/usr/lib/python2.7/dist-packages/setuptools/command/egg_info.py is in python-setuptools 20.7.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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Create a distribution's .egg-info directory and contents"""
from distutils.filelist import FileList as _FileList
from distutils.util import convert_path
from distutils import log
import distutils.errors
import distutils.filelist
import os
import re
import sys
import io
import warnings
import time
from setuptools.extern import six
from setuptools.extern.six.moves import map
from setuptools import Command
from setuptools.command.sdist import sdist
from setuptools.command.sdist import walk_revctrl
from setuptools.command.setopt import edit_config
from setuptools.command import bdist_egg
from pkg_resources import (
parse_requirements, safe_name, parse_version,
safe_version, yield_lines, EntryPoint, iter_entry_points, to_filename)
import setuptools.unicode_utils as unicode_utils
from pkg_resources.extern import packaging
try:
from setuptools_svn import svn_utils
except ImportError:
pass
class egg_info(Command):
description = "create a distribution's .egg-info directory"
user_options = [
('egg-base=', 'e', "directory containing .egg-info directories"
" (default: top of the source tree)"),
('tag-svn-revision', 'r',
"Add subversion revision ID to version number"),
('tag-date', 'd', "Add date stamp (e.g. 20050528) to version number"),
('tag-build=', 'b', "Specify explicit tag to add to version number"),
('no-svn-revision', 'R',
"Don't add subversion revision ID [default]"),
('no-date', 'D', "Don't include date stamp [default]"),
]
boolean_options = ['tag-date', 'tag-svn-revision']
negative_opt = {'no-svn-revision': 'tag-svn-revision',
'no-date': 'tag-date'}
def initialize_options(self):
self.egg_name = None
self.egg_version = None
self.egg_base = None
self.egg_info = None
self.tag_build = None
self.tag_svn_revision = 0
self.tag_date = 0
self.broken_egg_info = False
self.vtags = None
def save_version_info(self, filename):
values = dict(
egg_info=dict(
tag_svn_revision=0,
tag_date=0,
tag_build=self.tags(),
)
)
edit_config(filename, values)
def finalize_options(self):
self.egg_name = safe_name(self.distribution.get_name())
self.vtags = self.tags()
self.egg_version = self.tagged_version()
parsed_version = parse_version(self.egg_version)
try:
is_version = isinstance(parsed_version, packaging.version.Version)
spec = (
"%s==%s" if is_version else "%s===%s"
)
list(
parse_requirements(spec % (self.egg_name, self.egg_version))
)
except ValueError:
raise distutils.errors.DistutilsOptionError(
"Invalid distribution name or version syntax: %s-%s" %
(self.egg_name, self.egg_version)
)
if self.egg_base is None:
dirs = self.distribution.package_dir
self.egg_base = (dirs or {}).get('', os.curdir)
self.ensure_dirname('egg_base')
self.egg_info = to_filename(self.egg_name) + '.egg-info'
if self.egg_base != os.curdir:
self.egg_info = os.path.join(self.egg_base, self.egg_info)
if '-' in self.egg_name:
self.check_broken_egg_info()
# Set package version for the benefit of dumber commands
# (e.g. sdist, bdist_wininst, etc.)
#
self.distribution.metadata.version = self.egg_version
# If we bootstrapped around the lack of a PKG-INFO, as might be the
# case in a fresh checkout, make sure that any special tags get added
# to the version info
#
pd = self.distribution._patched_dist
if pd is not None and pd.key == self.egg_name.lower():
pd._version = self.egg_version
pd._parsed_version = parse_version(self.egg_version)
self.distribution._patched_dist = None
def write_or_delete_file(self, what, filename, data, force=False):
"""Write `data` to `filename` or delete if empty
If `data` is non-empty, this routine is the same as ``write_file()``.
If `data` is empty but not ``None``, this is the same as calling
``delete_file(filename)`. If `data` is ``None``, then this is a no-op
unless `filename` exists, in which case a warning is issued about the
orphaned file (if `force` is false), or deleted (if `force` is true).
"""
if data:
self.write_file(what, filename, data)
elif os.path.exists(filename):
if data is None and not force:
log.warn(
"%s not set in setup(), but %s exists", what, filename
)
return
else:
self.delete_file(filename)
def write_file(self, what, filename, data):
"""Write `data` to `filename` (if not a dry run) after announcing it
`what` is used in a log message to identify what is being written
to the file.
