FM / python3.3

/opt/alt/python33/lib64/python3.3

Name	Size	Mode	Actions
collections/	-	0755	rm
concurrent/	-	0755	rm
config-3.3m/	-	0755	rm
ctypes/	-	0755	rm
curses/	-	0755	rm
dbm/	-	0755	rm
distutils/	-	0755	rm
email/	-	0755	rm
encodings/	-	0755	rm
html/	-	0755	rm
http/	-	0755	rm
idlelib/	-	0755	rm
importlib/	-	0755	rm
json/	-	0755	rm
lib-dynload/	-	0755	rm
lib2to3/	-	0755	rm
logging/	-	0755	rm
multiprocessing/	-	0755	rm
plat-linux/	-	0755	rm
pydoc_data/	-	0755	rm
site-packages/	-	0755	rm
sqlite3/	-	0755	rm
test/	-	0755	rm
unittest/	-	0755	rm
urllib/	-	0755	rm
venv/	-	0755	rm
wsgiref/	-	0755	rm
xml/	-	0755	rm
xmlrpc/	-	0755	rm
__pycache__/	-	0755	rm
abc.py	8057	0644	edit dl rm
aifc.py	31054	0644	edit dl rm
antigravity.py	475	0644	edit dl rm
argparse.py	89069	0644	edit dl rm
ast.py	12142	0644	edit dl rm
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asyncore.py	20753	0644	edit dl rm
base64.py	13986	0755	edit dl rm
bdb.py	21894	0644	edit dl rm
binhex.py	13708	0644	edit dl rm
bisect.py	2595	0644	edit dl rm
bz2.py	18473	0644	edit dl rm
calendar.py	22940	0644	edit dl rm
cgi.py	35554	0755	edit dl rm
cgitb.py	12041	0644	edit dl rm
chunk.py	5377	0644	edit dl rm
cmd.py	14860	0644	edit dl rm
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codecs.py	35956	0644	edit dl rm
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colorsys.py	3691	0644	edit dl rm
compileall.py	9743	0644	edit dl rm
configparser.py	49437	0644	edit dl rm
contextlib.py	9125	0644	edit dl rm
copy.py	8991	0644	edit dl rm
copyreg.py	6611	0644	edit dl rm
cProfile.py	6361	0755	edit dl rm
crypt.py	1879	0644	edit dl rm
csv.py	16185	0644	edit dl rm
datetime.py	74954	0644	edit dl rm
decimal.py	228558	0644	edit dl rm
difflib.py	82519	0644	edit dl rm
dis.py	10134	0644	edit dl rm
doctest.py	102933	0644	edit dl rm
dummy_threading.py	2815	0644	edit dl rm
filecmp.py	9597	0644	edit dl rm
fileinput.py	14256	0644	edit dl rm
fnmatch.py	3163	0644	edit dl rm
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fractions.py	23033	0644	edit dl rm
ftplib.py	40253	0644	edit dl rm
functools.py	13596	0644	edit dl rm
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getopt.py	7488	0644	edit dl rm
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glob.py	2838	0644	edit dl rm
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io.py	3280	0644	edit dl rm
ipaddress.py	70303	0644	edit dl rm
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linecache.py	3864	0644	edit dl rm
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numbers.py	10398	0644	edit dl rm
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pickle.py	47858	0644	edit dl rm
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pkgutil.py	21539	0644	edit dl rm
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profile.py	21448	0755	edit dl rm
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weakref.py	11495	0644	edit dl rm
webbrowser.py	22913	0755	edit dl rm
xdrlib.py	5381	0644	edit dl rm
zipfile.py	66424	0644	edit dl rm
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_weakrefset.py	5705	0644	edit dl rm
__future__.py	4584	0644	edit dl rm
__phello__.foo.py	64	0644	edit dl rm

Edit: /opt/alt/python33/lib64/python3.3/bz2.py (18473B)

"""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>"

import builtins
import io
import warnings

try:
    from threading import RLock
except ImportError:
    from dummy_threading import RLock

from _bz2 import BZ2Compressor, BZ2Decompressor

_MODE_CLOSED   = 0
_MODE_READ     = 1
_MODE_READ_EOF = 2
_MODE_WRITE    = 3

_BUFFER_SIZE = 8192

class BZ2File(io.BufferedIOBase):

"""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", buffering=None, compresslevel=9):
        """Open a bzip2-compressed file.

