def __init__(self, filename=None, mode='r', fileobj=None):
ArFile.__init__(self, filename, mode, fileobj)
actual_names = set(self.getnames())
def compressed_part_name(basename):
global PART_EXTS
candidates = [ '%s.%s' % (basename, ext) for ext in PART_EXTS ]
parts = actual_names.intersection(set(candidates))
if not parts:
raise DebError("missing required part in given .deb" \
" (expected one of: %s)" % candidates)
elif len(parts) > 1:
raise DebError("too many parts in given .deb" \
" (was looking for only one of: %s)" % candidates)
else: # singleton list
return list(parts)[0]
if not INFO_PART in actual_names:
raise DebError("missing required part in given .deb" \
" (expected: '%s')" % INFO_PART)
self.__parts = {}
self.__parts[CTRL_PART] = DebControl(self.getmember(
compressed_part_name(CTRL_PART)))
self.__parts[DATA_PART] = DebData(self.getmember(
compressed_part_name(DATA_PART)))
self.__pkgname = None # updated lazily by __updatePkgName
f = self.getmember(INFO_PART)
self.__version = f.read().strip()
f.close()
def __init__(self, filename=None, mode='r', fileobj=None):
# type: (str, str, IO[bytes]) -> None
ArFile.__init__(self, filename, mode, fileobj)
actual_names = set(self.getnames())
def compressed_part_name(basename):
# type: (str) -> str
candidates = ['%s.%s' % (basename, ext) for ext in PART_EXTS]
# also permit uncompressed data.tar and control.tar
if basename in (DATA_PART, CTRL_PART):
candidates.append(basename)
parts = actual_names.intersection(set(candidates))
if not parts:
raise DebError(
"missing required part in given .deb"
" (expected one of: %s)" % candidates)
if len(parts) > 1:
raise DebError(
"too many parts in given .deb"
" (was looking for only one of: %s)" % candidates)
return list(parts)[0] # singleton list
if INFO_PART not in actual_names:
raise DebError(
"missing required part in given .deb"
" (expected: '%s')" % INFO_PART)
self.__parts = {} # type: Dict[str, DebPart]
self.__parts[CTRL_PART] = DebControl(self.getmember(
compressed_part_name(CTRL_PART)))
self.__parts[DATA_PART] = DebData(self.getmember(
compressed_part_name(DATA_PART)))
self.__pkgname = None # updated lazily by __updatePkgName
f = self.getmember(INFO_PART)
self.__version = f.read().strip()
f.close()
