Gecko [ tsuru-no-tsurugi.tokyo ]

Name	Size	Permission	Date
__pycache__	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
asyncio	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
collections	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
concurrent	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
ctypes	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
curses	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
dbm	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
distutils	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
email	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
encodings	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
html	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
http	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
importlib	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
json	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
lib-dynload	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
lib2to3	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
logging	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
multiprocessing	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
pydoc_data	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
sqlite3	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
test	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
unittest	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
urllib	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
venv	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
wsgiref	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
xml	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
xmlrpc	[ DIR ]	drwxr-xr-x	2026-04-10 21:14
LICENSE.txt	13.6 KB	-rw-r--r--	2026-03-03 20:49
__future__.py	5.03 KB	-rw-r--r--	2026-03-03 20:49
__phello__.foo.py	64 B	-rw-r--r--	2026-03-03 20:49
_bootlocale.py	1.76 KB	-rw-r--r--	2026-03-03 20:49
_collections_abc.py	25.49 KB	-rw-r--r--	2026-03-03 20:49
_compat_pickle.py	8.54 KB	-rw-r--r--	2026-03-03 20:49
_compression.py	5.21 KB	-rw-r--r--	2026-03-03 20:49
_dummy_thread.py	5.89 KB	-rw-r--r--	2026-03-03 20:49
_markupbase.py	14.26 KB	-rw-r--r--	2026-03-03 20:49
_osx_support.py	21.26 KB	-rw-r--r--	2026-03-03 20:49
_py_abc.py	6.04 KB	-rw-r--r--	2026-03-03 20:49
_pydecimal.py	223.31 KB	-rw-r--r--	2026-03-03 20:49
_pyio.py	90.99 KB	-rw-r--r--	2026-03-03 20:49
_sitebuiltins.py	3.04 KB	-rw-r--r--	2026-03-03 20:49
_strptime.py	24.68 KB	-rw-r--r--	2026-03-03 20:49
