OXIESEC PANEL

Name	Size	Modified	Perms
📁 ..	-	10/28/2024 06:50:42 AM	rwxr-xr-x
📄 LICENSE.txt	12.47 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 __future__.py	4.98 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 __phello__.foo.py	64 bytes	12/09/2021 05:04:37 PM	rw-r--r--
📁 __pycache__	-	05/09/2024 06:49:08 AM	rwxr-xr-x
📄 _bootlocale.py	1.76 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 _collections_abc.py	25.8 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 _compat_pickle.py	8.54 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 _compression.py	5.21 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 _dummy_thread.py	5.89 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 _markupbase.py	14.26 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 _osx_support.py	18.67 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 _py_abc.py	6.04 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 _pydecimal.py	223.18 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 _pyio.py	89.33 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 _sitebuiltins.py	3.04 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 _strptime.py	24.91 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 _sysconfigdata_m_linux_x86_64-linux-gnu.py	24.06 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 _threading_local.py	7.04 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 _weakrefset.py	5.55 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 abc.py	5.45 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 aifc.py	32.04 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 antigravity.py	477 bytes	12/09/2021 05:04:37 PM	rw-r--r--
📄 argparse.py	93.31 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 ast.py	12.56 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 asynchat.py	11.06 KB	12/09/2021 05:04:37 PM	rw-r--r--
📁 asyncio	-	05/09/2024 06:49:07 AM	rwxr-xr-x
📄 asyncore.py	19.65 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 base64.py	19.9 KB	12/09/2021 05:04:37 PM	rwxr-xr-x
📄 bdb.py	31.18 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 binhex.py	13.63 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 bisect.py	2.5 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 bz2.py	12.12 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 cProfile.py	6.09 KB	12/09/2021 05:04:37 PM	rwxr-xr-x
📄 calendar.py	24.24 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 cgi.py	33.84 KB	12/09/2021 05:04:37 PM	rwxr-xr-x
📄 cgitb.py	11.74 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 chunk.py	5.31 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 cmd.py	14.51 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 code.py	10.37 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 codecs.py	35.68 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 codeop.py	5.85 KB	12/09/2021 05:04:37 PM	rw-r--r--
📁 collections	-	05/09/2024 06:49:07 AM	rwxr-xr-x
📄 colorsys.py	3.97 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 compileall.py	13.33 KB	12/09/2021 05:04:37 PM	rw-r--r--
📁 concurrent	-	05/09/2024 06:49:08 AM	rwxr-xr-x
📄 configparser.py	53.01 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 contextlib.py	24.18 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 contextvars.py	129 bytes	12/09/2021 05:04:37 PM	rw-r--r--
📄 copy.py	8.61 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 copyreg.py	6.85 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 crypt.py	3.27 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 csv.py	15.8 KB	12/09/2021 05:04:37 PM	rw-r--r--
📁 ctypes	-	05/09/2024 06:49:08 AM	rwxr-xr-x
📁 curses	-	05/09/2024 06:49:08 AM	rwxr-xr-x
📄 dataclasses.py	47.7 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 datetime.py	84.52 KB	12/09/2021 05:04:37 PM	rw-r--r--
📁 dbm	-	05/09/2024 06:49:08 AM	rwxr-xr-x
📄 decimal.py	320 bytes	12/09/2021 05:04:37 PM	rw-r--r--
📄 difflib.py	82.41 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 dis.py	19.42 KB	12/09/2021 05:04:37 PM	rw-r--r--
📁 distutils	-	05/09/2024 06:57:52 AM	rwxr-xr-x
📄 doctest.py	101.84 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 dummy_threading.py	2.75 KB	12/09/2021 05:04:37 PM	rw-r--r--
📁 email	-	05/09/2024 06:49:08 AM	rwxr-xr-x
📁 encodings	-	05/09/2024 06:49:07 AM	rwxr-xr-x
📁 ensurepip	-	05/09/2024 07:26:24 AM	rwxr-xr-x
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📄 filecmp.py	9.6 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 fileinput.py	14.28 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 fnmatch.py	3.96 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 formatter.py	14.79 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 fractions.py	23.08 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 ftplib.py	34.43 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 functools.py	32.16 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 genericpath.py	4.8 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 getopt.py	7.31 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 getpass.py	5.85 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 gettext.py	21.87 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 glob.py	5.51 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 gzip.py	19.86 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 hashlib.py	9.31 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 heapq.py	22.48 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 hmac.py	6.36 KB	12/09/2021 05:04:37 PM	rw-r--r--
📁 html	-	05/09/2024 06:49:08 AM	rwxr-xr-x
📁 http	-	05/09/2024 06:49:08 AM	rwxr-xr-x
📄 imaplib.py	52.04 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 imghdr.py	3.71 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 imp.py	10.29 KB	12/09/2021 05:04:37 PM	rw-r--r--
📁 importlib	-	05/09/2024 06:49:07 AM	rwxr-xr-x
📄 inspect.py	114.88 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 io.py	3.43 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 ipaddress.py	71.84 KB	12/09/2021 05:04:37 PM	rw-r--r--
📁 json	-	05/09/2024 06:49:08 AM	rwxr-xr-x
📄 keyword.py	2.19 KB	12/09/2021 05:04:37 PM	rwxr-xr-x
📁 lib-dynload	-	05/09/2024 07:13:53 AM	rwxr-xr-x
📁 lib2to3	-	05/09/2024 06:58:00 AM	rwxr-xr-x
