx_support, distutils.sysconfig
osname, release, machine = _osx_support.get_platform_osx(
distutils.sysconfig.get_config_vars(),
osname, release, machine)
return "%s-%s-%s" % (osname, release, machine)
def get_platform():
if os.name == 'nt':
TARGET_TO_PLAT = {
'x86' : 'win32',
'x64' : 'win-amd64',
'arm' : 'win-arm32',
'x86': 'win32',
'x64': 'win-amd64',
'arm': 'win-arm32',
'arm64': 'win-arm64',
}
return TARGET_TO_PLAT.get(os.environ.get('VSCMD_ARG_TGT_ARCH')) or get_host_platform()
else:
return get_host_platform()
target = os.environ.get('VSCMD_ARG_TGT_ARCH')
return TARGET_TO_PLAT.get(target) or get_host_platform()
return get_host_platform()
if sys.platform == 'darwin':
_syscfg_macosx_ver = None # cache the version pulled from sysconfig
_syscfg_macosx_ver = None # cache the version pulled from sysconfig
MACOSX_VERSION_VAR = 'MACOSX_DEPLOYMENT_TARGET'
def _clear_cached_macosx_ver():
"""For testing only. Do not call."""
global _syscfg_macosx_ver
_syscfg_macosx_ver = None
def get_macosx_target_ver_from_syscfg():
"""Get the version of macOS latched in the Python interpreter configuration.
Returns the version as a string or None if can't obtain one. Cached."""
global _syscfg_macosx_ver
if _syscfg_macosx_ver is None:
from distutils import sysconfig
ver = sysconfig.get_config_var(MACOSX_VERSION_VAR) or ''
if ver:
_syscfg_macosx_ver = ver
return _syscfg_macosx_ver
def get_macosx_target_ver():
"""Return the version of macOS for which we are building.
The target version defaults to the version in sysconfig latched at time
the Python interpreter was built, unless overriden by an environment
the Python interpreter was built, unless overridden by an environment
variable. If neither source has a value, then None is returned"""
syscfg_ver = get_macosx_target_ver_from_syscfg()
env_ver = os.environ.get(MACOSX_VERSION_VAR)
if env_ver:
# Validate overriden version against sysconfig version, if have both.
# Validate overridden version against sysconfig version, if have both.
# Ensure that the deployment target of the build process is not less
# than 10.3 if the interpreter was built for 10.3 or later. This
# ensures extension modules are built with correct compatibility
# values, specifically LDSHARED which can use
# '-undefined dynamic_lookup' which only works on >= 10.3.
if syscfg_ver and split_version(syscfg_ver) >= [10, 3] and \
split_version(env_ver) < [10, 3]:
my_msg = ('$' + MACOSX_VERSION_VAR + ' mismatch: '
'now "%s" but "%s" during configure; '
'must use 10.3 or later'
% (env_ver, syscfg_ver))
if (
syscfg_ver
and split_version(syscfg_ver) >= [10, 3]
and split_version(env_ver) < [10, 3]
):
my_msg = (
'$' + MACOSX_VERSION_VAR + ' mismatch: '
'now "%s" but "%s" during configure; '
'must use 10.3 or later' % (env_ver, syscfg_ver)
)
raise DistutilsPlatformError(my_msg)
return env_ver
return syscfg_ver
@@ -163,7 +122,7 @@ def split_version(s):
return [int(n) for n in s.split('.')]
def convert_path (pathname):
def convert_path(pathname):
"""Return 'pathname' as a name that will work on the native filesystem,
i.e. split it on '/' and put it back together again using the current
directory separator. Needed because filenames in the setup script are
@@ -188,10 +147,11 @@ def convert_path (pathname):
return os.curdir
return os.path.join(*paths)
# convert_path ()
def change_root (new_root, pathname):
def change_root(new_root, pathname):
"""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
@@ -209,12 +169,11 @@ def change_root (new_root, pathname):
path = path[1:]
return os.path.join(new_root, path)
else:
raise DistutilsPlatformError("nothing known about platform '%s'" % os.name)
raise DistutilsPlatformError(f"nothing known about platform '{os.name}'")
_environ_checked = 0
def check_environ ():
@functools.lru_cache()
def check_environ():
"""Ensure that 'os.environ' has all the environment variables we
guarantee that users can use in config files, command-line options,
etc. Currently this includes:
@@ -222,13 +181,10 @@ def check_environ ():
PLAT - description of the current platform, including hardware
and OS (see 'get_platform()')
"""
global _environ_checked
if _environ_checked:
return
if os.name == 'posix' and 'HOME' not in os.environ:
try:
import pwd
os.environ['HOME'] = pwd.getpwuid(os.getuid())[5]
except (ImportError, KeyError):
# bpo-10496: if the current user identifier doesn't exist in the
@@ -238,35 +194,47 @@ def check_environ ():
if 'PLAT' not in os.environ:
os.environ['PLAT'] = get_platform()
_environ_checked = 1
def subst_vars (s, local_vars):
"""Perform shell/Perl-style variable substitution on 'string'. Every
occurrence of '$' followed by a name is considered a variable, and
variable is substituted by the value found in the 'local_vars'
dictionary, or in 'os.environ' if it's not in 'local_vars'.
def subst_vars(s, local_vars):
"""
Perform variable substitution on 'string'.
