Python Subprocess Ssh Multiple Commands

It’s a command-line utility that allows you to install, reinstall, or uninstall PyPI packages with a simple and straightforward command: pip. The talk is only 20 minutes long, but we will be able to solve multiple query optimization problems because ANALYZE command allows one to do it so quickly!. Software Packages in "buster", Subsection python 2to3 Python framework for wrapping general commands in multiple interfaces easy to use python subprocess. How would I automate this in Python?. Python subprocess - run multiple shell commands over SSH python ssh subprocess Updated April 17, 2019 23:26 PM. One of the best ways to learn about the APIs is to use them inside an interactive command-line Python interpreter. How do I sudo a command in a script without being asked for a password? you give this file out and you have an ssh server running! python >> import subprocess. Think of any program that opens a session that you have to exit! Prerequisites Python 2. I have an ssh password less login set up, and I can run commands on an external server in bash script doing: ssh root@server2 "sync; sync; /sbin/shutdown -h now" How do I run multiple commands in bash on a remote Unix or Linux server? What is the best. Welcome to Fabric!¶ What is Fabric? ¶ Fabric is a high level Python (2. It’s so common it’s even a verb: It turns out something could be better than SSH if. import subprocess. How to run 'sed' using Subprocess? When i tried to run the same command in a python script, nothing is being appended. check_output ’ because if the attacker mistyped a command, this will raise an exception and we will lose our shell. Pls find the telnet script, I need ssh script for same. Run the following command to install the library using pip: pip install --upgrade google-api-python-client google-auth-httplib2 google-auth-oauthlib. Popen(command_args, …. By joining our community you will have the ability to post topics, receive our newsletter, use the advanced search, subscribe to threads and access many other special features. AsyncSSH is a Python package which provides an asynchronous client and server implementation of the SSHv2 protocol on top of the Python 3. 5 resulted in a redesign of the object model supporting this PEP to more clearly separate native coroutines from generators - rather than being a new kind of generator, native coroutines are now their own completely distinct type (implemented in ). Subprocess Overview For a long time I have been using os. After running the script I want the ssh session to remain open. Note: substitute socket. I would like to delay execution for five seconds in a Python script. EuroPython 2014 100,510 views. Note that there are multiple ways to accomplish what the above steps do. Welcome to Python Run Shell Command On Windows tutorial. API Design and Implementation Revisions. For right now I'd like help with how to just show the current directories so I can try and work through the solution myself. split(command_line) subprocess. I'll assume the latter, because you really should be using Python 3 The documentation, subprocess - Subprocess management. If you had a solution, that somehow magically re-uses the authentication from SSH for the sudo command, I'd be more interested (and perhaps would start to search for replacements for SSH). As a client. The -c flag prefaces a command to be executed before any in the script. How To: Run multiple Python scripts from a single parent script. Or you can source directly ~/. so something along this lines: but be aware that if you dynamically construct my directory it is suceptible of shell injection then END line should be a unique identifier To avoid the uniqueness of END line problem, an easiest way would be to use different ssh command. By Kannan Ponnusamy January 28, 2015 The Problem. install python on linux machine. However, most of the times when I want to pass some arguments to the external program, I usually get stuck. 4 samba is also installed [12:26] trevor3307, so you don't have a server === aiHuf [n=ziguabhz@Fiberlink. However, these processes, known as subprocesses, run as completely independent entities-each with their own private system state and main thread of execution. The OpenSSH SSH client supports SSH protocols 1 and 2. It’s a protocol used to securely connect to a remote server/system. run(['ls', '-l']) It is the recommended standard way. In Python you've to use a list. Strait from the terminal I get a hello world copy as file2… as expected. scp stands for secure cp (copy), which means you can copy files across ssh connection. There is no need to worry, in this simple server management guide, we will show you how to run multiple commands on multiple Linux servers simultaneously. » SSH client usage Vagrant will attempt to use the local SSH client installed on the host machine. Python offers several options to run external processes and interact with the operating system. 3 or above pip install pexpect If. The following are code examples for showing how to use paramiko. clj and, while it is the current file, use the menu or the command palette to start the REPL. The following are code examples for showing how to use os. [icon type="python"]I am a new Python user. They are extracted from open source Python projects. This is the incomplete feature matrix for them; please help complete it as you see fit. Python's subprocess module disables SIGPIPE by default (SIGPIPE is sets to ignore). However, there is often a need to run manipulate hdfs file directly from python. Whenever you need to use scp to copy files, it asks for passwords. See the Replacing Older Functions with the subprocess Module section in the subprocess documentation for some helpful recipes. SecureCRT® gives you many ways to complete secure file transfer operations using Secure Shell (SSH1 or SSH2) protocols. As a is 33, and b is 200, we know that 200 is greater than 33, and so we print to screen that "b is greater than a". python subprocess. If there's just one thing in the subprocess module that you should be concerned with, its the