📄 linecache.py	5.19 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 locale.py	76.36 KB	12/09/2021 05:04:37 PM	rw-r--r--
📁 logging	-	05/09/2024 06:49:07 AM	rwxr-xr-x
📄 lzma.py	12.68 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 macpath.py	5.98 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 mailbox.py	76.81 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 mailcap.py	7.91 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 mimetypes.py	20.99 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 modulefinder.py	22.5 KB	12/09/2021 05:04:37 PM	rw-r--r--
📁 multiprocessing	-	05/09/2024 06:49:08 AM	rwxr-xr-x
📄 netrc.py	5.44 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 nntplib.py	42.08 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 ntpath.py	21.82 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 nturl2path.py	2.52 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 numbers.py	10 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 opcode.py	5.69 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 operator.py	10.61 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 optparse.py	58.96 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 os.py	36.9 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 pathlib.py	48.54 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 pdb.py	61.03 KB	12/09/2021 05:04:37 PM	rwxr-xr-x
📄 pickle.py	56.63 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 pickletools.py	89.08 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 pipes.py	8.71 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 pkgutil.py	20.96 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 platform.py	46.84 KB	12/09/2021 05:04:37 PM	rwxr-xr-x
📄 plistlib.py	29.2 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 poplib.py	14.61 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 posixpath.py	15.4 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 pprint.py	20.39 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 profile.py	21.95 KB	12/09/2021 05:04:37 PM	rwxr-xr-x
📄 pstats.py	26.67 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 pty.py	4.65 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 py_compile.py	7.81 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 pyclbr.py	14.78 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 pydoc.py	104.52 KB	12/09/2021 05:04:37 PM	rwxr-xr-x
📁 pydoc_data	-	05/09/2024 06:49:08 AM	rwxr-xr-x
📄 queue.py	11.09 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 quopri.py	7.08 KB	12/09/2021 05:04:37 PM	rwxr-xr-x
📄 random.py	26.91 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 re.py	14.84 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 reprlib.py	5.14 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 rlcompleter.py	6.93 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 runpy.py	11.68 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 sched.py	6.29 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 secrets.py	1.99 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 selectors.py	18.13 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 shelve.py	8.33 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 shlex.py	12.74 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 shutil.py	40.97 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 signal.py	2.07 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 site.py	21.79 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 sitecustomize.py	155 bytes	12/09/2021 05:04:37 PM	rw-r--r--
📄 smtpd.py	33.9 KB	12/09/2021 05:04:37 PM	rwxr-xr-x
📄 smtplib.py	43.17 KB	12/09/2021 05:04:37 PM	rwxr-xr-x
📄 sndhdr.py	6.92 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 socket.py	26.72 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 socketserver.py	26.29 KB	12/09/2021 05:04:37 PM	rw-r--r--
📁 sqlite3	-	05/09/2024 06:49:08 AM	rwxr-xr-x
📄 sre_compile.py	26.24 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 sre_constants.py	7.01 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 sre_parse.py	38.24 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 ssl.py	44.43 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 stat.py	4.92 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 statistics.py	20.17 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 string.py	11.29 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 stringprep.py	12.61 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 struct.py	257 bytes	12/09/2021 05:04:37 PM	rw-r--r--
📄 subprocess.py	70 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 sunau.py	17.94 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 symbol.py	2.08 KB	12/09/2021 05:04:37 PM	rwxr-xr-x
📄 symtable.py	7.1 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 sysconfig.py	23.94 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 tabnanny.py	11.14 KB	12/09/2021 05:04:37 PM	rwxr-xr-x
📄 tarfile.py	90.45 KB	12/09/2021 05:04:37 PM	rwxr-xr-x
📄 telnetlib.py	22.59 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 tempfile.py	31.06 KB	12/09/2021 05:04:37 PM	rw-r--r--
📁 test	-	05/09/2024 06:49:08 AM	rwxr-xr-x
📄 textwrap.py	18.95 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 this.py	1003 bytes	12/09/2021 05:04:37 PM	rw-r--r--
📄 threading.py	47.9 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 timeit.py	13.13 KB	12/09/2021 05:04:37 PM	rwxr-xr-x
📄 token.py	3.67 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 tokenize.py	26.4 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 trace.py	28.3 KB	12/09/2021 05:04:37 PM	rwxr-xr-x
📄 traceback.py	22.89 KB	12/09/2021 05:04:37 PM	rw-r--r--
📄 tracemalloc.py	16.68 KB	12/09/2021 05:04:37 PM	rw-r--r--
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📄 turtle.py	140.24 KB	12/09/2021 05:04:37 PM	rw-r--r--
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📁 urllib	-	05/09/2024 06:49:08 AM	rwxr-xr-x
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📁 venv	-	05/09/2024 06:49:08 AM	rwxr-xr-x
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📁 xmlrpc	-	05/09/2024 06:49:08 AM	rwxr-xr-x
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Editing: ntpath.py

