FM / pexpect

/opt/imh-python/lib/python3.9/site-packages/pexpect/

/opt/imh-python/lib/python3.9/site-packages/pexpect

Name	Size	Mode	Actions
__pycache__/	-	0755	rm
ANSI.py	12177	0644	edit dl rm
bashrc.sh	419	0644	edit dl rm
exceptions.py	1068	0644	edit dl rm
expect.py	13827	0644	edit dl rm
fdpexpect.py	5991	0644	edit dl rm
FSM.py	13419	0644	edit dl rm
popen_spawn.py	6159	0644	edit dl rm
pty_spawn.py	37382	0644	edit dl rm
pxssh.py	24445	0644	edit dl rm
replwrap.py	5951	0644	edit dl rm
run.py	6629	0644	edit dl rm
screen.py	13704	0644	edit dl rm
socket_pexpect.py	4814	0644	edit dl rm
spawnbase.py	21685	0644	edit dl rm
utils.py	6019	0644	edit dl rm
_async.py	907	0644	edit dl rm
_async_pre_await.py	3465	0644	edit dl rm
_async_w_await.py	3802	0644	edit dl rm
__init__.py	4089	0644	edit dl rm

Edit: /opt/imh-python/lib/python3.9/site-packages/pexpect/socket_pexpect.py (4814B)

"""This is like :mod:`pexpect`, but it will work with any socket that you
pass it. You are responsible for opening and closing the socket.

PEXPECT LICENSE

This license is approved by the OSI and FSF as GPL-compatible.
        http://opensource.org/licenses/isc-license.txt

Copyright (c) 2012, Noah Spurrier <noah@noah.org>
    PERMISSION TO USE, COPY, MODIFY, AND/OR DISTRIBUTE THIS SOFTWARE FOR ANY
    PURPOSE WITH OR WITHOUT FEE IS HEREBY GRANTED, PROVIDED THAT THE ABOVE
    COPYRIGHT NOTICE AND THIS PERMISSION NOTICE APPEAR IN ALL COPIES.
    THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
    WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
    MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
    ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
    WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
    ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

"""

import socket
from contextlib import contextmanager

from .exceptions import TIMEOUT, EOF
from .spawnbase import SpawnBase

__all__ = ["SocketSpawn"]

class SocketSpawn(SpawnBase):
    """This is like :mod:`pexpect.fdpexpect` but uses the cross-platform python socket api,
    rather than the unix-specific file descriptor api. Thus, it works with
    remote connections on both unix and windows."""

def __init__(
        self,
        socket: socket.socket,
        args=None,
        timeout=30,
        maxread=2000,
        searchwindowsize=None,
        logfile=None,
        encoding=None,
        codec_errors="strict",
        use_poll=False,
    ):
        """This takes an open socket."""

self.args = None
        self.command = None
        SpawnBase.__init__(
            self,
            timeout,
            maxread,
            searchwindowsize,
            logfile,
            encoding=encoding,
            codec_errors=codec_errors,
        )
        self.socket = socket
        self.child_fd = socket.fileno()
        self.closed = False
        self.name = "<socket %s>" % socket
        self.use_poll = use_poll

def close(self):
        """Close the socket.

Calling this method a second time does nothing, but if the file
        descriptor was closed elsewhere, :class:`OSError` will be raised.
        """
        if self.child_fd == -1:
            return

self.flush()
        self.socket.shutdown(socket.SHUT_RDWR)
        self.socket.close()
        self.child_fd = -1
        self.closed = True

def isalive(self):
        """ Alive if the fileno is valid """
        return self.socket.fileno() >= 0

def send(self, s) -> int:
        """Write to socket, return number of bytes written"""
        s = self._coerce_send_string(s)
        self._log(s, "send")

b = self._encoder.encode(s, final=False)
        self.socket.sendall(b)
        return len(b)

def sendline(self, s) -> int:
        """Write to socket with trailing newline, return number of bytes written"""
        s = self._coerce_send_string(s)
        return self.send(s + self.linesep)

def write(self, s):
        """Write to socket, return None"""
        self.send(s)

def writelines(self, sequence):
        "Call self.write() for each item in sequence"
        for s in sequence:
            self.write(s)

@contextmanager
    def _timeout(self, timeout):
        saved_timeout = self.socket.gettimeout()
        try:
            self.socket.settimeout(timeout)
            yield
        finally:
            self.socket.settimeout(saved_timeout)

def read_nonblocking(self, size=1, timeout=-1):
        """
        Read from the file descriptor and return the result as a string.

The read_nonblocking method of :class:`SpawnBase` assumes that a call
        to os.read will not block (timeout parameter is ignored). This is not
        the case for POSIX file-like objects such as sockets and serial ports.

Use :func:`select.select`, timeout is implemented conditionally for
        POSIX systems.

:param int size: Read at most *size* bytes.
        :param int timeout: Wait timeout seconds for file descriptor to be
            ready to read. When -1 (default), use self.timeout. When 0, poll.
        :return: String containing the bytes read
        """
        if timeout == -1:
            timeout = self.timeout
        try:
            with self._timeout(timeout):
                s = self.socket.recv(size)
                if s == b'':
                    self.flag_eof = True
                    raise EOF("Socket closed")
                return s
        except socket.timeout:
            raise TIMEOUT("Timeout exceeded.")

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