/usr/share/dh-python/dh_python3 is in dh-python 2.20151103ubuntu1.
This file is owned by root:root, with mode 0o755.
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# vim: et ts=4 sw=4
# Copyright © 2010-2013 Piotr Ożarowski <piotr@debian.org>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
import logging
import os
import re
import sys
from optparse import OptionParser, SUPPRESS_HELP
from os.path import exists, join
from shutil import copy as fcopy
from dhpython.debhelper import DebHelper
from dhpython.depends import Dependencies
from dhpython.interpreter import Interpreter, EXTFILE_RE
from dhpython.version import supported, default, Version, VersionRange
from dhpython.pydist import validate as validate_pydist
from dhpython.fs import fix_locations, Scan
from dhpython.option import Option
from dhpython.tools import pyinstall, pyremove
# initialize script
logging.basicConfig(format='%(levelname).1s: dh_python3 '
'%(module)s:%(lineno)d: %(message)s')
log = logging.getLogger('dhpython')
os.umask(0o22)
DEFAULT = default('cpython3')
SUPPORTED = supported('cpython3')
class Scanner(Scan):
def handle_ext(self, fpath):
path, fname = fpath.rsplit('/', 1)
tagver = EXTFILE_RE.search(fname)
if tagver is None:
# yeah, python3.1 is not covered, but we don't want to
# mess with non-Python libraries, don't we?
return
tagver = tagver.groupdict()['ver']
if tagver is None:
return
tagver = Version("%s.%s" % (tagver[0], tagver[1]))
return tagver
def main():
usage = '%prog -p PACKAGE [-V [X.Y][-][A.B]] DIR [-X REGEXPR]\n'
parser = OptionParser(usage, version='%prog 2.20151103ubuntu1', option_class=Option)
parser.add_option('--no-guessing-deps', action='store_false',
dest='guess_deps', default=True,
help='disable guessing dependencies')
parser.add_option('--skip-private', action='store_true', default=False,
help='don\'t check private directories')
parser.add_option('-v', '--verbose', action='store_true', default=False,
help='turn verbose mode on')
# arch=False->arch:all only, arch=True->arch:any only, None->all of them
parser.add_option('-i', '--indep', action='store_false',
dest='arch', default=None,
help='act on architecture independent packages')
parser.add_option('-a', '-s', '--arch', action='store_true',
dest='arch', help='act on architecture dependent packages')
parser.add_option('-q', '--quiet', action='store_false', dest='verbose',
help='be quiet')
parser.add_option('-p', '--package', action='append',
help='act on the package named PACKAGE')
parser.add_option('-N', '--no-package', action='append',
help='do not act on the specified package')
parser.add_option('--compile-all', action='store_true', default=False,
help='compile all files from given private directory '
'in postinst, not just the ones provided by the '
'package')
parser.add_option('-V', type='version_range', dest='vrange',
help='specify list of supported Python versions. ' +
'See py3compile(1) for examples')
parser.add_option('-X', '--exclude', action='append', dest='regexpr',
help='exclude items that match given REGEXPR. You may '
'use this option multiple times to build up a list'
' of things to exclude.')
parser.add_option('--depends', action='append',
help='translate given requirements into Debian '
'dependencies and add them to ${python3:Depends}. '
'Use it for missing items in requires.txt.')