# Module 'ntpath' -- common operations on WinNT/Win95 pathnames
"""Common pathname manipulations, WindowsNT/95 version.

Instead of importing this module directly, import os and refer to this
module as os.path.
"""

# strings representing various path-related bits and pieces
# These are primarily for export; internally, they are hardcoded.
# Should be set before imports for resolving cyclic dependency.
curdir = '.'
pardir = '..'
extsep = '.'
sep = '\\'
pathsep = ';'
altsep = '/'
defpath = '.;C:\\bin'
devnull = 'nul'

import os
import sys
import stat
import genericpath
from genericpath import *

__all__ = ["normcase","isabs","join","splitdrive","split","splitext",
           "basename","dirname","commonprefix","getsize","getmtime",
           "getatime","getctime", "islink","exists","lexists","isdir","isfile",
           "ismount", "expanduser","expandvars","normpath","abspath",
           "curdir","pardir","sep","pathsep","defpath","altsep",
           "extsep","devnull","realpath","supports_unicode_filenames","relpath",
           "samefile", "sameopenfile", "samestat", "commonpath"]

def _get_bothseps(path):
    if isinstance(path, bytes):
        return b'\\/'
    else:
        return '\\/'

# Normalize the case of a pathname and map slashes to backslashes.
# Other normalizations (such as optimizing '../' away) are not done
# (this is done by normpath).

def normcase(s):
    """Normalize case of pathname.

Makes all characters lowercase and all slashes into backslashes."""
    s = os.fspath(s)
    try:
        if isinstance(s, bytes):
            return s.replace(b'/', b'\\').lower()
        else:
            return s.replace('/', '\\').lower()
    except (TypeError, AttributeError):
        if not isinstance(s, (bytes, str)):
            raise TypeError("normcase() argument must be str or bytes, "
                            "not %r" % s.__class__.__name__) from None
        raise

# Return whether a path is absolute.
# Trivial in Posix, harder on Windows.
# For Windows it is absolute if it starts with a slash or backslash (current
# volume), or if a pathname after the volume-letter-and-colon or UNC-resource
# starts with a slash or backslash.

def isabs(s):
    """Test whether a path is absolute"""
    s = os.fspath(s)
    s = splitdrive(s)[1]
    return len(s) > 0 and s[0] in _get_bothseps(s)