Variables are indicated by format-style braces ("{var}").
Variable is substituted by the value found in the 'local_vars'
dictionary or in 'os.environ' if it's not in 'local_vars'.
'os.environ' is first checked/augmented to guarantee that it contains
certain values: see 'check_environ()'. Raise ValueError for any
variables not found in either 'local_vars' or 'os.environ'.
"""
check_environ()
def _subst (match, local_vars=local_vars):
var_name = match.group(1)
if var_name in local_vars:
return str(local_vars[var_name])
else:
return os.environ[var_name]
lookup = dict(os.environ)
lookup.update((name, str(value)) for name, value in local_vars.items())
try:
return re.sub(r'\$([a-zA-Z_][a-zA-Z_0-9]*)', _subst, s)
return _subst_compat(s).format_map(lookup)
except KeyError as var:
raise ValueError("invalid variable '$%s'" % var)
# subst_vars ()
raise ValueError(f"invalid variable {var}")
def grok_environment_error (exc, prefix="error: "):
def _subst_compat(s):
"""
Replace shell/Perl-style variable substitution with
format-style. For compatibility.
"""
def _subst(match):
return f'{{{match.group(1)}}}'
repl = re.sub(r'\$([a-zA-Z_][a-zA-Z_0-9]*)', _subst, s)
if repl != s:
import warnings
warnings.warn(
"shell/Perl-style substitions are deprecated",
DeprecationWarning,
)
return repl
def grok_environment_error(exc, prefix="error: "):
# Function kept for backward compatibility.
# Used to try clever things with EnvironmentErrors,
# but nowadays str(exception) produces good messages.
@@ -275,13 +243,16 @@ def grok_environment_error (exc, prefix="error: "):
# Needed by 'split_quoted()'
_wordchars_re = _squote_re = _dquote_re = None
def _init_regex():
global _wordchars_re, _squote_re, _dquote_re
_wordchars_re = re.compile(r'[^\\\'\"%s ]*' % string.whitespace)
_squote_re = re.compile(r"'(?:[^'\\]|\\.)*'")
_dquote_re = re.compile(r'"(?:[^"\\]|\\.)*"')
def split_quoted (s):
def split_quoted(s):
"""Split a string up according to Unix shell-like rules for quotes and
backslashes. In short: words are delimited by spaces, as long as those
spaces are not escaped by a backslash, or inside a quoted string.
@@ -295,7 +266,8 @@ def split_quoted (s):
# This is a nice algorithm for splitting up a single string, since it
# doesn't require character-by-character examination. It was a little
# bit of a brain-bender to get it working right, though...
if _wordchars_re is None: _init_regex()
if _wordchars_re is None:
_init_regex()
s = s.strip()
words = []
@@ -308,20 +280,23 @@ def split_quoted (s):
words.append(s[:end])
break
if s[end] in string.whitespace: # unescaped, unquoted whitespace: now
words.append(s[:end]) # we definitely have a word delimiter
if s[end] in string.whitespace:
# unescaped, unquoted whitespace: now
# we definitely have a word delimiter
words.append(s[:end])
s = s[end:].lstrip()
pos = 0
elif s[end] == '\\': # preserve whatever is being escaped;
# will become part of the current word
s = s[:end] + s[end+1:]
pos = end+1
elif s[end] == '\\':
# preserve whatever is being escaped;
# will become part of the current word
s = s[:end] + s[end + 1 :]
pos = end + 1
else:
if s[end] == "'": # slurp singly-quoted string
if s[end] == "'": # slurp singly-quoted string
m = _squote_re.match(s, end)
elif s[end] == '"': # slurp doubly-quoted string
elif s[end] == '"': # slurp doubly-quoted string
m = _dquote_re.match(s, end)
else:
raise RuntimeError("this can't happen (bad char '%c')" % s[end])
@@ -330,7 +305,7 @@ def split_quoted (s):
raise ValueError("bad string (mismatched %s quotes?)" % s[end])
(beg, end) = m.span()
s = s[:beg] + s[beg+1:end-1] + s[end:]
s = s[:beg] + s[beg + 1 : end - 1] + s[end:]
pos = m.end() - 2
if pos >= len(s):
@@ -339,10 +314,11 @@ def split_quoted (s):
return words
# split_quoted ()
def execute (func, args, msg=None, verbose=0, dry_run=0):
def execute(func, args, msg=None, verbose=0, dry_run=0):
"""Perform some action that affects the outside world (eg. by
writing to the filesystem). Such actions are special because they
are disabled by the 'dry_run' flag. This method takes care of all
@@ -352,8 +328,8 @@ def execute (func, args, msg=None, verbose=0, dry_run=0):
print.
