mirror of
https://github.com/python/cpython.git
synced 2025-10-31 13:41:24 +00:00
9deedf696e
wrap_text was removed in favor of standard textwrap but the removal of the function was lost in a bad merge; a change in sdist mysteriously disappeared.
343 lines
13 KiB
Python
343 lines
13 KiB
Python
"""Create a source distribution."""
|
|
|
|
import os
|
|
import re
|
|
import sys
|
|
from io import StringIO
|
|
from shutil import get_archive_formats, rmtree
|
|
|
|
from packaging import logger
|
|
from packaging.util import resolve_name
|
|
from packaging.errors import (PackagingPlatformError, PackagingOptionError,
|
|
PackagingModuleError, PackagingFileError)
|
|
from packaging.command import get_command_names
|
|
from packaging.command.cmd import Command
|
|
from packaging.manifest import Manifest
|
|
|
|
|
|
def show_formats():
|
|
"""Print all possible values for the 'formats' option (used by
|
|
the "--help-formats" command-line option).
|
|
"""
|
|
from packaging.fancy_getopt import FancyGetopt
|
|
formats = sorted(('formats=' + name, None, desc)
|
|
for name, desc in get_archive_formats())
|
|
FancyGetopt(formats).print_help(
|
|
"List of available source distribution formats:")
|
|
|
|
# a \ followed by some spaces + EOL
|
|
_COLLAPSE_PATTERN = re.compile('\\\w\n', re.M)
|
|
_COMMENTED_LINE = re.compile('^#.*\n$|^\w*\n$', re.M)
|
|
|
|
|
|
class sdist(Command):
|
|
|
|
description = "create a source distribution (tarball, zip file, etc.)"
|
|
|
|
user_options = [
|
|
('manifest=', 'm',
|
|
"name of manifest file [default: MANIFEST]"),
|
|
('use-defaults', None,
|
|
"include the default file set in the manifest "
|
|
"[default; disable with --no-defaults]"),
|
|
('no-defaults', None,
|
|
"don't include the default file set"),
|
|
('prune', None,
|
|
"specifically exclude files/directories that should not be "
|
|
"distributed (build tree, RCS/CVS dirs, etc.) "
|
|
"[default; disable with --no-prune]"),
|
|
('no-prune', None,
|
|
"don't automatically exclude anything"),
|
|
('manifest-only', 'o',
|
|
"just regenerate the manifest and then stop "),
|
|
('formats=', None,
|
|
"formats for source distribution (comma-separated list)"),
|
|
('keep-temp', 'k',
|
|
"keep the distribution tree around after creating " +
|
|
"archive file(s)"),
|
|
('dist-dir=', 'd',
|
|
"directory to put the source distribution archive(s) in "
|
|
"[default: dist]"),
|
|
('check-metadata', None,
|
|
"Ensure that all required elements of metadata "
|
|
"are supplied. Warn if any missing. [default]"),
|
|
('owner=', 'u',
|
|
"Owner name used when creating a tar file [default: current user]"),
|
|
('group=', 'g',
|
|
"Group name used when creating a tar file [default: current group]"),
|
|
('manifest-builders=', None,
|
|
"manifest builders (comma-separated list)"),
|
|
]
|
|
|
|
boolean_options = ['use-defaults', 'prune',
|
|
'manifest-only', 'keep-temp', 'check-metadata']
|
|
|
|
help_options = [
|
|
('help-formats', None,
|
|
"list available distribution formats", show_formats),
|
|
]
|
|
|
|
negative_opt = {'no-defaults': 'use-defaults',
|
|
'no-prune': 'prune'}
|
|
|
|
default_format = {'posix': 'gztar',
|
|
'nt': 'zip'}
|
|
|
|
def initialize_options(self):
|
|
self.manifest = None
|
|
# 'use_defaults': if true, we will include the default file set
|
|
# in the manifest
|
|
self.use_defaults = True
|
|
self.prune = True
|
|
self.manifest_only = False
|
|
self.formats = None
|
|
self.keep_temp = False
|
|
self.dist_dir = None
|
|
|
|
self.archive_files = None
|
|
self.metadata_check = True
|
|
self.owner = None
|
|
self.group = None
|
|
self.filelist = None
|
|
self.manifest_builders = None
|
|
|
|
def _check_archive_formats(self, formats):
|
|
supported_formats = [name for name, desc in get_archive_formats()]
|
|
for format in formats:
|
|
if format not in supported_formats:
|
|
return format
|
|
return None
|
|
|
|
def finalize_options(self):
|
|
if self.manifest is None:
|
|
self.manifest = "MANIFEST"
|
|
|
|
self.ensure_string_list('formats')
|
|
if self.formats is None:
|
|
try:
|
|
self.formats = [self.default_format[os.name]]
|
|
except KeyError:
|
|
raise PackagingPlatformError("don't know how to create source "
|
|
"distributions on platform %s" % os.name)
|
|
|
|
bad_format = self._check_archive_formats(self.formats)
|
|
