byp4a55 professor6T9

Linux sonniq.ru 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 x86_64
Apache/2.4.52 (Ubuntu)
127.0.0.1

File Name : util.py

try:
    from shutil import which  # Python >= 3.3
except ImportError:
    import os, sys
    
    # This is copied from Python 3.4.1
    def which(cmd, mode=os.F_OK | os.X_OK, path=None):
        """Given a command, mode, and a PATH string, return the path which
        conforms to the given mode on the PATH, or None if there is no such
        file.
    
        `mode` defaults to os.F_OK | os.X_OK. `path` defaults to the result
        of os.environ.get("PATH"), or can be overridden with a custom search
        path.
    
        """
        # Check that a given file can be accessed with the correct mode.
        # Additionally check that `file` is not a directory, as on Windows
        # directories pass the os.access check.
        def _access_check(fn, mode):
            return (os.path.exists(fn) and os.access(fn, mode)
                    and not os.path.isdir(fn))
    
        # If we're given a path with a directory part, look it up directly rather
        # than referring to PATH directories. This includes checking relative to the
        # current directory, e.g. ./script
        if os.path.dirname(cmd):
            if _access_check(cmd, mode):
                return cmd
            return None
    
        if path is None:
            path = os.environ.get("PATH", os.defpath)
        if not path:
            return None
        path = path.split(os.pathsep)
    
        if sys.platform == "win32":
            # The current directory takes precedence on Windows.
            if not os.curdir in path:
                path.insert(0, os.curdir)
    
            # PATHEXT is necessary to check on Windows.
            pathext = os.environ.get("PATHEXT", "").split(os.pathsep)
            # See if the given file matches any of the expected path extensions.
            # This will allow us to short circuit when given "python.exe".
            # If it does match, only test that one, otherwise we have to try
            # others.
            if any(cmd.lower().endswith(ext.lower()) for ext in pathext):
                files = [cmd]
            else:
                files = [cmd + ext for ext in pathext]
        else:
            # On other platforms you don't have things like PATHEXT to tell you
            # what file suffixes are executable, so just pass on cmd as-is.
            files = [cmd]
    
        seen = set()
        for dir in path:
            normdir = os.path.normcase(dir)
            if not normdir in seen:
                seen.add(normdir)
                for thefile in files:
                    name = os.path.join(dir, thefile)
                    if _access_check(name, mode):
                        return name
        return None

class PtyProcessError(Exception):
    """Generic error class for this package."""

Name	Type	Size	Owner/Group	Permission	Last Modified	Actions
.	dir	-	0/0	0755	2022-04-21 04:02:35
..	dir	-	0/0	0755	2025-12-29 06:26:53
__pycache__	dir	-	0/0	0755	2022-04-21 04:02:35
__init__.py	text/plain	138 B	0/0	0644	2020-12-28 06:13:57
_fork_pty.py	text/plain	2.31 KB	0/0	0644	2020-12-28 06:13:57
ptyprocess.py	text/x-script.python	30.94 KB	0/0	0644	2020-12-28 06:13:57
util.py	text/x-script.python	2.72 KB	0/0	0644	2020-12-28 06:13:57

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