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Name	Size	Permission	Date
__phello__	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
__pycache__	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
asyncio	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
collections	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
concurrent	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
config-3.12-x86_64-linux-gnu	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
ctypes	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
curses	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
dbm	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
email	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
encodings	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
html	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
http	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
importlib	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
json	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
lib-dynload	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
logging	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
multiprocessing	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
pydoc_data	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
re	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
sqlite3	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
test	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
tomllib	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
unittest	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
urllib	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
venv	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
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xmlrpc	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
zipfile	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
zoneinfo	[ DIR ]	drwxr-xr-x	2026-07-07 06:41
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LICENSE.txt	13.61 KB	-rw-r--r--	2026-06-19 12:46
__future__.py	5.1 KB	-rw-r--r--	2026-06-19 12:46
__hello__.py	227 B	-rw-r--r--	2026-06-19 12:46
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_compat_pickle.py	8.56 KB	-rw-r--r--	2026-06-19 12:46
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abc.py	6.38 KB	-rw-r--r--	2026-06-19 12:46
aifc.py	33.41 KB	-rw-r--r--	2026-06-19 12:46
antigravity.py	500 B	-rw-r--r--	2026-06-19 12:46
argparse.py	99.37 KB	-rw-r--r--	2026-06-19 12:46
ast.py	62.75 KB	-rw-r--r--	2026-06-19 12:46
base64.py	20.12 KB	-rwxr-xr-x	2026-06-19 12:46
bdb.py	31.7 KB	-rw-r--r--	2026-06-19 12:46
bisect.py	3.34 KB	-rw-r--r--	2026-06-19 12:46
bz2.py	11.57 KB	-rw-r--r--	2026-06-19 12:46
cProfile.py	6.4 KB	-rwxr-xr-x	2026-06-19 12:46
calendar.py	24.82 KB	-rw-r--r--	2026-06-19 12:46
cgi.py	33.61 KB	-rwxr-xr-x	2026-06-19 12:46
cgitb.py	12.13 KB	-rw-r--r--	2026-06-19 12:46
chunk.py	5.37 KB	-rw-r--r--	2026-06-19 12:46
cmd.py	14.52 KB	-rw-r--r--	2026-06-19 12:46
code.py	10.44 KB	-rw-r--r--	2026-06-19 12:46
codecs.py	36.01 KB	-rw-r--r--	2026-06-19 12:46
codeop.py	5.77 KB	-rw-r--r--	2026-06-19 12:46
colorsys.py	3.97 KB	-rw-r--r--	2026-06-19 12:46
compileall.py	20.12 KB	-rw-r--r--	2026-06-19 12:46