# Join two (or more) paths.
def join(path, *paths):
    path = os.fspath(path)
    if isinstance(path, bytes):
        sep = b'\\'
        seps = b'\\/'
        colon = b':'
    else:
        sep = '\\'
        seps = '\\/'
        colon = ':'
    try:
        if not paths:
            path[:0] + sep  #23780: Ensure compatible data type even if p is null.
        result_drive, result_path = splitdrive(path)
        for p in map(os.fspath, paths):
            p_drive, p_path = splitdrive(p)
            if p_path and p_path[0] in seps:
                # Second path is absolute
                if p_drive or not result_drive:
                    result_drive = p_drive
                result_path = p_path
                continue
            elif p_drive and p_drive != result_drive:
                if p_drive.lower() != result_drive.lower():
                    # Different drives => ignore the first path entirely
                    result_drive = p_drive
                    result_path = p_path
                    continue
                # Same drive in different case
                result_drive = p_drive
            # Second path is relative to the first
            if result_path and result_path[-1] not in seps:
                result_path = result_path + sep
            result_path = result_path + p_path
        ## add separator between UNC and non-absolute path
        if (result_path and result_path[0] not in seps and
            result_drive and result_drive[-1:] != colon):
            return result_drive + sep + result_path
        return result_drive + result_path
    except (TypeError, AttributeError, BytesWarning):
        genericpath._check_arg_types('join', path, *paths)
        raise

# Split a path in a drive specification (a drive letter followed by a
# colon) and the path specification.
# It is always true that drivespec + pathspec == p
def splitdrive(p):
    """Split a pathname into drive/UNC sharepoint and relative path specifiers.
    Returns a 2-tuple (drive_or_unc, path); either part may be empty.

If you assign
        result = splitdrive(p)
    It is always true that:
        result[0] + result[1] == p

If the path contained a drive letter, drive_or_unc will contain everything
    up to and including the colon.  e.g. splitdrive("c:/dir") returns ("c:", "/dir")

If the path contained a UNC path, the drive_or_unc will contain the host name
    and share up to but not including the fourth directory separator character.
    e.g. splitdrive("//host/computer/dir") returns ("//host/computer", "/dir")

Paths cannot contain both a drive letter and a UNC path.

"""
    p = os.fspath(p)
    if len(p) >= 2:
        if isinstance(p, bytes):
            sep = b'\\'
            altsep = b'/'
            colon = b':'
        else:
            sep = '\\'
            altsep = '/'
            colon = ':'
        normp = p.replace(altsep, sep)
        if (normp[0:2] == sep*2) and (normp[2:3] != sep):
            # is a UNC path:
            # vvvvvvvvvvvvvvvvvvvv drive letter or UNC path
            # \\machine\mountpoint\directory\etc\...
            #           directory ^^^^^^^^^^^^^^^
            index = normp.find(sep, 2)
            if index == -1:
                return p[:0], p
            index2 = normp.find(sep, index + 1)
            # a UNC path can't have two slashes in a row
            # (after the initial two)
            if index2 == index + 1:
                return p[:0], p
            if index2 == -1:
                index2 = len(p)
            return p[:index2], p[index2:]
        if normp[1:2] == colon:
            return p[:2], p[2:]
    return p[:0], p

# Split a path in head (everything up to the last '/') and tail (the
# rest).  After the trailing '/' is stripped, the invariant
# join(head, tail) == p holds.
# The resulting head won't end in '/' unless it is the root.

def split(p):
    """Split a pathname.

Return tuple (head, tail) where tail is everything after the final slash.
    Either part may be empty."""
    p = os.fspath(p)
    seps = _get_bothseps(p)
    d, p = splitdrive(p)
    # set i to index beyond p's last slash
    i = len(p)
    while i and p[i-1] not in seps:
        i -= 1
    head, tail = p[:i], p[i:]  # now tail has no slashes
    # remove trailing slashes from head, unless it's all slashes
    head = head.rstrip(seps) or head
    return d + head, tail

# Split a path in root and extension.
# The extension is everything starting at the last dot in the last
# pathname component; the root is everything before that.
# It is always true that root + ext == p.

def splitext(p):
    p = os.fspath(p)
    if isinstance(p, bytes):
        return genericpath._splitext(p, b'\\', b'/', b'.')
    else:
        return genericpath._splitext(p, '\\', '/', '.')
splitext.__doc__ = genericpath._splitext.__doc__

# Return the tail (basename) part of a path.

def basename(p):
    """Returns the final component of a pathname"""
    return split(p)[1]

# Return the head (dirname) part of a path.

def dirname(p):
    """Returns the directory component of a pathname"""
    return split(p)[0]