if bad_format:
|
|
raise PackagingOptionError("unknown archive format '%s'" \
|
|
% bad_format)
|
|
|
|
if self.dist_dir is None:
|
|
self.dist_dir = "dist"
|
|
|
|
if self.filelist is None:
|
|
self.filelist = Manifest()
|
|
|
|
if self.manifest_builders is None:
|
|
self.manifest_builders = []
|
|
else:
|
|
if isinstance(self.manifest_builders, str):
|
|
self.manifest_builders = self.manifest_builders.split(',')
|
|
builders = []
|
|
for builder in self.manifest_builders:
|
|
builder = builder.strip()
|
|
if builder == '':
|
|
continue
|
|
try:
|
|
builder = resolve_name(builder)
|
|
except ImportError as e:
|
|
raise PackagingModuleError(e)
|
|
|
|
builders.append(builder)
|
|
|
|
self.manifest_builders = builders
|
|
|
|
def run(self):
|
|
# 'filelist' contains the list of files that will make up the
|
|
# manifest
|
|
self.filelist.clear()
|
|
|
|
# Check the package metadata
|
|
if self.metadata_check:
|
|
self.run_command('check')
|
|
|
|
# Do whatever it takes to get the list of files to process
|
|
# (process the manifest template, read an existing manifest,
|
|
# whatever). File list is accumulated in 'self.filelist'.
|
|
self.get_file_list()
|
|
|
|
# If user just wanted us to regenerate the manifest, stop now.
|
|
if self.manifest_only:
|
|
return
|
|
|
|
# Otherwise, go ahead and create the source distribution tarball,
|
|
# or zipfile, or whatever.
|
|
self.make_distribution()
|
|
|
|
def get_file_list(self):
|
|
"""Figure out the list of files to include in the source
|
|
distribution, and put it in 'self.filelist'. This might involve
|
|
reading the manifest template (and writing the manifest), or just
|
|
reading the manifest, or just using the default file set -- it all
|
|
depends on the user's options.
|
|
"""
|
|
template_exists = len(self.distribution.extra_files) > 0
|
|
if not template_exists:
|
|
logger.warning('%s: using default file list',
|
|
self.get_command_name())
|
|
self.filelist.findall()
|
|
|
|
if self.use_defaults:
|
|
self.add_defaults()
|
|
if template_exists:
|
|
template = '\n'.join(self.distribution.extra_files)
|
|
self.filelist.read_template(StringIO(template))
|
|
|
|
# call manifest builders, if any.
|
|
for builder in self.manifest_builders:
|
|
builder(self.distribution, self.filelist)
|
|
|
|
if self.prune:
|
|
self.prune_file_list()
|
|
|
|
self.filelist.write(self.manifest)
|
|
|
|
def add_defaults(self):
|
|
"""Add all the default files to self.filelist:
|
|
- all pure Python modules mentioned in setup script
|
|
- all files pointed by package_data (build_py)
|
|
- all files defined in data_files.
|
|
- all files defined as scripts.
|
|
- all C sources listed as part of extensions or C libraries
|
|
in the setup script (doesn't catch C headers!)
|
|
Everything is optional.
|
|
"""
|
|
for cmd_name in get_command_names():
|
|
try:
|
|
cmd_obj = self.get_finalized_command(cmd_name)
|
|
except PackagingOptionError:
|
|
pass
|
|
else:
|
|
self.filelist.extend(cmd_obj.get_source_files())
|
|
|
|
def prune_file_list(self):
|
|
"""Prune off branches that might slip into the file list as created
|
|
by 'read_template()', but really don't belong there:
|
|
* the build tree (typically "build")
|
|
* the release tree itself (only an issue if we ran "sdist"
|
|
previously with --keep-temp, or it aborted)
|
|
* any RCS, CVS, .svn, .hg, .git, .bzr, _darcs directories
|
|
"""
|
|
build = self.get_finalized_command('build')
|
|
base_dir = self.distribution.get_fullname()
|
|
|
|
self.filelist.exclude_pattern(None, prefix=build.build_base)
|
|
self.filelist.exclude_pattern(None, prefix=base_dir)
|
|
|
|
# pruning out vcs directories
|
|
# both separators are used under win32
|
|
if sys.platform == 'win32':
|
|
seps = r'/|\\'
|
|
else:
|
|
seps = '/'
|
|
|
|
vcs_dirs = ['RCS', 'CVS', r'\.svn', r'\.hg', r'\.git', r'\.bzr',
|
|
'_darcs']
|
|
vcs_ptrn = r'(^|%s)(%s)(%s).*' % (seps, '|'.join(vcs_dirs), seps)
|
|
self.filelist.exclude_pattern(vcs_ptrn, is_regex=True)
|
|
|
|
def make_release_tree(self, base_dir, files):
|
|
"""Create the directory tree that will become the source
|
|
distribution archive. All directories implied by the filenames in
|
|
'files' are created under 'base_dir', and then we hard link or copy
|
|
(if hard linking is unavailable) those files into place.