Popen class. Judging from comp. It allows for SSH sessions, port forwarding, remote debugging, and inspection with popular Java diagnostic tools. Continuing our Networking Automation using Python blog series, here is the Part 4. They are extracted from open source Python projects. pool(multiprocessing. How do I add a time delay in Python on Unix/Linux? Is there a sleep command in python like the Unix/Linux sleep utility to suspend execution of a bash script?. A program can create new processes using library functions such as those found in the os or subprocess modules such as os. sh is a full-fledged subprocess replacement for Python 2. Next, let's click on the Start Menu and right click My Computer. [JENKINS-19973] Option to hide ssh command in log. This is useful and should only be done in a few cases. You can use other modules such as subprocess, but I find this module easier to use. 04 Desktop, Python 2. Using Linux this is no problem with the ssh -W command. Bitvise SSH Client: Free SSH file transfer, terminal and tunneling. 5, with the introduction of subprocess. Use docker ps to get the name of the existing container; Use the command docker exec -it /bin/bash to get a bash shell in the container. Python 2 has several methods in the os module, which are now deprecated and replaced by the subprocess module, which is the preferred option in. Subprocess Overview For a long time I have been using os. Popen growing yet another bool flag parameter to choose the new behavior is possible, but quite ugly (and unusable on multi-python version code). Reverse Shell Cheat Sheet If you’re lucky enough to find a command execution vulnerability during a penetration test, pretty soon afterwards you’ll probably want an interactive shell. Software Packages in "buster", Subsection python 2to3 Python framework for wrapping general commands in multiple interfaces easy to use python subprocess. For example, how to configure multiple VLANs on a multiple switches, or how to configure OSPF on a router and more. Popen(TUNNEL_COMMAND) Running SSH commands on multiple. [icon type="python"]I am a new Python user. I could not find the documentation on paramiko site. Introduction. -p or --plain - This does an SSH without authentication, leaving authentication up to the user. What I want to do it change some of my bash scripts into python 3 scripts as I learn python. It allows you to execute local and remote shell commands. Scenario: On your local computer, you want to open and manipulate an IPython notebook running on a remote computer. I would like python to simply exec the cmd and move on…. SSH chosen for acceptable security with minimal configuration. Of course a lot of our older scripts are written in bash and in moving to Python we’ve lost the simple shell integration previously available. Popen(command, shell=True, stdout=subprocess. Popen(['cmd. Fabric is simple alternative for running commands in a secure shell (SSH) fabric. I want to ssh into a server, and execute a number of bash commands on that server after logging in to that server, and I want to do that with a python script. Python offers several options to run external processes and interact with the operating system. Note on Python version: If you are still using Python 2, subprocess. I’ve compiled this list of SSH commands for anyone who struggles to managed their Linux servers. STDOUT, stdin = subprocess. Unfortunately nothing happens after python starts, and in fact the python process that is created remotely stays "alive" even after I disconnect from SSH. Python provides a lot of modules for different operating system related operations. I'm just trying to use PuTTY to get an SSH connection to my servers. Subprocess Module Synopsis Python's subprocess module makes it easy to invoke external commands on localhost. pre { overflow:scroll; | The UNIX and Linux Forums. Examples of its basic usage are provided here and here. 3 on Windows platforms. py, the easiest way to run it is with the shell command "python hello. Displaying remote clients. js, R, PHP, Strest, Go, Dart, JSON, Rust. However, it didn't work for me. match - a module that builds on top of Python’s regular expression support. ssh ssh-keygen -t DSA -f pythondev -C @pythondev vi config In the config file, the following lines need to be added: Host pythondev Hostname dinsdale. exec-helpers. It’s a protocol used to securely connect to a remote server/system. Other SSH Commands. Once installed, you can download, install and uninstall any compliant Python software product with a single command. 1308 (Rolin) gtid_dropbox. Update: I reworked the code below a bit and put it on github and pypi to make it pip installable As its name suggests, the Python subprocess allows you to spawn a child/sub process and keep an eye on its standard output through a pipe for example. Instead of that we would like to be able to use some ssh client such as the ssh command on an OSX or Linux, or Putty on a Windows machine. Python framework for Unix command line programs python-click (6. Do you ever wanted to use SSH as a VPN? There is little piece of useful utility called “sshuttle” is available to completely turn your SSH connection as VPN. When the iPhone and the computer are connected to the same WiFi network, it is easy to do SSH using any SSH client. Calling an external command in Python in background. I would send commands through the shell as a subprocess: p = Popen. Learn how to automate networks using: - Telnet - SSH - Paramiko - Netmiko - NAPALM - pyntc. Windows command line – On Windows, run commands in PowerShell or at the Windows command prompt. RUN parallel commands on your linux system Using Python Leave a comment Posted by arshpreetsingh on January 5, 2018 This is really simple Python script that would run on your system if You have to run parallel commands, All you just has to do is Open multiple tabs and run commandson each ab as per your requirement. This allows linux administrators to perform variety of administrative jobs. There are multiple ways to execute shell command and get output using Python. To have the Heroku