FM / python3.12

/snap/core24/1643/usr/lib/python3.12

Name	Size	Mode	Actions
asyncio/	-	0755	rm
collections/	-	0755	rm
concurrent/	-	0755	rm
ctypes/	-	0755	rm
curses/	-	0755	rm
dbm/	-	0755	rm
email/	-	0755	rm
encodings/	-	0755	rm
html/	-	0755	rm
http/	-	0755	rm
importlib/	-	0755	rm
json/	-	0755	rm
lib-dynload/	-	0755	rm
logging/	-	0755	rm
multiprocessing/	-	0755	rm
pydoc_data/	-	0755	rm
re/	-	0755	rm
sqlite3/	-	0755	rm
test/	-	0755	rm
tomllib/	-	0755	rm
unittest/	-	0755	rm
urllib/	-	0755	rm
venv/	-	0755	rm
wsgiref/	-	0755	rm
xml/	-	0755	rm
xmlrpc/	-	0755	rm
zipfile/	-	0755	rm
zoneinfo/	-	0755	rm
__phello__/	-	0755	rm
__pycache__/	-	0755	rm
abc.py	6538	0644	edit dl rm
aifc.py	34211	0644	edit dl rm
antigravity.py	500	0644	edit dl rm
argparse.py	101750	0644	edit dl rm
ast.py	64260	0644	edit dl rm
base64.py	20602	0755	edit dl rm
bdb.py	32463	0644	edit dl rm
bisect.py	3423	0644	edit dl rm
bz2.py	11847	0644	edit dl rm
calendar.py	25418	0644	edit dl rm
cgi.py	34418	0755	edit dl rm
cgitb.py	12421	0644	edit dl rm
chunk.py	5500	0644	edit dl rm
cmd.py	14873	0644	edit dl rm
code.py	10695	0644	edit dl rm
codecs.py	36870	0644	edit dl rm
codeop.py	5908	0644	edit dl rm
colorsys.py	4062	0644	edit dl rm
compileall.py	20598	0644	edit dl rm
configparser.py	53789	0644	edit dl rm
contextlib.py	27637	0644	edit dl rm
contextvars.py	129	0644	edit dl rm
copy.py	8412	0644	edit dl rm
copyreg.py	7614	0644	edit dl rm
cProfile.py	6555	0755	edit dl rm
crypt.py	3913	0644	edit dl rm
csv.py	16386	0644	edit dl rm
dataclasses.py	61753	0644	edit dl rm
datetime.py	268	0644	edit dl rm
decimal.py	320	0644	edit dl rm
difflib.py	83308	0644	edit dl rm
dis.py	30209	0644	edit dl rm
doctest.py	106479	0644	edit dl rm
enum.py	81636	0644	edit dl rm
EXTERNALLY-MANAGED	645	0644	edit dl rm
filecmp.py	10187	0644	edit dl rm
fileinput.py	15714	0644	edit dl rm
fnmatch.py	5999	0644	edit dl rm
fractions.py	38067	0644	edit dl rm
ftplib.py	34735	0644	edit dl rm
functools.py	38126	0644	edit dl rm
genericpath.py	5572	0644	edit dl rm
getopt.py	7488	0644	edit dl rm
getpass.py	5990	0644	edit dl rm
gettext.py	21747	0644	edit dl rm
glob.py	8732	0644	edit dl rm
graphlib.py	9656	0644	edit dl rm
gzip.py	24859	0644	edit dl rm
hashlib.py	9349	0644	edit dl rm
heapq.py	23024	0644	edit dl rm
hmac.py	7716	0644	edit dl rm
imaplib.py	53688	0644	edit dl rm
imghdr.py	4398	0644	edit dl rm
inspect.py	125420	0644	edit dl rm
io.py	3582	0644	edit dl rm
ipaddress.py	78294	0644	edit dl rm
keyword.py	1073	0644	edit dl rm
LICENSE.txt	13936	0644	edit dl rm
linecache.py	5649	0644	edit dl rm
locale.py	78562	0644	edit dl rm
lzma.py	13277	0644	edit dl rm
mailbox.py	78911	0644	edit dl rm
mailcap.py	9333	0644	edit dl rm
mimetypes.py	22888	0644	edit dl rm
modulefinder.py	23699	0644	edit dl rm
netrc.py	6922	0644	edit dl rm
nntplib.py	41087	0644	edit dl rm
ntpath.py	30027	0644	edit dl rm
nturl2path.py	2887	0644	edit dl rm
numbers.py	11467	0644	edit dl rm
opcode.py	13174	0644	edit dl rm
operator.py	10965	0644	edit dl rm
optparse.py	60369	0644	edit dl rm
os.py	39786	0644	edit dl rm
pathlib.py	51153	0644	edit dl rm
pdb.py	69459	0755	edit dl rm
pickle.py	64901	0644	edit dl rm