|
|
Essentially, this duplicates the developer's source tree, but in a
|
|
directory named after the distribution, containing only the files
|
|
to be distributed.
|
|
"""
|
|
# Create all the directories under 'base_dir' necessary to
|
|
# put 'files' there; the 'mkpath()' is just so we don't die
|
|
# if the manifest happens to be empty.
|
|
self.mkpath(base_dir)
|
|
self.create_tree(base_dir, files, dry_run=self.dry_run)
|
|
|
|
# And walk over the list of files, either making a hard link (if
|
|
# os.link exists) to each one that doesn't already exist in its
|
|
# corresponding location under 'base_dir', or copying each file
|
|
# that's out-of-date in 'base_dir'. (Usually, all files will be
|
|
# out-of-date, because by default we blow away 'base_dir' when
|
|
# we're done making the distribution archives.)
|
|
|
|
if hasattr(os, 'link'): # can make hard links on this system
|
|
link = 'hard'
|
|
msg = "making hard links in %s..." % base_dir
|
|
else: # nope, have to copy
|
|
link = None
|
|
msg = "copying files to %s..." % base_dir
|
|
|
|
if not files:
|
|
logger.warning("no files to distribute -- empty manifest?")
|
|
else:
|
|
logger.info(msg)
|
|
|
|
for file in self.distribution.metadata.requires_files:
|
|
if file not in files:
|
|
msg = "'%s' must be included explicitly in 'extra_files'" \
|
|
% file
|
|
raise PackagingFileError(msg)
|
|
|
|
for file in files:
|
|
if not os.path.isfile(file):
|
|
logger.warning("'%s' not a regular file -- skipping", file)
|
|
else:
|
|
dest = os.path.join(base_dir, file)
|
|
self.copy_file(file, dest, link=link)
|
|
|
|
self.distribution.metadata.write(os.path.join(base_dir, 'PKG-INFO'))
|
|
|
|
def make_distribution(self):
|
|
"""Create the source distribution(s). First, we create the release
|
|
tree with 'make_release_tree()'; then, we create all required
|
|
archive files (according to 'self.formats') from the release tree.
|
|
Finally, we clean up by blowing away the release tree (unless
|
|
'self.keep_temp' is true). The list of archive files created is
|
|
stored so it can be retrieved later by 'get_archive_files()'.
|
|
"""
|
|
# Don't warn about missing metadata here -- should be (and is!)
|
|
# done elsewhere.
|
|
base_dir = self.distribution.get_fullname()
|
|
base_name = os.path.join(self.dist_dir, base_dir)
|
|
|
|
self.make_release_tree(base_dir, self.filelist.files)
|
|
archive_files = [] # remember names of files we create
|
|
# tar archive must be created last to avoid overwrite and remove
|
|
if 'tar' in self.formats:
|
|
self.formats.append(self.formats.pop(self.formats.index('tar')))
|
|
|
|
for fmt in self.formats:
|
|
file = self.make_archive(base_name, fmt, base_dir=base_dir,
|
|
owner=self.owner, group=self.group)
|
|
archive_files.append(file)
|
|
self.distribution.dist_files.append(('sdist', '', file))
|
|
|
|
self.archive_files = archive_files
|
|
|
|
if not self.keep_temp:
|
|
if self.dry_run:
|
|
logger.info('removing %s', base_dir)
|
|
else:
|
|
rmtree(base_dir)
|
|
|
|
def get_archive_files(self):
|
|
"""Return the list of archive files created when the command
|
|
was run, or None if the command hasn't run yet.
|
|
"""
|
|
return self.archive_files
|
|
|
|
def create_tree(self, base_dir, files, mode=0o777, verbose=1,
|
|
dry_run=False):
|
|
need_dir = set()
|
|
for file in files:
|
|
need_dir.add(os.path.join(base_dir, os.path.dirname(file)))
|
|
|
|
# Now create them
|
|
for dir in sorted(need_dir):
|
|
self.mkpath(dir, mode, verbose=verbose, dry_run=dry_run)
|