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from distutils import log
import distutils.command.sdist as orig
import os
import sys
import io
import contextlib
from itertools import chain
from .py36compat import sdist_add_defaults
from .._importlib import metadata
from .build import _ORIGINAL_SUBCOMMANDS
_default_revctrl = list
def walk_revctrl(dirname=''):
"""Find all files under revision control"""
for ep in metadata.entry_points(group='setuptools.file_finders'):
for item in ep.load()(dirname):
yield item
class sdist(sdist_add_defaults, orig.sdist):
"""Smart sdist that finds anything supported by revision control"""
user_options = [
('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]"),
('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]"),
]
negative_opt = {}
README_EXTENSIONS = ['', '.rst', '.txt', '.md']
READMES = tuple('README{0}'.format(ext) for ext in README_EXTENSIONS)
def run(self):
self.run_command('egg_info')
ei_cmd = self.get_finalized_command('egg_info')
self.filelist = ei_cmd.filelist
self.filelist.append(os.path.join(ei_cmd.egg_info, 'SOURCES.txt'))
self.check_readme()
# Run sub commands
for cmd_name in self.get_sub_commands():
self.run_command(cmd_name)
self.make_distribution()
dist_files = getattr(self.distribution, 'dist_files', [])
for file in self.archive_files:
data = ('sdist', '', file)
if data not in dist_files:
dist_files.append(data)
def initialize_options(self):
orig.sdist.initialize_options(self)
self._default_to_gztar()
def _default_to_gztar(self):
# only needed on Python prior to 3.6.
if sys.version_info >= (3, 6, 0, 'beta', 1):
return
self.formats = ['gztar']
def make_distribution(self):
"""
Workaround for #516
"""
with self._remove_os_link():
orig.sdist.make_distribution(self)
@staticmethod
@contextlib.contextmanager
def _remove_os_link():
"""
In a context, remove and restore os.link if it exists
"""
class NoValue:
pass
orig_val = getattr(os, 'link', NoValue)
try:
del os.link
except Exception:
pass
try:
yield
finally:
if orig_val is not NoValue:
setattr(os, 'link', orig_val)
def add_defaults(self):
super().add_defaults()
self._add_defaults_build_sub_commands()
def _add_defaults_optional(self):
super()._add_defaults_optional()
if os.path.isfile('pyproject.toml'):
self.filelist.append('pyproject.toml')
def _add_defaults_python(self):
"""getting python files"""
if self.distribution.has_pure_modules():
build_py = self.get_finalized_command('build_py')
self.filelist.extend(build_py.get_source_files())
self._add_data_files(self._safe_data_files(build_py))
def _add_defaults_build_sub_commands(self):
build = self.get_finalized_command("build")
missing_cmds = set(build.get_sub_commands()) - _ORIGINAL_SUBCOMMANDS
# ^-- the original built-in sub-commands are already handled by default.
cmds = (self.get_finalized_command(c) for c in missing_cmds)
files = (c.get_source_files() for c in cmds if hasattr(c, "get_source_files"))
self.filelist.extend(chain.from_iterable(files))
def _safe_data_files(self, build_py):
"""
Since the ``sdist`` class is also used to compute the MANIFEST
(via :obj:`setuptools.command.egg_info.manifest_maker`),
there might be recursion problems when trying to obtain the list of
data_files and ``include_package_data=True`` (which in turn depends on
the files included in the MANIFEST).
To avoid that, ``manifest_maker`` should be able to overwrite this
method and avoid recursive attempts to build/analyze the MANIFEST.
"""
return build_py.data_files
def _add_data_files(self, data_files):
"""
Add data files as found in build_py.data_files.
"""
self.filelist.extend(
os.path.join(src_dir, name)
for _, src_dir, _, filenames in data_files
for name in filenames
)
def _add_defaults_data_files(self):
try:
super()._add_defaults_data_files()
except TypeError:
log.warn("data_files contains unexpected objects")
def check_readme(self):
for f in self.READMES:
if os.path.exists(f):
return
else:
self.warn(
"standard file not found: should have one of " +
', '.join(self.READMES)
)
def make_release_tree(self, base_dir, files):
orig.sdist.make_release_tree(self, base_dir, files)
# Save any egg_info command line options used to create this sdist
dest = os.path.join(base_dir, 'setup.cfg')
if hasattr(os, 'link') and os.path.exists(dest):
# unlink and re-copy, since it might be hard-linked, and
# we don't want to change the source version
os.unlink(dest)
self.copy_file('setup.cfg', dest)
self.get_finalized_command('egg_info').save_version_info(dest)
def _manifest_is_not_generated(self):
# check for special comment used in 2.7.1 and higher
if not os.path.isfile(self.manifest):
return False
with io.open(self.manifest, 'rb') as fp:
first_line = fp.readline()
return (first_line !=
'# file GENERATED by distutils, do NOT edit\n'.encode())
def read_manifest(self):
"""Read the manifest file (named by 'self.manifest') and use it to
fill in 'self.filelist', the list of files to include in the source
distribution.
"""
log.info("reading manifest file '%s'", self.manifest)
manifest = open(self.manifest, 'rb')
for line in manifest:
# The manifest must contain UTF-8. See #303.
try:
line = line.decode('UTF-8')
except UnicodeDecodeError:
log.warn("%r not UTF-8 decodable -- skipping" % line)
continue
# ignore comments and blank lines
line = line.strip()
if line.startswith('#') or not line:
continue
self.filelist.append(line)
manifest.close()
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