"""
log.info("writing %s to %s", what, filename)
if six.PY3:
data = data.encode("utf-8")
if not self.dry_run:
f = open(filename, 'wb')
f.write(data)
f.close()
def delete_file(self, filename):
"""Delete `filename` (if not a dry run) after announcing it"""
log.info("deleting %s", filename)
if not self.dry_run:
os.unlink(filename)
def tagged_version(self):
version = self.distribution.get_version()
# egg_info may be called more than once for a distribution,
# in which case the version string already contains all tags.
if self.vtags and version.endswith(self.vtags):
return safe_version(version)
return safe_version(version + self.vtags)
def run(self):
self.mkpath(self.egg_info)
installer = self.distribution.fetch_build_egg
for ep in iter_entry_points('egg_info.writers'):
ep.require(installer=installer)
writer = ep.resolve()
writer(self, ep.name, os.path.join(self.egg_info, ep.name))
# Get rid of native_libs.txt if it was put there by older bdist_egg
nl = os.path.join(self.egg_info, "native_libs.txt")
if os.path.exists(nl):
self.delete_file(nl)
self.find_sources()
def tags(self):
version = ''
if self.tag_build:
version += self.tag_build
if self.tag_svn_revision:
version += '-r%s' % self.get_svn_revision()
if self.tag_date:
version += time.strftime("-%Y%m%d")
return version
@staticmethod
def get_svn_revision():
if 'svn_utils' not in globals():
return "0"
return str(svn_utils.SvnInfo.load(os.curdir).get_revision())
def find_sources(self):
"""Generate SOURCES.txt manifest file"""
manifest_filename = os.path.join(self.egg_info, "SOURCES.txt")
mm = manifest_maker(self.distribution)
mm.manifest = manifest_filename
mm.run()
self.filelist = mm.filelist
def check_broken_egg_info(self):
bei = self.egg_name + '.egg-info'
if self.egg_base != os.curdir:
bei = os.path.join(self.egg_base, bei)
if os.path.exists(bei):
log.warn(
"-" * 78 + '\n'
"Note: Your current .egg-info directory has a '-' in its name;"
'\nthis will not work correctly with "setup.py develop".\n\n'
'Please rename %s to %s to correct this problem.\n' + '-' * 78,
bei, self.egg_info
)
self.broken_egg_info = self.egg_info
self.egg_info = bei # make it work for now
class FileList(_FileList):
"""File list that accepts only existing, platform-independent paths"""
def append(self, item):
if item.endswith('\r'): # Fix older sdists built on Windows
item = item[:-1]
path = convert_path(item)
if self._safe_path(path):
self.files.append(path)
def extend(self, paths):
self.files.extend(filter(self._safe_path, paths))
def _repair(self):
"""
Replace self.files with only safe paths
Because some owners of FileList manipulate the underlying
``files`` attribute directly, this method must be called to
repair those paths.
"""
self.files = list(filter(self._safe_path, self.files))
def _safe_path(self, path):
enc_warn = "'%s' not %s encodable -- skipping"
# To avoid accidental trans-codings errors, first to unicode
u_path = unicode_utils.filesys_decode(path)
if u_path is None:
log.warn("'%s' in unexpected encoding -- skipping" % path)
return False
# Must ensure utf-8 encodability
utf8_path = unicode_utils.try_encode(u_path, "utf-8")
if utf8_path is None:
log.warn(enc_warn, path, 'utf-8')
return False
try:
# accept is either way checks out
if os.path.exists(u_path) or os.path.exists(utf8_path):
return True
# this will catch any encode errors decoding u_path
except UnicodeEncodeError:
log.warn(enc_warn, path, sys.getfilesystemencoding())
class manifest_maker(sdist):
template = "MANIFEST.in"
def initialize_options(self):
self.use_defaults = 1
self.prune = 1
self.manifest_only = 1
self.force_manifest = 1
def finalize_options(self):
pass
def run(self):
self.filelist = FileList()
if not os.path.exists(self.manifest):
self.write_manifest() # it must exist so it'll get in the list
self.filelist.findall()
self.add_defaults()
if os.path.exists(self.template):
self.read_template()
self.prune_file_list()
self.filelist.sort()
self.filelist.remove_duplicates()
self.write_manifest()
def _manifest_normalize(self, path):
path = unicode_utils.filesys_decode(path)
return path.replace(os.sep, '/')
def write_manifest(self):
"""
Write the file list in 'self.filelist' to the manifest file
named by 'self.manifest'.
"""
self.filelist._repair()
# Now _repairs should encodability, but not unicode
files = [self._manifest_normalize(f) for f in self.filelist.files]
msg = "writing manifest file '%s'" % self.manifest
self.execute(write_file, (self.manifest, files), msg)
def warn(self, msg): # suppress missing-file warnings from sdist
if not msg.startswith("standard file not found:"):
sdist.warn(self, msg)
def add_defaults(self):
sdist.add_defaults(self)
self.filelist.append(self.template)
self.filelist.append(self.manifest)
rcfiles = list(walk_revctrl())
if rcfiles:
self.filelist.extend(rcfiles)
elif os.path.exists(self.manifest):
self.read_manifest()
ei_cmd = self.get_finalized_command('egg_info')
self._add_egg_info(cmd=ei_cmd)
self.filelist.include_pattern("*", prefix=ei_cmd.egg_info)
def _add_egg_info(self, cmd):
"""
Add paths for egg-info files for an external egg-base.