_sysconfigdata__linux_x86_64-linux-gnu.py	25.23 KB	-rw-r--r--	2026-03-03 20:49
_sysconfigdata__x86_64-linux-gnu.py	25.23 KB	-rw-r--r--	2026-03-03 20:49
_threading_local.py	7.05 KB	-rw-r--r--	2026-03-03 20:49
_weakrefset.py	5.6 KB	-rw-r--r--	2026-03-03 20:49
abc.py	4.38 KB	-rw-r--r--	2026-03-03 20:49
aifc.py	32.04 KB	-rw-r--r--	2026-03-03 20:49
antigravity.py	477 B	-rw-r--r--	2026-03-03 20:49
argparse.py	94.05 KB	-rw-r--r--	2026-03-03 20:49
ast.py	18.78 KB	-rw-r--r--	2026-03-03 20:49
asynchat.py	11.06 KB	-rw-r--r--	2026-03-03 20:49
asyncore.py	19.62 KB	-rw-r--r--	2026-03-03 20:49
base64.py	19.9 KB	-rwxr-xr-x	2026-03-03 20:49
bdb.py	31.3 KB	-rw-r--r--	2026-03-03 20:49
binhex.py	13.63 KB	-rw-r--r--	2026-03-03 20:49
bisect.py	2.16 KB	-rw-r--r--	2026-03-03 20:49
bz2.py	12.26 KB	-rw-r--r--	2026-03-03 20:49
cProfile.py	6.83 KB	-rwxr-xr-x	2026-03-03 20:49
calendar.py	24.25 KB	-rw-r--r--	2026-03-03 20:49
cgi.py	33.14 KB	-rwxr-xr-x	2026-03-03 20:49
cgitb.py	11.81 KB	-rw-r--r--	2026-03-03 20:49
chunk.py	5.31 KB	-rw-r--r--	2026-03-03 20:49
cmd.py	14.51 KB	-rw-r--r--	2026-03-03 20:49
code.py	10.37 KB	-rw-r--r--	2026-03-03 20:49
codecs.py	35.81 KB	-rw-r--r--	2026-03-03 20:49
codeop.py	6.18 KB	-rw-r--r--	2026-03-03 20:49
colorsys.py	3.97 KB	-rw-r--r--	2026-03-03 20:49
compileall.py	13.36 KB	-rw-r--r--	2026-03-03 20:49
configparser.py	53.1 KB	-rw-r--r--	2026-03-03 20:49
contextlib.py	24.41 KB	-rw-r--r--	2026-03-03 20:49
contextvars.py	129 B	-rw-r--r--	2026-03-03 20:49
copy.py	8.46 KB	-rw-r--r--	2026-03-03 20:49
copyreg.py	6.97 KB	-rw-r--r--	2026-03-03 20:49
crypt.py	3.53 KB	-rw-r--r--	2026-03-03 20:49
csv.py	15.77 KB	-rw-r--r--	2026-03-03 20:49
dataclasses.py	48.8 KB	-rw-r--r--	2026-03-03 20:49
datetime.py	86.22 KB	-rw-r--r--	2026-03-03 20:49
decimal.py	320 B	-rw-r--r--	2026-03-03 20:49
difflib.py	82.09 KB	-rw-r--r--	2026-03-03 20:49
dis.py	20.09 KB	-rw-r--r--	2026-03-03 20:49
doctest.py	102.09 KB	-rw-r--r--	2026-03-03 20:49
dummy_threading.py	2.75 KB	-rw-r--r--	2026-03-03 20:49
enum.py	37.24 KB	-rw-r--r--	2026-03-03 20:49
filecmp.py	9.6 KB	-rw-r--r--	2026-03-03 20:49
fileinput.py	14.36 KB	-rw-r--r--	2026-03-03 20:49
fnmatch.py	3.98 KB	-rw-r--r--	2026-03-03 20:49
formatter.py	14.79 KB	-rw-r--r--	2026-03-03 20:49
fractions.py	23.76 KB	-rw-r--r--	2026-03-03 20:49
ftplib.py	34.31 KB	-rw-r--r--	2026-03-03 20:49
functools.py	36.53 KB	-rw-r--r--	2026-03-03 20:49
genericpath.py	4.86 KB	-rw-r--r--	2026-03-03 20:49
getopt.py	7.31 KB	-rw-r--r--	2026-03-03 20:49
getpass.py	5.85 KB	-rw-r--r--	2026-03-03 20:49