pickletools.py	93861	0644	edit dl rm
pipes.py	8978	0644	edit dl rm
pkgutil.py	18281	0644	edit dl rm
platform.py	43331	0755	edit dl rm
plistlib.py	28582	0644	edit dl rm
poplib.py	14163	0644	edit dl rm
posixpath.py	17623	0644	edit dl rm
pprint.py	24158	0644	edit dl rm
profile.py	23092	0755	edit dl rm
pstats.py	29289	0644	edit dl rm
pty.py	6137	0644	edit dl rm
pyclbr.py	11396	0644	edit dl rm
pydoc.py	113090	0755	edit dl rm
py_compile.py	7878	0644	edit dl rm
queue.py	11496	0644	edit dl rm
quopri.py	7183	0755	edit dl rm
random.py	34683	0644	edit dl rm
reprlib.py	6569	0644	edit dl rm
rlcompleter.py	7827	0644	edit dl rm
runpy.py	12898	0644	edit dl rm
sched.py	6351	0644	edit dl rm
secrets.py	1984	0644	edit dl rm
selectors.py	19671	0644	edit dl rm
shelve.py	8560	0644	edit dl rm
shlex.py	13353	0644	edit dl rm
shutil.py	58120	0644	edit dl rm
signal.py	2495	0644	edit dl rm
site.py	23903	0644	edit dl rm
sitecustomize.py	-	0	edit dl rm
smtplib.py	43531	0755	edit dl rm
sndhdr.py	7448	0644	edit dl rm
socket.py	37411	0644	edit dl rm
socketserver.py	27851	0644	edit dl rm
sre_compile.py	231	0644	edit dl rm
sre_constants.py	232	0644	edit dl rm
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ssl.py	50822	0644	edit dl rm
stat.py	5485	0644	edit dl rm
statistics.py	50227	0644	edit dl rm
string.py	11786	0644	edit dl rm
stringprep.py	12917	0644	edit dl rm
struct.py	257	0644	edit dl rm
subprocess.py	88725	0644	edit dl rm
sunau.py	18478	0644	edit dl rm
symtable.py	10753	0644	edit dl rm
sysconfig.py	32768	0644	edit dl rm
tabnanny.py	11530	0755	edit dl rm
tarfile.py	112555	0755	edit dl rm
telnetlib.py	23301	0644	edit dl rm
tempfile.py	37334	0644	edit dl rm
textwrap.py	19718	0644	edit dl rm
this.py	1003	0644	edit dl rm
threading.py	60123	0644	edit dl rm
timeit.py	13463	0755	edit dl rm
token.py	2479	0644	edit dl rm
tokenize.py	21214	0644	edit dl rm
trace.py	29182	0755	edit dl rm
traceback.py	46325	0644	edit dl rm
tracemalloc.py	18047	0644	edit dl rm
tty.py	2035	0644	edit dl rm
turtle.py	146361	0644	edit dl rm
types.py	10993	0644	edit dl rm
typing.py	117428	0644	edit dl rm
uu.py	7364	0755	edit dl rm
uuid.py	29656	0644	edit dl rm
warnings.py	21760	0644	edit dl rm
wave.py	22769	0644	edit dl rm
weakref.py	21513	0644	edit dl rm
webbrowser.py	23627	0755	edit dl rm
xdrlib.py	5942	0644	edit dl rm
zipapp.py	7543	0644	edit dl rm
zipimport.py	28132	0644	edit dl rm
_aix_support.py	4021	0644	edit dl rm
_collections_abc.py	32082	0644	edit dl rm
_compat_pickle.py	8761	0644	edit dl rm
_compression.py	5681	0644	edit dl rm
_distutils_system_mod.py	5716	0644	edit dl rm
_markupbase.py	14653	0644	edit dl rm
_osx_support.py	22023	0644	edit dl rm
_pydatetime.py	92097	0644	edit dl rm
_pydecimal.py	229220	0644	edit dl rm
_pyio.py	93593	0644	edit dl rm
_pylong.py	9047	0644	edit dl rm
_py_abc.py	6189	0644	edit dl rm
_sitebuiltins.py	3128	0644	edit dl rm
_strptime.py	24615	0644	edit dl rm
_sysconfigdata__linux_x86_64-linux-gnu.py	49505	0644	edit dl rm
_sysconfigdata__x86_64-linux-gnu.py	49505	0644	edit dl rm
_threading_local.py	7220	0644	edit dl rm
_weakrefset.py	5893	0644	edit dl rm
__future__.py	5218	0644	edit dl rm
__hello__.py	227	0644	edit dl rm