The egg-info files are written to egg-base. If egg-base is
outside the current working directory, this method
searchs the egg-base directory for files to include
in the manifest. Uses distutils.filelist.findall (which is
really the version monkeypatched in by setuptools/__init__.py)
to perform the search.
Since findall records relative paths, prefix the returned
paths with cmd.egg_base, so add_default's include_pattern call
(which is looking for the absolute cmd.egg_info) will match
them.
"""
if cmd.egg_base == os.curdir:
# egg-info files were already added by something else
return
discovered = distutils.filelist.findall(cmd.egg_base)
resolved = (os.path.join(cmd.egg_base, path) for path in discovered)
self.filelist.allfiles.extend(resolved)
def prune_file_list(self):
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)
sep = re.escape(os.sep)
self.filelist.exclude_pattern(r'(^|' + sep + r')(RCS|CVS|\.svn)' + sep,
is_regex=1)
def write_file(filename, contents):
"""Create a file with the specified name and write 'contents' (a
sequence of strings without line terminators) to it.
"""
contents = "\n".join(contents)
# assuming the contents has been vetted for utf-8 encoding
contents = contents.encode("utf-8")
with open(filename, "wb") as f: # always write POSIX-style manifest
f.write(contents)
def write_pkg_info(cmd, basename, filename):
log.info("writing %s", filename)
if not cmd.dry_run:
metadata = cmd.distribution.metadata
metadata.version, oldver = cmd.egg_version, metadata.version
metadata.name, oldname = cmd.egg_name, metadata.name
try:
# write unescaped data to PKG-INFO, so older pkg_resources
# can still parse it
metadata.write_pkg_info(cmd.egg_info)
finally:
metadata.name, metadata.version = oldname, oldver
safe = getattr(cmd.distribution, 'zip_safe', None)
bdist_egg.write_safety_flag(cmd.egg_info, safe)
def warn_depends_obsolete(cmd, basename, filename):
if os.path.exists(filename):
log.warn(
"WARNING: 'depends.txt' is not used by setuptools 0.6!\n"
"Use the install_requires/extras_require setup() args instead."
)
def _write_requirements(stream, reqs):
lines = yield_lines(reqs or ())
append_cr = lambda line: line + '\n'
lines = map(append_cr, lines)
stream.writelines(lines)
def write_requirements(cmd, basename, filename):
dist = cmd.distribution
data = six.StringIO()
_write_requirements(data, dist.install_requires)
extras_require = dist.extras_require or {}
for extra in sorted(extras_require):
data.write('\n[{extra}]\n'.format(**vars()))
_write_requirements(data, extras_require[extra])
cmd.write_or_delete_file("requirements", filename, data.getvalue())
def write_setup_requirements(cmd, basename, filename):
data = StringIO()
_write_requirements(data, cmd.distribution.setup_requires)
cmd.write_or_delete_file("setup-requirements", filename, data.getvalue())
def write_toplevel_names(cmd, basename, filename):
pkgs = dict.fromkeys(
[
k.split('.', 1)[0]
for k in cmd.distribution.iter_distribution_names()
]
)
cmd.write_file("top-level names", filename, '\n'.join(sorted(pkgs)) + '\n')
def overwrite_arg(cmd, basename, filename):
write_arg(cmd, basename, filename, True)
def write_arg(cmd, basename, filename, force=False):
argname = os.path.splitext(basename)[0]
value = getattr(cmd.distribution, argname, None)
if value is not None:
value = '\n'.join(value) + '\n'
cmd.write_or_delete_file(argname, filename, value, force)
def write_entries(cmd, basename, filename):
ep = cmd.distribution.entry_points
if isinstance(ep, six.string_types) or ep is None:
data = ep
elif ep is not None:
data = []
for section, contents in sorted(ep.items()):
if not isinstance(contents, six.string_types):
contents = EntryPoint.parse_group(section, contents)
contents = '\n'.join(sorted(map(str, contents.values())))
data.append('[%s]\n%s\n\n' % (section, contents))
data = ''.join(data)
cmd.write_or_delete_file('entry points', filename, data, True)
def get_pkg_info_revision():
"""
Get a -r### off of PKG-INFO Version in case this is an sdist of
a subversion revision.
"""
warnings.warn("get_pkg_info_revision is deprecated.", DeprecationWarning)
if os.path.exists('PKG-INFO'):
with io.open('PKG-INFO') as f:
for line in f:
match = re.match(r"Version:.*-r(\d+)\s*$", line)
if match:
return int(match.group(1))
return 0
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