"""
if msg is None:
msg = "%s%r" % (func.__name__, args)
if msg[-2:] == ',)': # correct for singleton tuple
msg = "{}{!r}".format(func.__name__, args)
if msg[-2:] == ',)': # correct for singleton tuple
msg = msg[0:-2] + ')'
log.info(msg)
@@ -361,7 +337,7 @@ def execute (func, args, msg=None, verbose=0, dry_run=0):
func(*args)
def strtobool (val):
def strtobool(val):
"""Convert a string representation of truth to true (1) or false (0).
True values are 'y', 'yes', 't', 'true', 'on', and '1'; false values
@@ -374,14 +350,19 @@ def strtobool (val):
elif val in ('n', 'no', 'f', 'false', 'off', '0'):
return 0
else:
raise ValueError("invalid truth value %r" % (val,))
raise ValueError("invalid truth value {!r}".format(val))
def byte_compile (py_files,
optimize=0, force=0,
prefix=None, base_dir=None,
verbose=1, dry_run=0,
direct=None):
def byte_compile( # noqa: C901
py_files,
optimize=0,
force=0,
prefix=None,
base_dir=None,
verbose=1,
dry_run=0,
direct=None,
):
"""Byte-compile a collection of Python source files to .pyc
files in a __pycache__ subdirectory. 'py_files' is a list
of files to compile; any files that don't end in ".py" are silently
@@ -411,10 +392,6 @@ def byte_compile (py_files,
it set to None.
"""
# Late import to fix a bootstrap issue: _posixsubprocess is built by
# setup.py, but setup.py uses distutils.
import subprocess
# nothing is done if sys.dont_write_bytecode is True
if sys.dont_write_bytecode:
raise DistutilsByteCompileError('byte-compiling is disabled.')
@@ -430,16 +407,18 @@ def byte_compile (py_files,
# optimize mode, or if either optimization level was requested by
# the caller.
if direct is None:
direct = (__debug__ and optimize == 0)
direct = __debug__ and optimize == 0
# "Indirect" byte-compilation: write a temporary script and then
# run it with the appropriate flags.
if not direct:
try:
from tempfile import mkstemp
(script_fd, script_name) = mkstemp(".py")
except ImportError:
from tempfile import mktemp
(script_fd, script_name) = None, mktemp(".py")
log.info("writing byte-compilation script '%s'", script_name)
if not dry_run:
@@ -449,10 +428,12 @@ def byte_compile (py_files,
script = open(script_name, "w")
with script:
script.write("""\
script.write(
"""\
from distutils.util import byte_compile
files = [
""")
"""
)
# XXX would be nice to write absolute filenames, just for
# safety's sake (script should be more robust in the face of
@@ -464,24 +445,22 @@ files = [
# problem is that it's really a directory, but I'm treating it
# as a dumb string, so trailing slashes and so forth matter.
#py_files = map(os.path.abspath, py_files)
#if prefix:
# prefix = os.path.abspath(prefix)
script.write(",\n".join(map(repr, py_files)) + "]\n")
script.write("""
script.write(
"""
byte_compile(files, optimize=%r, force=%r,
prefix=%r, base_dir=%r,
verbose=%r, dry_run=0,
direct=1)
""" % (optimize, force, prefix, base_dir, verbose))
"""
% (optimize, force, prefix, base_dir, verbose)
)
cmd = [sys.executable]
cmd.extend(_optim_args_from_interpreter_flags())
cmd.extend(subprocess._optim_args_from_interpreter_flags())
cmd.append(script_name)
spawn(cmd, dry_run=dry_run)
execute(os.remove, (script_name,), "removing %s" % script_name,
dry_run=dry_run)
execute(os.remove, (script_name,), "removing %s" % script_name, dry_run=dry_run)
# "Direct" byte-compilation: use the py_compile module to compile
# right here, right now. Note that the script generated in indirect
@@ -501,16 +480,17 @@ byte_compile(files, optimize=%r, force=%r,
# dfile - purported source filename (same as 'file' by default)
if optimize >= 0:
opt = '' if optimize == 0 else optimize
cfile = importlib.util.cache_from_source(
file, optimization=opt)
cfile = importlib.util.cache_from_source(file, optimization=opt)
else:
cfile = importlib.util.cache_from_source(file)
dfile = file
if prefix:
if file[:len(prefix)] != prefix:
raise ValueError("invalid prefix: filename %r doesn't start with %r"
% (file, prefix))
dfile = dfile[len(prefix):]
if file[: len(prefix)] != prefix:
raise ValueError(
"invalid prefix: filename %r doesn't start with %r"
% (file, prefix)
)
dfile = dfile[len(prefix) :]
if base_dir:
dfile = os.path.join(base_dir, dfile)
@@ -521,12 +501,10 @@ byte_compile(files, optimize=%r, force=%r,
if not dry_run:
compile(file, cfile, dfile)
else:
log.debug("skipping byte-compilation of %s to %s",
file, cfile_base)
log.debug("skipping byte-compilation of %s to %s", file, cfile_base)
# byte_compile ()
def rfc822_escape (header):
def rfc822_escape(header):
"""Return a version of the string escaped for inclusion in an
RFC-822 header, by ensuring there are 8 spaces space after each newline.
"""