configparser.py	52.53 KB	-rw-r--r--	2026-06-19 12:46
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copy.py	8.21 KB	-rw-r--r--	2026-06-19 12:46
copyreg.py	7.44 KB	-rw-r--r--	2026-06-19 12:46
crypt.py	3.82 KB	-rw-r--r--	2026-06-19 12:46
csv.py	16 KB	-rw-r--r--	2026-06-19 12:46
dataclasses.py	60.31 KB	-rw-r--r--	2026-06-19 12:46
datetime.py	268 B	-rw-r--r--	2026-06-19 12:46
decimal.py	320 B	-rw-r--r--	2026-06-19 12:46
difflib.py	81.36 KB	-rw-r--r--	2026-06-19 12:46
dis.py	29.5 KB	-rw-r--r--	2026-06-19 12:46
doctest.py	103.98 KB	-rw-r--r--	2026-06-19 12:46
enum.py	79.72 KB	-rw-r--r--	2026-06-19 12:46
filecmp.py	9.95 KB	-rw-r--r--	2026-06-19 12:46
fileinput.py	15.35 KB	-rw-r--r--	2026-06-19 12:46
fnmatch.py	5.86 KB	-rw-r--r--	2026-06-19 12:46
fractions.py	37.17 KB	-rw-r--r--	2026-06-19 12:46
ftplib.py	34.41 KB	-rw-r--r--	2026-06-19 12:46
functools.py	37.23 KB	-rw-r--r--	2026-06-19 12:46
genericpath.py	5.44 KB	-rw-r--r--	2026-06-19 12:46
getopt.py	7.31 KB	-rw-r--r--	2026-06-19 12:46
getpass.py	5.85 KB	-rw-r--r--	2026-06-19 12:46
gettext.py	21.24 KB	-rw-r--r--	2026-06-19 12:46
glob.py	8.53 KB	-rw-r--r--	2026-06-19 12:46
graphlib.py	9.43 KB	-rw-r--r--	2026-06-19 12:46
gzip.py	24.28 KB	-rw-r--r--	2026-06-19 12:46
hashlib.py	9.13 KB	-rw-r--r--	2026-06-19 12:46
heapq.py	22.48 KB	-rw-r--r--	2026-06-19 12:46
hmac.py	7.54 KB	-rw-r--r--	2026-06-19 12:46
imaplib.py	52.43 KB	-rw-r--r--	2026-06-19 12:46
imghdr.py	4.29 KB	-rw-r--r--	2026-06-19 12:46
inspect.py	122.48 KB	-rw-r--r--	2026-06-19 12:46
io.py	3.5 KB	-rw-r--r--	2026-06-19 12:46
ipaddress.py	76.46 KB	-rw-r--r--	2026-06-19 12:46
keyword.py	1.05 KB	-rw-r--r--	2026-06-19 12:46
linecache.py	5.52 KB	-rw-r--r--	2026-06-19 12:46
locale.py	76.72 KB	-rw-r--r--	2026-06-19 12:46
lzma.py	12.97 KB	-rw-r--r--	2026-06-19 12:46
mailbox.py	77.06 KB	-rw-r--r--	2026-06-19 12:46
mailcap.py	9.11 KB	-rw-r--r--	2026-06-19 12:46
mimetypes.py	22.35 KB	-rw-r--r--	2026-06-19 12:46
modulefinder.py	23.14 KB	-rw-r--r--	2026-06-19 12:46
netrc.py	6.76 KB	-rw-r--r--	2026-06-19 12:46
nntplib.py	40.12 KB	-rw-r--r--	2026-06-19 12:46
ntpath.py	29.32 KB	-rw-r--r--	2026-06-19 12:46
nturl2path.py	2.82 KB	-rw-r--r--	2026-06-19 12:46
numbers.py	11.2 KB	-rw-r--r--	2026-06-19 12:46
opcode.py	12.87 KB	-rw-r--r--	2026-06-19 12:46
operator.py	10.71 KB	-rw-r--r--	2026-06-19 12:46
optparse.py	58.95 KB	-rw-r--r--	2026-06-19 12:46
os.py	38.85 KB	-rw-r--r--	2026-06-19 12:46
pathlib.py	49.95 KB	-rw-r--r--	2026-06-19 12:46
pdb.py	67.83 KB	-rwxr-xr-x	2026-06-19 12:46
pickle.py	63.38 KB	-rw-r--r--	2026-06-19 12:46
pickletools.py	91.66 KB	-rw-r--r--	2026-06-19 12:46
pipes.py	8.77 KB	-rw-r--r--	2026-06-19 12:46
pkgutil.py	17.85 KB	-rw-r--r--	2026-06-19 12:46
platform.py	42.32 KB	-rwxr-xr-x	2026-06-19 12:46
plistlib.py	27.91 KB	-rw-r--r--	2026-06-19 12:46
poplib.py	13.83 KB	-rw-r--r--	2026-06-19 12:46
posixpath.py	17.21 KB	-rw-r--r--	2026-06-19 12:46
pprint.py	23.59 KB	-rw-r--r--	2026-06-19 12:46
profile.py	22.55 KB	-rwxr-xr-x	2026-06-19 12:46
pstats.py	28.6 KB	-rw-r--r--	2026-06-19 12:46
pty.py	5.99 KB	-rw-r--r--	2026-06-19 12:46
py_compile.py	7.69 KB	-rw-r--r--	2026-06-19 12:46
pyclbr.py	11.13 KB	-rw-r--r--	2026-06-19 12:46
pydoc.py	110.44 KB	-rwxr-xr-x	2026-06-19 12:46
queue.py	11.23 KB	-rw-r--r--	2026-06-19 12:46