Edit: /snap/core24/1643/usr/lib/python3.12/bz2.py (11847B)

"""Interface to the libbzip2 compression library.

This module provides a file interface, classes for incremental
(de)compression, and functions for one-shot (de)compression.
"""

__all__ = ["BZ2File", "BZ2Compressor", "BZ2Decompressor",
           "open", "compress", "decompress"]

__author__ = "Nadeem Vawda <nadeem.vawda@gmail.com>"

from builtins import open as _builtin_open
import io
import os
import _compression

from _bz2 import BZ2Compressor, BZ2Decompressor

_MODE_CLOSED   = 0
_MODE_READ     = 1
# Value 2 no longer used
_MODE_WRITE    = 3

class BZ2File(_compression.BaseStream):

"""A file object providing transparent bzip2 (de)compression.

A BZ2File can act as a wrapper for an existing file object, or refer
    directly to a named file on disk.

Note that BZ2File provides a *binary* file interface - data read is
    returned as bytes, and data to be written should be given as bytes.
    """

def __init__(self, filename, mode="r", *, compresslevel=9):
        """Open a bzip2-compressed file.

If filename is a str, bytes, or PathLike object, it gives the
        name of the file to be opened. Otherwise, it should be a file
        object, which will be used to read or write the compressed data.

mode can be 'r' for reading (default), 'w' for (over)writing,
        'x' for creating exclusively, or 'a' for appending. These can
        equivalently be given as 'rb', 'wb', 'xb', and 'ab'.

If mode is 'w', 'x' or 'a', compresslevel can be a number between 1
        and 9 specifying the level of compression: 1 produces the least
        compression, and 9 (default) produces the most compression.

If mode is 'r', the input file may be the concatenation of
        multiple compressed streams.
        """
        self._fp = None
        self._closefp = False
        self._mode = _MODE_CLOSED

if not (1 <= compresslevel <= 9):
            raise ValueError("compresslevel must be between 1 and 9")

if mode in ("", "r", "rb"):
            mode = "rb"
            mode_code = _MODE_READ
        elif mode in ("w", "wb"):
            mode = "wb"
            mode_code = _MODE_WRITE
            self._compressor = BZ2Compressor(compresslevel)
        elif mode in ("x", "xb"):
            mode = "xb"
            mode_code = _MODE_WRITE
            self._compressor = BZ2Compressor(compresslevel)
        elif mode in ("a", "ab"):
            mode = "ab"
            mode_code = _MODE_WRITE
            self._compressor = BZ2Compressor(compresslevel)
        else:
            raise ValueError("Invalid mode: %r" % (mode,))