gettext.py	26.92 KB	-rw-r--r--	2026-03-03 20:49
glob.py	5.56 KB	-rw-r--r--	2026-03-03 20:49
gzip.py	20.91 KB	-rw-r--r--	2026-03-03 20:49
hashlib.py	9.5 KB	-rw-r--r--	2026-03-03 20:49
heapq.py	22.34 KB	-rw-r--r--	2026-03-03 20:49
hmac.py	6.47 KB	-rw-r--r--	2026-03-03 20:49
imaplib.py	52.35 KB	-rw-r--r--	2026-03-03 20:49
imghdr.py	3.72 KB	-rw-r--r--	2026-03-03 20:49
imp.py	10.29 KB	-rw-r--r--	2026-03-03 20:49
inspect.py	115.77 KB	-rw-r--r--	2026-03-03 20:49
io.py	3.46 KB	-rw-r--r--	2026-03-03 20:49
ipaddress.py	74.55 KB	-rw-r--r--	2026-03-03 20:49
keyword.py	945 B	-rw-r--r--	2026-03-03 20:49
linecache.py	5.21 KB	-rw-r--r--	2026-03-03 20:49
locale.py	76.36 KB	-rw-r--r--	2026-03-03 20:49
lzma.py	12.68 KB	-rw-r--r--	2026-03-03 20:49
mailbox.py	76.82 KB	-rw-r--r--	2026-03-03 20:49
mailcap.py	8.85 KB	-rw-r--r--	2026-03-03 20:49
mimetypes.py	21.16 KB	-rw-r--r--	2026-03-03 20:49
modulefinder.py	23.86 KB	-rw-r--r--	2026-03-03 20:49
netrc.py	5.44 KB	-rw-r--r--	2026-03-03 20:49
nntplib.py	42.25 KB	-rw-r--r--	2026-03-03 20:49
ntpath.py	25.21 KB	-rw-r--r--	2026-03-03 20:49
nturl2path.py	2.82 KB	-rw-r--r--	2026-03-03 20:49
numbers.py	10 KB	-rw-r--r--	2026-03-03 20:49
opcode.py	5.67 KB	-rw-r--r--	2026-03-03 20:49
operator.py	10.46 KB	-rw-r--r--	2026-03-03 20:49
optparse.py	58.95 KB	-rw-r--r--	2026-03-03 20:49
os.py	38.08 KB	-rw-r--r--	2026-03-03 20:49
pathlib.py	51.38 KB	-rw-r--r--	2026-03-03 20:49
pdb.py	61.27 KB	-rwxr-xr-x	2026-03-03 20:49
pickle.py	62.96 KB	-rw-r--r--	2026-03-03 20:49
pickletools.py	91.29 KB	-rw-r--r--	2026-03-03 20:49
pipes.py	8.71 KB	-rw-r--r--	2026-03-03 20:49
pkgutil.py	20.96 KB	-rw-r--r--	2026-03-03 20:49
platform.py	39.48 KB	-rwxr-xr-x	2026-03-03 20:49
plistlib.py	31.7 KB	-rw-r--r--	2026-03-03 20:49
poplib.py	14.72 KB	-rw-r--r--	2026-03-03 20:49
posixpath.py	15.14 KB	-rw-r--r--	2026-03-03 20:49
pprint.py	20.98 KB	-rw-r--r--	2026-03-03 20:49
profile.py	22.98 KB	-rwxr-xr-x	2026-03-03 20:49
pstats.py	26.7 KB	-rw-r--r--	2026-03-03 20:49
pty.py	4.69 KB	-rw-r--r--	2026-03-03 20:49
py_compile.py	7.96 KB	-rw-r--r--	2026-03-03 20:49
pyclbr.py	14.9 KB	-rw-r--r--	2026-03-03 20:49
pydoc.py	104.36 KB	-rwxr-xr-x	2026-03-03 20:49
queue.py	11.09 KB	-rw-r--r--	2026-03-03 20:49
quopri.py	7.08 KB	-rwxr-xr-x	2026-03-03 20:49
random.py	28.13 KB	-rw-r--r--	2026-03-03 20:49
re.py	15.49 KB	-rw-r--r--	2026-03-03 20:49
reprlib.py	5.14 KB	-rw-r--r--	2026-03-03 20:49
rlcompleter.py	6.93 KB	-rw-r--r--	2026-03-03 20:49
runpy.py	11.77 KB	-rw-r--r--	2026-03-03 20:49
sched.py	6.29 KB	-rw-r--r--	2026-03-03 20:49