parser.add_option('--recommends', action='append',
help='translate given requirements into Debian '
'dependencies and add them to ${python3:Recommends}')
parser.add_option('--suggests', action='append',
help='translate given requirements into Debian '
'dependencies and add them to ${python3:Suggests}')
parser.add_option('--requires', action='append',
help='translate requirements from given file into Debian '
'dependencies and add them to ${python3:Depends}')
parser.add_option('--shebang',
help='use given command as shebang in scripts')
parser.add_option('--ignore-shebangs', action='store_true', default=False,
help='do not translate shebangs into Debian dependencies')
parser.add_option('--no-dbg-cleaning', action='store_false',
dest='clean_dbg_pkg', default=True,
help='do not remove files from debug packages')
parser.add_option('--no-ext-rename', action='store_true',
default=False, help='do not add magic tags nor multiarch'
' tuples to extension file names)')
parser.add_option('--no-shebang-rewrite', action='store_true',
default=False, help='do not rewrite shebangs')
# ignore some debhelper options:
parser.add_option('-O', help=SUPPRESS_HELP)
options, args = parser.parse_args(sys.argv[1:] +
os.environ.get('DH_OPTIONS', '').split())
# regexpr option type is not used so lets check patterns here
for pattern in options.regexpr or []:
# fail now rather than at runtime
try:
pattern = re.compile(pattern)
except Exception:
log.error('regular expression is not valid: %s', pattern)
exit(1)
if not args:
private_dir = None
else:
private_dir = args[0]
if not private_dir.startswith('/'):
# handle usr/share/foo dirs (without leading slash)
private_dir = '/' + private_dir
# TODO: support more than one private dir at the same time (see :meth:scan)
if options.skip_private:
private_dir = False
if options.verbose or os.environ.get('DH_VERBOSE') == '1':
log.setLevel(logging.DEBUG)
log.debug('version: 2.20151103ubuntu1')
log.debug('argv: %s', sys.argv)
log.debug('options: %s', options)
log.debug('args: %s', args)
log.debug('supported Python versions: %s (default=%s)',
','.join(str(v) for v in SUPPORTED), DEFAULT)
else:
log.setLevel(logging.INFO)
try:
dh = DebHelper(options, impl='cpython3')
except Exception as e:
log.error('cannot initialize DebHelper: %s', e)
exit(2)
if not options.vrange and dh.python_version:
options.vrange = VersionRange(dh.python_version)
interpreter = Interpreter('python3')
for package, pdetails in dh.packages.items():
if options.arch is False and pdetails['arch'] != 'all' or \
options.arch is True and pdetails['arch'] == 'all':
continue
log.debug('processing package %s...', package)
interpreter.debug = package.endswith('-dbg')
if not private_dir:
try:
pyinstall(interpreter, package, options.vrange)
except Exception as err:
log.error("%s.pyinstall: %s", package, err)
exit(4)
try:
pyremove(interpreter, package, options.vrange)
except Exception as err:
log.error("%s.pyremove: %s", package, err)
exit(5)
fix_locations(package, interpreter, SUPPORTED, options)
stats = Scanner(interpreter, package, private_dir, options).result
dependencies = Dependencies(package, 'cpython3')
dependencies.parse(stats, options)
if stats['ext_vers']:
dh.addsubstvar(package, 'python3:Versions',
', '.join(str(v) for v in sorted(stats['ext_vers'])))
ps = package.split('-', 1)
if len(ps) > 1 and ps[0] == 'python3':
dh.addsubstvar(package, 'python3:Provides',
', '.join("python%s-%s" % (i, ps[1])
for i in sorted(stats['ext_vers'])))
pyclean_added = False # invoke pyclean only once in maintainer script
if stats['compile']:
args = ''
if options.vrange:
args += "-V %s" % options.vrange
dh.autoscript(package, 'postinst', 'postinst-py3compile', args)
dh.autoscript(package, 'prerm', 'prerm-py3clean', '')
pyclean_added = True
for pdir, details in sorted(stats['private_dirs'].items()):
if not details.get('compile'):
continue
if not pyclean_added:
dh.autoscript(package, 'prerm', 'prerm-py3clean', '')
pyclean_added = True
args = pdir
ext_for = details.get('ext_vers')
ext_no_version = details.get('ext_no_version')
if ext_for is None and not ext_no_version: # no extension
shebang_versions = list(i.version for i in details.get('shebangs', [])
if i.version and i.version.minor)
if not options.ignore_shebangs and len(shebang_versions) == 1:
# only one version from shebang
args += " -V %s" % shebang_versions[0]
elif options.vrange and options.vrange != (None, None):
args += " -V %s" % options.vrange
elif ext_no_version:
# at least one extension's version not detected
if options.vrange and '-' not in str(options.vrange):
ver = str(options.vrange)
else: # try shebang or default Python version
ver = (list(i.version for i in details.get('shebangs', [])
if i.version and i.version.minor) or [None])[0] or DEFAULT
dependencies.depend("python%s" % ver)
args += " -V %s" % ver
else:
extensions = sorted(ext_for)
vr = VersionRange(minver=extensions[0], maxver=extensions[-1])
args += " -V %s" % vr
for pattern in options.regexpr or []:
args += " -X '%s'" % pattern.replace("'", r"'\''")
dh.autoscript(package, 'postinst', 'postinst-py3compile', args)
dependencies.export_to(dh)
pydist_file = join('debian', "%s.pydist" % package)
if exists(pydist_file):
if not validate_pydist(pydist_file):
log.warning("%s.pydist file is invalid", package)
else:
dstdir = join('debian', package, 'usr/share/python3/dist/')
if not exists(dstdir):
os.makedirs(dstdir)
fcopy(pydist_file, join(dstdir, package))
dh.save()
if __name__ == '__main__':
main()
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