if isinstance(filename, (str, bytes, os.PathLike)):
            self._fp = _builtin_open(filename, mode)
            self._closefp = True
            self._mode = mode_code
        elif hasattr(filename, "read") or hasattr(filename, "write"):
            self._fp = filename
            self._mode = mode_code
        else:
            raise TypeError("filename must be a str, bytes, file or PathLike object")

if self._mode == _MODE_READ:
            raw = _compression.DecompressReader(self._fp,
                BZ2Decompressor, trailing_error=OSError)
            self._buffer = io.BufferedReader(raw)
        else:
            self._pos = 0

def close(self):
        """Flush and close the file.

May be called more than once without error. Once the file is
        closed, any other operation on it will raise a ValueError.
        """
        if self._mode == _MODE_CLOSED:
            return
        try:
            if self._mode == _MODE_READ:
                self._buffer.close()
            elif self._mode == _MODE_WRITE:
                self._fp.write(self._compressor.flush())
                self._compressor = None
        finally:
            try:
                if self._closefp:
                    self._fp.close()
            finally:
                self._fp = None
                self._closefp = False
                self._mode = _MODE_CLOSED
                self._buffer = None

@property
    def closed(self):
        """True if this file is closed."""
        return self._mode == _MODE_CLOSED

def fileno(self):
        """Return the file descriptor for the underlying file."""
        self._check_not_closed()
        return self._fp.fileno()

def seekable(self):
        """Return whether the file supports seeking."""
        return self.readable() and self._buffer.seekable()

def readable(self):
        """Return whether the file was opened for reading."""
        self._check_not_closed()
        return self._mode == _MODE_READ

def writable(self):
        """Return whether the file was opened for writing."""
        self._check_not_closed()
        return self._mode == _MODE_WRITE

def peek(self, n=0):
        """Return buffered data without advancing the file position.

Always returns at least one byte of data, unless at EOF.
        The exact number of bytes returned is unspecified.
        """
        self._check_can_read()
        # Relies on the undocumented fact that BufferedReader.peek()
        # always returns at least one byte (except at EOF), independent
        # of the value of n
        return self._buffer.peek(n)

def read(self, size=-1):
        """Read up to size uncompressed bytes from the file.

If size is negative or omitted, read until EOF is reached.
        Returns b'' if the file is already at EOF.
        """
        self._check_can_read()
        return self._buffer.read(size)

def read1(self, size=-1):
        """Read up to size uncompressed bytes, while trying to avoid
        making multiple reads from the underlying stream. Reads up to a
        buffer's worth of data if size is negative.

Returns b'' if the file is at EOF.
        """
        self._check_can_read()
        if size < 0:
            size = io.DEFAULT_BUFFER_SIZE
        return self._buffer.read1(size)

def readinto(self, b):
        """Read bytes into b.

Returns the number of bytes read (0 for EOF).
        """
        self._check_can_read()
        return self._buffer.readinto(b)

def readline(self, size=-1):
        """Read a line of uncompressed bytes from the file.

The terminating newline (if present) is retained. If size is
        non-negative, no more than size bytes will be read (in which
        case the line may be incomplete). Returns b'' if already at EOF.
        """
        if not isinstance(size, int):
            if not hasattr(size, "__index__"):
                raise TypeError("Integer argument expected")
            size = size.__index__()
        self._check_can_read()
        return self._buffer.readline(size)

def readlines(self, size=-1):
        """Read a list of lines of uncompressed bytes from the file.

size can be specified to control the number of lines read: no
        further lines will be read once the total size of the lines read
        so far equals or exceeds size.
        """
        if not isinstance(size, int):
            if not hasattr(size, "__index__"):
                raise TypeError("Integer argument expected")
            size = size.__index__()
        self._check_can_read()
        return self._buffer.readlines(size)

def write(self, data):
        """Write a byte string to the file.