# Is a path a symbolic link?
# This will always return false on systems where os.lstat doesn't exist.

def islink(path):
    """Test whether a path is a symbolic link.
    This will always return false for Windows prior to 6.0.
    """
    try:
        st = os.lstat(path)
    except (OSError, AttributeError):
        return False
    return stat.S_ISLNK(st.st_mode)

# Being true for dangling symbolic links is also useful.

def lexists(path):
    """Test whether a path exists.  Returns True for broken symbolic links"""
    try:
        st = os.lstat(path)
    except OSError:
        return False
    return True

# Is a path a mount point?
# Any drive letter root (eg c:\)
# Any share UNC (eg \\server\share)
# Any volume mounted on a filesystem folder
#
# No one method detects all three situations. Historically we've lexically
# detected drive letter roots and share UNCs. The canonical approach to
# detecting mounted volumes (querying the reparse tag) fails for the most
# common case: drive letter roots. The alternative which uses GetVolumePathName
# fails if the drive letter is the result of a SUBST.
try:
    from nt import _getvolumepathname
except ImportError:
    _getvolumepathname = None
def ismount(path):
    """Test whether a path is a mount point (a drive root, the root of a
    share, or a mounted volume)"""
    path = os.fspath(path)
    seps = _get_bothseps(path)
    path = abspath(path)
    root, rest = splitdrive(path)
    if root and root[0] in seps:
        return (not rest) or (rest in seps)
    if rest in seps:
        return True

if _getvolumepathname:
        return path.rstrip(seps) == _getvolumepathname(path).rstrip(seps)
    else:
        return False

# Expand paths beginning with '~' or '~user'.
# '~' means $HOME; '~user' means that user's home directory.
# If the path doesn't begin with '~', or if the user or $HOME is unknown,
# the path is returned unchanged (leaving error reporting to whatever
# function is called with the expanded path as argument).
# See also module 'glob' for expansion of *, ? and [...] in pathnames.
# (A function should also be defined to do full *sh-style environment
# variable expansion.)

def expanduser(path):
    """Expand ~ and ~user constructs.

If user or $HOME is unknown, do nothing."""
    path = os.fspath(path)
    if isinstance(path, bytes):
        tilde = b'~'
    else:
        tilde = '~'
    if not path.startswith(tilde):
        return path
    i, n = 1, len(path)
    while i < n and path[i] not in _get_bothseps(path):
        i += 1

if 'HOME' in os.environ:
        userhome = os.environ['HOME']
    elif 'USERPROFILE' in os.environ:
        userhome = os.environ['USERPROFILE']
    elif not 'HOMEPATH' in os.environ:
        return path
    else:
        try:
            drive = os.environ['HOMEDRIVE']
        except KeyError:
            drive = ''
        userhome = join(drive, os.environ['HOMEPATH'])

if isinstance(path, bytes):
        userhome = os.fsencode(userhome)

if i != 1: #~user
        userhome = join(dirname(userhome), path[1:i])

return userhome + path[i:]

# Expand paths containing shell variable substitutions.
# The following rules apply:
#       - no expansion within single quotes
#       - '$$' is translated into '$'
#       - '%%' is translated into '%' if '%%' are not seen in %var1%%var2%
#       - ${varname} is accepted.
#       - $varname is accepted.
#       - %varname% is accepted.
#       - varnames can be made out of letters, digits and the characters '_-'
#         (though is not verified in the ${varname} and %varname% cases)
# XXX With COMMAND.COM you can use any characters in a variable name,
# XXX except '^|<>='.

def expandvars(path):
    """Expand shell variables of the forms $var, ${var} and %var%.