If filename is a str or bytes object, is 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, or 'a' for
        appending. These can equivalently be given as 'rb', 'wb', and 'ab'.

buffering is ignored. Its use is deprecated.

If mode is 'w' 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.
        """
        # This lock must be recursive, so that BufferedIOBase's
        # readline(), readlines() and writelines() don't deadlock.
        self._lock = RLock()
        self._fp = None
        self._closefp = False
        self._mode = _MODE_CLOSED
        self._pos = 0
        self._size = -1

if buffering is not None:
            warnings.warn("Use of 'buffering' argument is deprecated",
                          DeprecationWarning)

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
            self._decompressor = BZ2Decompressor()
            self._buffer = b""
            self._buffer_offset = 0
        elif mode in ("w", "wb"):
            mode = "wb"
            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}".format(mode))

if isinstance(filename, (str, bytes)):
            self._fp = builtins.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 or bytes object, or a file")

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.
        """
        with self._lock:
            if self._mode == _MODE_CLOSED:
                return
            try:
                if self._mode in (_MODE_READ, _MODE_READ_EOF):
                    self._decompressor = None
                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 = b""
                    self._buffer_offset = 0

@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._fp.seekable()

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

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

# 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 self._mode not in (_MODE_READ, _MODE_READ_EOF):
            self._check_not_closed()
            raise io.UnsupportedOperation("File not open for reading")

def _check_can_write(self):
        if self._mode != _MODE_WRITE:
            self._check_not_closed()
            raise io.UnsupportedOperation("File not open for writing")

def _check_can_seek(self):
        if self._mode not in (_MODE_READ, _MODE_READ_EOF):
            self._check_not_closed()
            raise io.UnsupportedOperation("Seeking is only supported "
                                          "on files open for reading")
        if not self._fp.seekable():
            raise io.UnsupportedOperation("The underlying file object "
                                          "does not support seeking")

# Fill the readahead buffer if it is empty. Returns False on EOF.
    def _fill_buffer(self):
        if self._mode == _MODE_READ_EOF:
            return False
        # 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 self._buffer_offset == len(self._buffer):
            rawblock = (self._decompressor.unused_data or
                        self._fp.read(_BUFFER_SIZE))

if not rawblock:
                if self._decompressor.eof:
                    self._mode = _MODE_READ_EOF
                    self._size = self._pos
                    return False
                else:
                    raise EOFError("Compressed file ended before the "
                                   "end-of-stream marker was reached")

# Continue to next stream.
            if self._decompressor.eof:
                self._decompressor = BZ2Decompressor()
                try:
                    self._buffer = self._decompressor.decompress(rawblock)
                except OSError:
                    # Trailing data isn't a valid bzip2 stream. We're done here.
                    self._mode = _MODE_READ_EOF
                    self._size = self._pos
                    return False
            else:
                self._buffer = self._decompressor.decompress(rawblock)
            self._buffer_offset = 0
        return True

# Read data until EOF.
    # If return_data is false, consume the data without returning it.
    def _read_all(self, return_data=True):
        # The loop assumes that _buffer_offset is 0. Ensure that this is true.
        self._buffer = self._buffer[self._buffer_offset:]
        self._buffer_offset = 0

blocks = []
        while self._fill_buffer():
            if return_data:
                blocks.append(self._buffer)
            self._pos += len(self._buffer)
            self._buffer = b""
        if return_data:
            return b"".join(blocks)

# Read a block of up to n bytes.
    # If return_data is false, consume the data without returning it.
    def _read_block(self, n, return_data=True):
        # If we have enough data buffered, return immediately.
        end = self._buffer_offset + n
        if end <= len(self._buffer):
            data = self._buffer[self._buffer_offset : end]
            self._buffer_offset = end
            self._pos += len(data)
            return data if return_data else None