secrets.py	1.99 KB	-rw-r--r--	2026-03-03 20:49
selectors.py	18.13 KB	-rw-r--r--	2026-03-03 20:49
shelve.py	8.33 KB	-rw-r--r--	2026-03-03 20:49
shlex.py	13.01 KB	-rw-r--r--	2026-03-03 20:49
shutil.py	50.27 KB	-rw-r--r--	2026-03-03 20:49
signal.py	2.22 KB	-rw-r--r--	2026-03-03 20:49
site.py	21.81 KB	-rw-r--r--	2026-03-03 20:49
smtpd.py	33.9 KB	-rwxr-xr-x	2026-03-03 20:49
smtplib.py	43.75 KB	-rwxr-xr-x	2026-03-03 20:49
sndhdr.py	6.93 KB	-rw-r--r--	2026-03-03 20:49
socket.py	34.42 KB	-rw-r--r--	2026-03-03 20:49
socketserver.py	26.66 KB	-rw-r--r--	2026-03-03 20:49
sre_compile.py	26.07 KB	-rw-r--r--	2026-03-03 20:49
sre_constants.py	6.99 KB	-rw-r--r--	2026-03-03 20:49
sre_parse.py	39.29 KB	-rw-r--r--	2026-03-03 20:49
ssl.py	51.14 KB	-rw-r--r--	2026-03-03 20:49
stat.py	5.36 KB	-rw-r--r--	2026-03-03 20:49
statistics.py	38.76 KB	-rw-r--r--	2026-03-03 20:49
string.py	10.29 KB	-rw-r--r--	2026-03-03 20:49
stringprep.py	12.61 KB	-rw-r--r--	2026-03-03 20:49
struct.py	257 B	-rw-r--r--	2026-03-03 20:49
subprocess.py	75.52 KB	-rw-r--r--	2026-03-03 20:49
sunau.py	17.94 KB	-rw-r--r--	2026-03-03 20:49
symbol.py	2.06 KB	-rw-r--r--	2026-03-03 20:49
symtable.py	7.83 KB	-rw-r--r--	2026-03-03 20:49
sysconfig.py	24.45 KB	-rw-r--r--	2026-03-03 20:49
tabnanny.py	11.14 KB	-rwxr-xr-x	2026-03-03 20:49
tarfile.py	93.34 KB	-rwxr-xr-x	2026-03-03 20:49
telnetlib.py	22.71 KB	-rw-r--r--	2026-03-03 20:49
tempfile.py	32.15 KB	-rw-r--r--	2026-03-03 20:49
textwrap.py	18.95 KB	-rw-r--r--	2026-03-03 20:49
this.py	1003 B	-rw-r--r--	2026-03-03 20:49
threading.py	49.63 KB	-rw-r--r--	2026-03-03 20:49
timeit.py	13.16 KB	-rwxr-xr-x	2026-03-03 20:49
token.py	2.31 KB	-rw-r--r--	2026-03-03 20:49
tokenize.py	25.24 KB	-rw-r--r--	2026-03-03 20:49
trace.py	29.16 KB	-rwxr-xr-x	2026-03-03 20:49
traceback.py	23.06 KB	-rw-r--r--	2026-03-03 20:49
tracemalloc.py	16.68 KB	-rw-r--r--	2026-03-03 20:49
tty.py	879 B	-rw-r--r--	2026-03-03 20:49
turtle.py	140.35 KB	-rw-r--r--	2026-03-03 20:49
types.py	9.49 KB	-rw-r--r--	2026-03-03 20:49
typing.py	67.35 KB	-rw-r--r--	2026-03-03 20:49
uu.py	6.79 KB	-rwxr-xr-x	2026-03-03 20:49
uuid.py	29.75 KB	-rw-r--r--	2026-03-03 20:49
warnings.py	19.23 KB	-rw-r--r--	2026-03-03 20:49
wave.py	17.8 KB	-rw-r--r--	2026-03-03 20:49
weakref.py	20.89 KB	-rw-r--r--	2026-03-03 20:49
webbrowser.py	23.52 KB	-rwxr-xr-x	2026-03-03 20:49
xdrlib.py	5.77 KB	-rw-r--r--	2026-03-03 20:49
zipapp.py	7.36 KB	-rw-r--r--	2026-03-03 20:49
zipfile.py	87.05 KB	-rw-r--r--	2026-03-03 20:49
zipimport.py	30.04 KB	-rw-r--r--	2026-03-03 20:49