Unknown variables are left unchanged."""
    path = os.fspath(path)
    if isinstance(path, bytes):
        if b'$' not in path and b'%' not in path:
            return path
        import string
        varchars = bytes(string.ascii_letters + string.digits + '_-', 'ascii')
        quote = b'\''
        percent = b'%'
        brace = b'{'
        rbrace = b'}'
        dollar = b'$'
        environ = getattr(os, 'environb', None)
    else:
        if '$' not in path and '%' not in path:
            return path
        import string
        varchars = string.ascii_letters + string.digits + '_-'
        quote = '\''
        percent = '%'
        brace = '{'
        rbrace = '}'
        dollar = '$'
        environ = os.environ
    res = path[:0]
    index = 0
    pathlen = len(path)
    while index < pathlen:
        c = path[index:index+1]
        if c == quote:   # no expansion within single quotes
            path = path[index + 1:]
            pathlen = len(path)
            try:
                index = path.index(c)
                res += c + path[:index + 1]
            except ValueError:
                res += c + path
                index = pathlen - 1
        elif c == percent:  # variable or '%'
            if path[index + 1:index + 2] == percent:
                res += c
                index += 1
            else:
                path = path[index+1:]
                pathlen = len(path)
                try:
                    index = path.index(percent)
                except ValueError:
                    res += percent + path
                    index = pathlen - 1
                else:
                    var = path[:index]
                    try:
                        if environ is None:
                            value = os.fsencode(os.environ[os.fsdecode(var)])
                        else:
                            value = environ[var]
                    except KeyError:
                        value = percent + var + percent
                    res += value
        elif c == dollar:  # variable or '$$'
            if path[index + 1:index + 2] == dollar:
                res += c
                index += 1
            elif path[index + 1:index + 2] == brace:
                path = path[index+2:]
                pathlen = len(path)
                try:
                    index = path.index(rbrace)
                except ValueError:
                    res += dollar + brace + path
                    index = pathlen - 1
                else:
                    var = path[:index]
                    try:
                        if environ is None:
                            value = os.fsencode(os.environ[os.fsdecode(var)])
                        else:
                            value = environ[var]
                    except KeyError:
                        value = dollar + brace + var + rbrace
                    res += value
            else:
                var = path[:0]
                index += 1
                c = path[index:index + 1]
                while c and c in varchars:
                    var += c
                    index += 1
                    c = path[index:index + 1]
                try:
                    if environ is None:
                        value = os.fsencode(os.environ[os.fsdecode(var)])
                    else:
                        value = environ[var]
                except KeyError:
                    value = dollar + var
                res += value
                if c:
                    index -= 1
        else:
            res += c
        index += 1
    return res

# Normalize a path, e.g. A//B, A/./B and A/foo/../B all become A\B.
# Previously, this function also truncated pathnames to 8+3 format,
# but as this module is called "ntpath", that's obviously wrong!

def normpath(path):
    """Normalize path, eliminating double slashes, etc."""
    path = os.fspath(path)
    if isinstance(path, bytes):
        sep = b'\\'
        altsep = b'/'
        curdir = b'.'
        pardir = b'..'
        special_prefixes = (b'\\\\.\\', b'\\\\?\\')
    else:
        sep = '\\'
        altsep = '/'
        curdir = '.'
        pardir = '..'
        special_prefixes = ('\\\\.\\', '\\\\?\\')
    if path.startswith(special_prefixes):
        # in the case of paths with these prefixes:
        # \\.\ -> device names
        # \\?\ -> literal paths
        # do not do any normalization, but return the path unchanged
        return path
    path = path.replace(altsep, sep)
    prefix, path = splitdrive(path)

# collapse initial backslashes
    if path.startswith(sep):
        prefix += sep
        path = path.lstrip(sep)

comps = path.split(sep)
    i = 0
    while i < len(comps):
        if not comps[i] or comps[i] == curdir:
            del comps[i]
        elif comps[i] == pardir:
            if i > 0 and comps[i-1] != pardir:
                del comps[i-1:i+1]
                i -= 1
            elif i == 0 and prefix.endswith(sep):
                del comps[i]
            else:
                i += 1
        else:
            i += 1
    # If the path is now empty, substitute '.'
    if not prefix and not comps:
        comps.append(curdir)
    return prefix + sep.join(comps)

def _abspath_fallback(path):
    """Return the absolute version of a path as a fallback function in case
    `nt._getfullpathname` is not available or raises OSError. See bpo-31047 for
    more.

"""

path = os.fspath(path)
    if not isabs(path):
        if isinstance(path, bytes):
            cwd = os.getcwdb()
        else:
            cwd = os.getcwd()
        path = join(cwd, path)
    return normpath(path)

# Return an absolute path.
try:
    from nt import _getfullpathname

except ImportError: # not running on Windows - mock up something sensible
    abspath = _abspath_fallback

else:  # use native Windows method on Windows
    def abspath(path):
        """Return the absolute version of a path."""
        try:
            return normpath(_getfullpathname(path))
        except (OSError, ValueError):
            return _abspath_fallback(path)