quopri.py	7.01 KB	-rwxr-xr-x	2026-06-19 12:46
random.py	33.87 KB	-rw-r--r--	2026-06-19 12:46
reprlib.py	6.42 KB	-rw-r--r--	2026-06-19 12:46
rlcompleter.py	7.64 KB	-rw-r--r--	2026-06-19 12:46
runpy.py	12.6 KB	-rw-r--r--	2026-06-19 12:46
sched.py	6.2 KB	-rw-r--r--	2026-06-19 12:46
secrets.py	1.94 KB	-rw-r--r--	2026-06-19 12:46
selectors.py	19.21 KB	-rw-r--r--	2026-06-19 12:46
shelve.py	8.36 KB	-rw-r--r--	2026-06-19 12:46
shlex.py	13.04 KB	-rw-r--r--	2026-06-19 12:46
shutil.py	56.76 KB	-rw-r--r--	2026-06-19 12:46
signal.py	2.44 KB	-rw-r--r--	2026-06-19 12:46
site.py	23.34 KB	-rw-r--r--	2026-06-19 12:46
sitecustomize.py	155 B	-rw-r--r--	2025-06-18 17:59
smtplib.py	42.51 KB	-rwxr-xr-x	2026-06-19 12:46
sndhdr.py	7.27 KB	-rw-r--r--	2026-06-19 12:46
socket.py	36.53 KB	-rw-r--r--	2026-06-19 12:46
socketserver.py	27.2 KB	-rw-r--r--	2026-06-19 12:46
sre_compile.py	231 B	-rw-r--r--	2026-06-19 12:46
sre_constants.py	232 B	-rw-r--r--	2026-06-19 12:46
sre_parse.py	229 B	-rw-r--r--	2026-06-19 12:46
ssl.py	49.63 KB	-rw-r--r--	2026-06-19 12:46
stat.py	5.36 KB	-rw-r--r--	2026-06-19 12:46
statistics.py	49.05 KB	-rw-r--r--	2026-06-19 12:46
string.py	11.51 KB	-rw-r--r--	2026-06-19 12:46
stringprep.py	12.61 KB	-rw-r--r--	2026-06-19 12:46
struct.py	257 B	-rw-r--r--	2026-06-19 12:46
subprocess.py	86.65 KB	-rw-r--r--	2026-06-19 12:46
sunau.py	18.04 KB	-rw-r--r--	2026-06-19 12:46
symtable.py	10.5 KB	-rw-r--r--	2026-06-19 12:46
sysconfig.py	32 KB	-rw-r--r--	2026-06-19 12:46
tabnanny.py	11.26 KB	-rwxr-xr-x	2026-06-19 12:46
tarfile.py	111.18 KB	-rwxr-xr-x	2026-06-19 12:46
telnetlib.py	22.75 KB	-rw-r--r--	2026-06-19 12:46
tempfile.py	36.46 KB	-rw-r--r--	2026-06-19 12:46
textwrap.py	19.26 KB	-rw-r--r--	2026-06-19 12:46
this.py	1003 B	-rw-r--r--	2026-06-19 12:46
threading.py	58.71 KB	-rw-r--r--	2026-06-19 12:46
timeit.py	13.15 KB	-rwxr-xr-x	2026-06-19 12:46
token.py	2.42 KB	-rw-r--r--	2026-06-19 12:46
tokenize.py	20.72 KB	-rw-r--r--	2026-06-19 12:46
trace.py	28.5 KB	-rwxr-xr-x	2026-06-19 12:46
traceback.py	45.24 KB	-rw-r--r--	2026-06-19 12:46
tracemalloc.py	17.62 KB	-rw-r--r--	2026-06-19 12:46
tty.py	1.99 KB	-rw-r--r--	2026-06-19 12:46
turtle.py	142.93 KB	-rw-r--r--	2026-06-19 12:46
types.py	10.74 KB	-rw-r--r--	2026-06-19 12:46
typing.py	114.68 KB	-rw-r--r--	2026-06-19 12:46
uu.py	7.19 KB	-rwxr-xr-x	2026-06-19 12:46
uuid.py	28.96 KB	-rw-r--r--	2026-06-19 12:46
warnings.py	21.25 KB	-rw-r--r--	2026-06-19 12:46
wave.py	22.24 KB	-rw-r--r--	2026-06-19 12:46
weakref.py	21.01 KB	-rw-r--r--	2026-06-19 12:46
webbrowser.py	23.56 KB	-rwxr-xr-x	2026-06-19 12:46
xdrlib.py	5.8 KB	-rw-r--r--	2026-06-19 12:46
zipapp.py	7.37 KB	-rw-r--r--	2026-06-19 12:46
zipimport.py	27.47 KB	-rw-r--r--	2026-06-19 12:46

Rename

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

import io
import sys

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

def readall(self):
        chunks = []
        # sys.maxsize means the max length of output buffer is unlimited,
        # so that the whole input buffer can be decompressed within one
        # .decompress() call.
        while data := self.read(sys.maxsize):
            chunks.append(data)

return b"".join(chunks)

# 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