Returns the number of uncompressed bytes written, which is
        always the length of data in bytes. Note that due to buffering,
        the file on disk may not reflect the data written until close()
        is called.
        """
        self._check_can_write()
        if isinstance(data, (bytes, bytearray)):
            length = len(data)
        else:
            # accept any data that supports the buffer protocol
            data = memoryview(data)
            length = data.nbytes

compressed = self._compressor.compress(data)
        self._fp.write(compressed)
        self._pos += length
        return length

def writelines(self, seq):
        """Write a sequence of byte strings to the file.

Returns the number of uncompressed bytes written.
        seq can be any iterable yielding byte strings.

Line separators are not added between the written byte strings.
        """
        return _compression.BaseStream.writelines(self, seq)

def seek(self, offset, whence=io.SEEK_SET):
        """Change the file position.

The new position is specified by offset, relative to the
        position indicated by whence. Values for whence are:

0: start of stream (default); offset must not be negative
            1: current stream position
            2: end of stream; offset must not be positive

Returns the new file position.

Note that seeking is emulated, so depending on the parameters,
        this operation may be extremely slow.
        """
        self._check_can_seek()
        return self._buffer.seek(offset, whence)

def tell(self):
        """Return the current file position."""
        self._check_not_closed()
        if self._mode == _MODE_READ:
            return self._buffer.tell()
        return self._pos

def open(filename, mode="rb", compresslevel=9,
         encoding=None, errors=None, newline=None):
    """Open a bzip2-compressed file in binary or text mode.

The filename argument can be an actual filename (a str, bytes, or
    PathLike object), or an existing file object to read from or write
    to.

The mode argument can be "r", "rb", "w", "wb", "x", "xb", "a" or
    "ab" for binary mode, or "rt", "wt", "xt" or "at" for text mode.
    The default mode is "rb", and the default compresslevel is 9.

For binary mode, this function is equivalent to the BZ2File
    constructor: BZ2File(filename, mode, compresslevel). In this case,
    the encoding, errors and newline arguments must not be provided.

For text mode, a BZ2File object is created, and wrapped in an
    io.TextIOWrapper instance with the specified encoding, error
    handling behavior, and line ending(s).

"""
    if "t" in mode:
        if "b" in mode:
            raise ValueError("Invalid mode: %r" % (mode,))
    else:
        if encoding is not None:
            raise ValueError("Argument 'encoding' not supported in binary mode")
        if errors is not None:
            raise ValueError("Argument 'errors' not supported in binary mode")
        if newline is not None:
            raise ValueError("Argument 'newline' not supported in binary mode")

bz_mode = mode.replace("t", "")
    binary_file = BZ2File(filename, bz_mode, compresslevel=compresslevel)

if "t" in mode:
        encoding = io.text_encoding(encoding)
        return io.TextIOWrapper(binary_file, encoding, errors, newline)
    else:
        return binary_file

def compress(data, compresslevel=9):
    """Compress a block of data.

compresslevel, if given, must be a number between 1 and 9.

For incremental compression, use a BZ2Compressor object instead.
    """
    comp = BZ2Compressor(compresslevel)
    return comp.compress(data) + comp.flush()

def decompress(data):
    """Decompress a block of data.

For incremental decompression, use a BZ2Decompressor object instead.
    """
    results = []
    while data:
        decomp = BZ2Decompressor()
        try:
            res = decomp.decompress(data)
        except OSError:
            if results:
                break  # Leftover data is not a valid bzip2 stream; ignore it.
            else:
                raise  # Error on the first iteration; bail out.
        results.append(res)
        if not decomp.eof:
            raise ValueError("Compressed data ended before the "
                             "end-of-stream marker was reached")
        data = decomp.unused_data
    return b"".join(results)

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