Rename

"""Internal classes used by the gzip, lzma and bz2 modules"""

import io

BUFFER_SIZE = io.DEFAULT_BUFFER_SIZE  # Compressed data read chunk size

class BaseStream(io.BufferedIOBase):
    """Mode-checking helper functions."""

def _check_not_closed(self):
        if self.closed:
            raise ValueError("I/O operation on closed file")

def _check_can_read(self):
        if not self.readable():
            raise io.UnsupportedOperation("File not open for reading")

def _check_can_write(self):
        if not self.writable():
            raise io.UnsupportedOperation("File not open for writing")

def _check_can_seek(self):
        if not self.readable():
            raise io.UnsupportedOperation("Seeking is only supported "
                                          "on files open for reading")
        if not self.seekable():
            raise io.UnsupportedOperation("The underlying file object "
                                          "does not support seeking")

class DecompressReader(io.RawIOBase):
    """Adapts the decompressor API to a RawIOBase reader API"""

def readable(self):
        return True

def __init__(self, fp, decomp_factory, trailing_error=(), **decomp_args):
        self._fp = fp
        self._eof = False
        self._pos = 0  # Current offset in decompressed stream

# Set to size of decompressed stream once it is known, for SEEK_END
        self._size = -1

# Save the decompressor factory and arguments.
        # If the file contains multiple compressed streams, each
        # stream will need a separate decompressor object. A new decompressor
        # object is also needed when implementing a backwards seek().
        self._decomp_factory = decomp_factory
        self._decomp_args = decomp_args
        self._decompressor = self._decomp_factory(**self._decomp_args)

# Exception class to catch from decompressor signifying invalid
        # trailing data to ignore
        self._trailing_error = trailing_error

def close(self):
        self._decompressor = None
        return super().close()

def seekable(self):
        return self._fp.seekable()

def readinto(self, b):
        with memoryview(b) as view, view.cast("B") as byte_view:
            data = self.read(len(byte_view))
            byte_view[:len(data)] = data
        return len(data)

def read(self, size=-1):
        if size < 0:
            return self.readall()

if not size or self._eof:
            return b""
        data = None  # Default if EOF is encountered
        # Depending on the input data, our call to the decompressor may not
        # return any data. In this case, try again after reading another block.
        while True:
            if self._decompressor.eof:
                rawblock = (self._decompressor.unused_data or
                            self._fp.read(BUFFER_SIZE))
                if not rawblock:
                    break
                # Continue to next stream.
                self._decompressor = self._decomp_factory(
                    **self._decomp_args)
                try:
                    data = self._decompressor.decompress(rawblock, size)
                except self._trailing_error:
                    # Trailing data isn't a valid compressed stream; ignore it.
                    break
            else:
                if self._decompressor.needs_input:
                    rawblock = self._fp.read(BUFFER_SIZE)
                    if not rawblock:
                        raise EOFError("Compressed file ended before the "
                                       "end-of-stream marker was reached")
                else:
                    rawblock = b""
                data = self._decompressor.decompress(rawblock, size)
            if data:
                break
        if not data:
            self._eof = True
            self._size = self._pos
            return b""
        self._pos += len(data)
        return data

# Rewind the file to the beginning of the data stream.
    def _rewind(self):
        self._fp.seek(0)
        self._eof = False
        self._pos = 0
        self._decompressor = self._decomp_factory(**self._decomp_args)

def seek(self, offset, whence=io.SEEK_SET):
        # Recalculate offset as an absolute file position.
        if whence == io.SEEK_SET:
            pass
        elif whence == io.SEEK_CUR:
            offset = self._pos + offset
        elif whence == io.SEEK_END:
            # Seeking relative to EOF - we need to know the file's size.
            if self._size < 0:
                while self.read(io.DEFAULT_BUFFER_SIZE):
                    pass
            offset = self._size + offset
        else:
            raise ValueError("Invalid value for whence: {}".format(whence))

# Make it so that offset is the number of bytes to skip forward.
        if offset < self._pos:
            self._rewind()
        else:
            offset -= self._pos

# Read and discard data until we reach the desired position.
        while offset > 0:
            data = self.read(min(io.DEFAULT_BUFFER_SIZE, offset))
            if not data:
                break
            offset -= len(data)

return self._pos

def tell(self):
        """Return the current file position."""
        return self._pos