# The loop assumes that _buffer_offset is 0. Ensure that this is true.
        self._buffer = self._buffer[self._buffer_offset:]
        self._buffer_offset = 0

blocks = []
        while n > 0 and self._fill_buffer():
            if n < len(self._buffer):
                data = self._buffer[:n]
                self._buffer_offset = n
            else:
                data = self._buffer
                self._buffer = b""
            if return_data:
                blocks.append(data)
            self._pos += len(data)
            n -= len(data)
        if return_data:
            return b"".join(blocks)

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.
        """
        with self._lock:
            self._check_can_read()
            if not self._fill_buffer():
                return b""
            return self._buffer[self._buffer_offset:]

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.
        """
        with self._lock:
            self._check_can_read()
            if size == 0:
                return b""
            elif size < 0:
                return self._read_all()
            else:
                return self._read_block(size)

def read1(self, size=-1):
        """Read up to size uncompressed bytes, while trying to avoid
        making multiple reads from the underlying stream.

Returns b'' if the file is at EOF.
        """
        # Usually, read1() calls _fp.read() at most once. However, sometimes
        # this does not give enough data for the decompressor to make progress.
        # In this case we make multiple reads, to avoid returning b"".
        with self._lock:
            self._check_can_read()
            if (size == 0 or
                # Only call _fill_buffer() if the buffer is actually empty.
                # This gives a significant speedup if *size* is small.
                (self._buffer_offset == len(self._buffer) and not self._fill_buffer())):
                return b""
            if size > 0:
                data = self._buffer[self._buffer_offset :
                                    self._buffer_offset + size]
                self._buffer_offset += len(data)
            else:
                data = self._buffer[self._buffer_offset:]
                self._buffer = b""
                self._buffer_offset = 0
            self._pos += len(data)
            return data

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

Returns the number of bytes read (0 for EOF).
        """
        with self._lock:
            return io.BufferedIOBase.readinto(self, 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__()
        with self._lock:
            self._check_can_read()
            # Shortcut for the common case - the whole line is in the buffer.
            if size < 0:
                end = self._buffer.find(b"\n", self._buffer_offset) + 1
                if end > 0:
                    line = self._buffer[self._buffer_offset : end]
                    self._buffer_offset = end
                    self._pos += len(line)
                    return line
            return io.BufferedIOBase.readline(self, 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__()
        with self._lock:
            return io.BufferedIOBase.readlines(self, size)

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

Returns the number of uncompressed bytes written, which is
        always len(data). Note that due to buffering, the file on disk
        may not reflect the data written until close() is called.
        """
        with self._lock:
            self._check_can_write()
            compressed = self._compressor.compress(data)
            self._fp.write(compressed)
            self._pos += len(data)
            return len(data)

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.
        """
        with self._lock:
            return io.BufferedIOBase.writelines(self, seq)

# Rewind the file to the beginning of the data stream.
    def _rewind(self):
        self._fp.seek(0, 0)
        self._mode = _MODE_READ
        self._pos = 0
        self._decompressor = BZ2Decompressor()
        self._buffer = b""
        self._buffer_offset = 0

def seek(self, offset, whence=0):
        """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.
        """
        with self._lock:
            self._check_can_seek()

# Recalculate offset as an absolute file position.
            if whence == 0:
                pass
            elif whence == 1:
                offset = self._pos + offset
            elif whence == 2:
                # Seeking relative to EOF - we need to know the file's size.
                if self._size < 0:
                    self._read_all(return_data=False)
                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.
            self._read_block(offset, return_data=False)

return self._pos

def tell(self):
        """Return the current file position."""
        with self._lock:
            self._check_not_closed()
            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 or bytes object), or
    an existing file object to read from or write to.

The mode argument can be "r", "rb", "w", "wb", "a" or "ab" for binary mode,
    or "rt", "wt" 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:
        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)

cmd: