eTdZddlZddlmZddlmZmZddlmZdgZ GddeZ y) a,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 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. N)contextmanager)TIMEOUTEOF) SpawnBase SocketSpawnceZdZdZ ddejfdZdZdZdefdZ defd Z d Z d Z e d Zdd Zy)rzThis 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.Nsocketc d|_d|_tj|||||||||_|j |_d|_d|z|_| |_ y)zThis takes an open socket.N)encoding codec_errorsFz ) argscommandr__init__r filenochild_fdclosednameuse_poll) selfr rtimeoutmaxreadsearchwindowsizelogfiler r rs 8/usr/lib/python3/dist-packages/pexpect/socket_pexpect.pyrzSocketSpawn.__init__%sg       %  %   !F*   c|jdk(ry|j|jjtj|jj d|_d|_y)zClose the socket. Calling this method a second time does nothing, but if the file descriptor was closed elsewhere, :class:`OSError` will be raised. NT)rflushr shutdown SHUT_RDWRcloserrs rr"zSocketSpawn.closeDsR ==B    V--.   rc<|jjdk\S)z Alive if the fileno is valid r)r rr#s risalivezSocketSpawn.isaliveSs{{!!#q((rreturnc|j|}|j|d|jj|d}|jj |t |S)z/Write to socket, return number of bytes writtensendF)final)_coerce_send_string_log_encoderencoder sendalllen)rsbs rr(zSocketSpawn.sendWsT  $ $Q ' !V MM % 0 A1v rc`|j|}|j||jzS)zEWrite to socket with trailing newline, return number of bytes written)r*r(lineseprr0s rsendlinezSocketSpawn.sendline`s*  $ $Q 'yyT\\)**rc&|j|y)zWrite to socket, return NoneN)r(r4s rwritezSocketSpawn.writees  ! rc4|D]}|j|y)z+Call self.write() for each item in sequenceN)r7)rsequencer0s r writelineszSocketSpawn.writelinesis A JJqM rc#K|jj} |jj|d|jj|y#|jj|wxYww)N)r gettimeout settimeout)rr saved_timeouts r_timeoutzSocketSpawn._timeoutnsV ..0  2 KK " "7 +  KK " "= 1DKK " "= 1sA9AA9A66A9c |dk(r |j} |j|5|jj|}|dk(rd|_t d|cdddS#1swYyxYw#tj$r t dwxYw)a 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 rrTz Socket closedNzTimeout exceeded.)rr?r recvflag_eofrr)rsizerr0s rread_nonblockingzSocketSpawn.read_nonblockingws b=llG /w' KK$$T*8$(DMo..     ~~ /-. . /s(A.4A" A."A+'A.+A..B )NiNNNstrictF)rr)__name__ __module__ __qualname____doc__r rr"r%intr(r5r7r:rr?rDrrrr sw4! !> )+S+  22/r) rJr contextlibr exceptionsrr spawnbaser__all__rrLrrrQs-,%$ /q/)q/r