# realpath is a no-op on systems without islink support
realpath = abspath
# Win9x family and earlier have no Unicode filename support.
supports_unicode_filenames = (hasattr(sys, "getwindowsversion") and
                              sys.getwindowsversion()[3] >= 2)

def relpath(path, start=None):
    """Return a relative version of a path"""
    path = os.fspath(path)
    if isinstance(path, bytes):
        sep = b'\\'
        curdir = b'.'
        pardir = b'..'
    else:
        sep = '\\'
        curdir = '.'
        pardir = '..'

if start is None:
        start = curdir

if not path:
        raise ValueError("no path specified")

start = os.fspath(start)
    try:
        start_abs = abspath(normpath(start))
        path_abs = abspath(normpath(path))
        start_drive, start_rest = splitdrive(start_abs)
        path_drive, path_rest = splitdrive(path_abs)
        if normcase(start_drive) != normcase(path_drive):
            raise ValueError("path is on mount %r, start on mount %r" % (
                path_drive, start_drive))

start_list = [x for x in start_rest.split(sep) if x]
        path_list = [x for x in path_rest.split(sep) if x]
        # Work out how much of the filepath is shared by start and path.
        i = 0
        for e1, e2 in zip(start_list, path_list):
            if normcase(e1) != normcase(e2):
                break
            i += 1

rel_list = [pardir] * (len(start_list)-i) + path_list[i:]
        if not rel_list:
            return curdir
        return join(*rel_list)
    except (TypeError, ValueError, AttributeError, BytesWarning, DeprecationWarning):
        genericpath._check_arg_types('relpath', path, start)
        raise

# Return the longest common sub-path of the sequence of paths given as input.
# The function is case-insensitive and 'separator-insensitive', i.e. if the
# only difference between two paths is the use of '\' versus '/' as separator,
# they are deemed to be equal.
#
# However, the returned path will have the standard '\' separator (even if the
# given paths had the alternative '/' separator) and will have the case of the
# first path given in the sequence. Additionally, any trailing separator is
# stripped from the returned path.

def commonpath(paths):
    """Given a sequence of path names, returns the longest common sub-path."""

if not paths:
        raise ValueError('commonpath() arg is an empty sequence')

paths = tuple(map(os.fspath, paths))
    if isinstance(paths[0], bytes):
        sep = b'\\'
        altsep = b'/'
        curdir = b'.'
    else:
        sep = '\\'
        altsep = '/'
        curdir = '.'

try:
        drivesplits = [splitdrive(p.replace(altsep, sep).lower()) for p in paths]
        split_paths = [p.split(sep) for d, p in drivesplits]

try:
            isabs, = set(p[:1] == sep for d, p in drivesplits)
        except ValueError:
            raise ValueError("Can't mix absolute and relative paths") from None

# Check that all drive letters or UNC paths match. The check is made only
        # now otherwise type errors for mixing strings and bytes would not be
        # caught.
        if len(set(d for d, p in drivesplits)) != 1:
            raise ValueError("Paths don't have the same drive")

drive, path = splitdrive(paths[0].replace(altsep, sep))
        common = path.split(sep)
        common = [c for c in common if c and c != curdir]

split_paths = [[c for c in s if c and c != curdir] for s in split_paths]
        s1 = min(split_paths)
        s2 = max(split_paths)
        for i, c in enumerate(s1):
            if c != s2[i]:
                common = common[:i]
                break
        else:
            common = common[:len(s1)]

prefix = drive + sep if isabs else drive
        return prefix + sep.join(common)
    except (TypeError, AttributeError):
        genericpath._check_arg_types('commonpath', *paths)
        raise

# determine if two files are in fact the same file
try:
    # GetFinalPathNameByHandle is available starting with Windows 6.0.
    # Windows XP and non-Windows OS'es will mock _getfinalpathname.
    if sys.getwindowsversion()[:2] >= (6, 0):
        from nt import _getfinalpathname
    else:
        raise ImportError
except (AttributeError, ImportError):
    # On Windows XP and earlier, two files are the same if their absolute
    # pathnames are the same.
    # Non-Windows operating systems fake this method with an XP
    # approximation.
    def _getfinalpathname(f):
        return normcase(abspath(f))

try:
    # The genericpath.isdir implementation uses os.stat and checks the mode
    # attribute to tell whether or not the path is a directory.
    # This is overkill on Windows - just pass the path to GetFileAttributes
    # and check the attribute from there.
    from nt import _isdir as isdir
except ImportError:
    # Use genericpath.isdir as imported above.
    pass