398     def __init__(self, name, mode, comptype, fileobj, bufsize):  argument
402         if fileobj is None:
403             fileobj = _LowLevelFile(name, mode)
409             fileobj = _StreamProxy(fileobj)
410             comptype = fileobj.getcomptype()
415         self.fileobj  = fileobj
446                 self.fileobj.close()
485             self.fileobj.write(self.buf[:self.bufsize])
501                 self.fileobj.write(self.buf)
510                     self.fileobj.write(struct.pack("<L", self.crc & 0xffffffffL))
511                     self.fileobj.write(struct.pack("<L", self.pos & 0xffffFFFFL))
514                 self.fileobj.close()
612             buf = self.fileobj.read(self.bufsize)
627     def __init__(self, fileobj):  argument
628         self.fileobj = fileobj
629         self.buf = self.fileobj.read(BLOCKSIZE)
632         self.read = self.fileobj.read
643         self.fileobj.close()
656     def __init__(self, fileobj, mode):  argument
657         self.fileobj = fileobj
659         self.name = getattr(self.fileobj, "name", None)
667             self.fileobj.seek(0)
676             raw = self.fileobj.read(self.blocksize)
700         self.fileobj.write(raw)
705             self.fileobj.write(raw)
717     def __init__(self, fileobj, offset, size, sparse=None):  argument
718         self.fileobj = fileobj
748         buf = self.fileobj.read(size)
756         self.fileobj.seek(self.offset + self.position)
784             self.fileobj.seek(self.offset + realpos)
800         self.fileobj = _FileInFile(tarfile.fileobj,
829             buf += self.fileobj.read()
831             buf += self.fileobj.read(size - len(buf))
849                 buf = self.fileobj.read(self.blocksize)
904         self.fileobj.seek(self.position)
1251         buf = tarfile.fileobj.read(BLOCKSIZE)
1253         obj.offset = tarfile.fileobj.tell() - BLOCKSIZE
1284         self.offset_data = tarfile.fileobj.tell()
1301         buf = tarfile.fileobj.read(self._block(self.size))
1348             buf = tarfile.fileobj.read(BLOCKSIZE)
1369         self.offset_data = tarfile.fileobj.tell()
1380         buf = tarfile.fileobj.read(self._block(self.size))
1513     def __init__(self, name=None, mode="r", fileobj=None, format=None,  argument
1530         if not fileobj:
1535             fileobj = bltn_open(name, self._mode)
1538             if name is None and hasattr(fileobj, "name"):
1539                 name = fileobj.name
1540             if hasattr(fileobj, "mode"):
1541                 self._mode = fileobj.mode
1544         self.fileobj = fileobj
1579         self.offset = self.fileobj.tell()
1593                     self.fileobj.seek(self.offset)
1598                         self.fileobj.seek(self.offset)
1608                     self.fileobj.write(buf)
1612                 self.fileobj.close()
1640     def open(cls, name=None, mode="r", fileobj=None, bufsize=RECORDSIZE, **kwargs):  argument
1663         if not name and not fileobj:
1672                 if fileobj is not None:
1673                     saved_pos = fileobj.tell()
1675                     return func(name, "r", fileobj, **kwargs)
1677                     if fileobj is not None:
1678                         fileobj.seek(saved_pos)
1693             return func(name, filemode, fileobj, **kwargs)
1703             stream = _Stream(name, filemode, comptype, fileobj, bufsize)
1713             return cls.taropen(name, mode, fileobj, **kwargs)
1718     def taropen(cls, name, mode="r", fileobj=None, **kwargs):  argument
1723         return cls(name, mode, fileobj, **kwargs)
1726     def gzopen(cls, name, mode="r", fileobj=None, compresslevel=9, **kwargs):  argument
1740             fileobj = gzip.GzipFile(name, mode, compresslevel, fileobj)
1742             if fileobj is not None and mode == 'r':
1747             t = cls.taropen(name, mode, fileobj, **kwargs)
1749             fileobj.close()
1754             fileobj.close()
1760     def bz2open(cls, name, mode="r", fileobj=None, compresslevel=9, **kwargs):  argument
1772         if fileobj is not None:
1773             fileobj = _BZ2Proxy(fileobj, mode)
1775             fileobj = bz2.BZ2File(name, mode, compresslevel=compresslevel)
1778             t = cls.taropen(name, mode, fileobj, **kwargs)
1780             fileobj.close()
1785             fileobj.close()
1810                 self.fileobj.write(NUL * (BLOCKSIZE * 2))
1816                     self.fileobj.write(NUL * (RECORDSIZE - remainder))
1819                 self.fileobj.close()
1848     def gettarinfo(self, name=None, arcname=None, fileobj=None):  argument
1860         if fileobj is not None:
1861             name = fileobj.name
1879         if fileobj is None:
1885             statres = os.fstat(fileobj.fileno())
2037     def addfile(self, tarinfo, fileobj=None):  argument
2049         self.fileobj.write(buf)
2053         if fileobj is not None:
2054             copyfileobj(fileobj, self.fileobj, tarinfo.size)
2057                 self.fileobj.write(NUL * (BLOCKSIZE - remainder))
2158             if isinstance(self.fileobj, _Stream):
2349         if self.offset != self.fileobj.tell():
2350             self.fileobj.seek(self.offset - 1)
2351             if not self.fileobj.read(1):
2477                 self.fileobj.close()