🐐 GOAT

🐐 GOAT Shell

Current path: opt/alt/python39/lib64/python3.9/

⬆️ Go up: lib64

✏️ Editing: _compression.py

"""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

📁 asyncio | ✏️ Rename | 🗑️ Delete
📁 collections | ✏️ Rename | 🗑️ Delete
📁 concurrent | ✏️ Rename | 🗑️ Delete
📁 config-3.9-x86_64-linux-gnu | ✏️ Rename | 🗑️ Delete
📁 ctypes | ✏️ Rename | 🗑️ Delete
📁 curses | ✏️ Rename | 🗑️ Delete
📁 dbm | ✏️ Rename | 🗑️ Delete
📁 distutils | ✏️ Rename | 🗑️ Delete
📁 email | ✏️ Rename | 🗑️ Delete
📁 encodings | ✏️ Rename | 🗑️ Delete
📁 ensurepip | ✏️ Rename | 🗑️ Delete
📁 html | ✏️ Rename | 🗑️ Delete
📁 http | ✏️ Rename | 🗑️ Delete
📁 importlib | ✏️ Rename | 🗑️ Delete
📁 json | ✏️ Rename | 🗑️ Delete
📁 lib-dynload | ✏️ Rename | 🗑️ Delete
📁 lib2to3 | ✏️ Rename | 🗑️ Delete
📁 logging | ✏️ Rename | 🗑️ Delete
📁 multiprocessing | ✏️ Rename | 🗑️ Delete
📁 pydoc_data | ✏️ Rename | 🗑️ Delete
📁 site-packages | ✏️ Rename | 🗑️ Delete
📁 sqlite3 | ✏️ Rename | 🗑️ Delete
📁 unittest | ✏️ Rename | 🗑️ Delete
📁 urllib | ✏️ Rename | 🗑️ Delete
📁 venv | ✏️ Rename | 🗑️ Delete
📁 wsgiref | ✏️ Rename | 🗑️ Delete
📁 xml | ✏️ Rename | 🗑️ Delete
📁 xmlrpc | ✏️ Rename | 🗑️ Delete
📁 zoneinfo | ✏️ Rename | 🗑️ Delete
📁 __pycache__ | ✏️ Rename | 🗑️ Delete
📄 abc.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 aifc.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 antigravity.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 argparse.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 ast.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 asynchat.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 asyncore.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 base64.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 bdb.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 binhex.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 bisect.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 bz2.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 calendar.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 cgi.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 cgitb.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 chunk.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 cmd.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 code.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 codecs.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 codeop.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 colorsys.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 compileall.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 configparser.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 contextlib.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 contextvars.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 copy.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 copyreg.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 cProfile.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 crypt.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 csv.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 dataclasses.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 datetime.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 decimal.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 difflib.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 dis.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 doctest.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 enum.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 filecmp.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 fileinput.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 fnmatch.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 formatter.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 fractions.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 ftplib.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 functools.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 genericpath.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 getopt.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 getpass.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 gettext.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 glob.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 graphlib.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 gzip.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 hashlib.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 heapq.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 hmac.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 imaplib.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 imghdr.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 imp.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 inspect.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 io.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 ipaddress.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 keyword.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 LICENSE.txt | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 linecache.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 locale.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 lzma.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 mailbox.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 mailcap.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 mimetypes.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 modulefinder.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 netrc.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 nntplib.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 ntpath.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 nturl2path.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 numbers.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 opcode.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 operator.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 optparse.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 os.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 pathlib.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 pdb.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 pickle.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 pickletools.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 pipes.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 pkgutil.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 platform.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 plistlib.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 poplib.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 posixpath.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 pprint.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 profile.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 pstats.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 pty.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 pyclbr.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 pydoc.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 py_compile.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 queue.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 quopri.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 random.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 re.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 reprlib.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 rlcompleter.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 runpy.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 sched.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 secrets.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 selectors.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 shelve.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 shlex.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 shutil.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 signal.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 site.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 smtpd.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 smtplib.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 sndhdr.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 socket.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 socketserver.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 sre_compile.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 sre_constants.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 sre_parse.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 ssl.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 stat.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 statistics.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 string.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 stringprep.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 struct.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 subprocess.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 sunau.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 symbol.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 symtable.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 sysconfig.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 tabnanny.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 tarfile.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 telnetlib.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 tempfile.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 textwrap.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 this.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 threading.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 timeit.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 token.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 tokenize.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 trace.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 traceback.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 tracemalloc.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 tty.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 types.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 typing.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 uu.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 uuid.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 warnings.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 wave.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 weakref.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 webbrowser.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 xdrlib.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 zipapp.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 zipfile.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 zipimport.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 _aix_support.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 _bootlocale.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 _bootsubprocess.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 _collections_abc.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 _compat_pickle.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 _compression.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 _markupbase.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 _osx_support.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 _pydecimal.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 _pyio.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 _py_abc.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 _sitebuiltins.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 _strptime.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 _sysconfigdata_d_linux_x86_64-linux-gnu.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 _sysconfigdata__linux_x86_64-linux-gnu.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 _threading_local.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 _weakrefset.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 __future__.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete
📄 __phello__.foo.py | ✏️ Edit | ✏️ Rename | 🗑️ Delete

🐐 GOAT Shell

✏️ Editing: _compression.py

📤 Upload File

📁 Create Folder