CLI configure SSH transport, you can pass a --ssh-git flag to the heroku create, heroku git:remote and heroku git:clone commands. Note that we run a local code not run a remote code after loading it at remote place. py -John Taylor Dec-16-2015 Send ssh command(s) to a remote host via PuTTY's Plink Instructions ----- 1) create a new PuTTY SSH. Example Network. The logic used is as follows:. just run ssh-agent and ssh-add prior to running your script. Calling external programs from within a python script is a pretty common task. There is a docker exec command that can be used to connect to a container that is already running. stdout = subprocess. Execution helpers for simplified usage of subprocess and ssh. The same is true for commands that offer shell escapes (including most editors). UPDATE 01/2019: I'll be publishing a short video walkthrough of Basic Unix Commands here at the top of the page shortly. Reverse Shell Cheat Sheet If you’re lucky enough to find a command execution vulnerability during a penetration test, pretty soon afterwards you’ll probably want an interactive shell. Running external command or shell command is very popular Python developers. 3 videos Play all Python subprocess Module Tutorials John Hammond Writing Awesome Command-Line Programs in Python - Duration: 41:25. The install command on Linux systems is used to copy files, and it does this by combining several commands into one to make them easy to use. Popen(["ssh but if you are going to call more functions on multiple machines it. From the Fabric home page: Fabric is a Python (2. How to run 'sed' using Subprocess? When i tried to run the same command in a python script, nothing is being appended. com" #example response = os. The official Python documentation for the subprocess module is a bit lacking, in my humble opinion, in its treatment of argument passing. Sometimes you know exactly what to do in your terminal but don't know how to do it from within a Python script. SSH: Execute Remote Command or Script – Linux Posted on Tuesday December 27th, 2016 Sunday March 19th, 2017 by admin This is quite a common task for Linux system administrators, when it is needed to execute some command or a local Bash script from a one Linux workstation or a server on another remote Linux machine over SSH. If Python zip function gets no iterable elements, it returns an empty iterator. I would like to add a bit of code to have that file sent securely to my server over SSH. This is why I like the idea of Paramiko. For details of how the SSH protocol works, see the protocol page. The command should be quoted to prevent being broken up by the shell. " With a Python module hello. If you want to change the shell to /bin/bash, set the executable keyword argument to /bin/bash. However, they can be converted to asynchronous operation by making a call to Windows. You can write a Python file in a standard editor like Vim, Nano, or LeafPad, and run it as a Python script from the command line. How about using pgrep with the -f option to match the whole command line so that we can match the desired process precisely? For example, in you case something like: pgrep -f 'ssh. Python subprocess - run multiple shell commands over SSH python ssh subprocess Updated April 17, 2019 23:26 PM. – Boldewyn Sep 7 '15 at 8:24. Python subprocess. Popen(["python3. Code: var hostKey ssh. How can I pass a value into an ssh command, such that the environment that is started on the host machine starts with a certain environment variable set to my choosing?. For this all you need to import the os module. Here, the ls command gets its first command as | and I have no idea what ls would do with it. Continuing our Networking Automation using Python blog series, here is the Part 4. It also enables you to add this network installation capability to your own Python software with very little work. 4+) library designed to execute shell commands remotely over SSH, yielding useful Python objects in return:. 5, with the introduction of subprocess. Of course a lot of our older scripts are written in bash and in moving to Python we’ve lost the simple shell integration previously available. The code below is simple SFTPConnection class using Paramiko module from my 2 year old gist(it should work if not then it should give you an idea about paramiko usage). SvcD class and "svcd" command to run persistent service programmes. Even if you SSH into your remote machine from different clients, your remote extensions and setup will remain the same. > On all my work PCs cygwin is installed. run command on remote computer python # or, with stderr: prog = subprocess. Tried all examples? Well done, you can now run any shell command from python. Do you actually want to automate Putty, or are you really wanting to send commands to a remote server? If the latter, then using Paramiko is a much better option. My hiccup is once I connect to SSH, how do I send commands to that terminal window using Python?. If you are about to ask a "how do I do this in python" question, please try r/learnpython, the Python discord, or the #python IRC channel on FreeNode. For example, you can remove the ability to get command prompt via SSH. btrfs-backup Another, very small (50 lines), rsync script intended as base for extensions and ideas. While if I set a reboot and want it start automatically, after press the button, LED is on, which means the script is running. > Before going to SSH Botnet, let’s see the definition of Bot/Botnet first. The extension makes VS Code an excellent IDE, and works on any operating system with a variety of Python interpreters. 7 and the “python3” command when you want to use Python 3. Type pwd to see where on the server you. The same is true for commands that offer shell escapes (including most editors). [icon type="python"]I am a new Python user. - hashicorp/envconsul. 3 on Windows platforms. JSch example tutorial, java program to connect to SSH Unix server and run commands, java ssh connection example, java ssh client example code, java ssh jsch JournalDev Java, Java EE, Android, Python, Web Development Tutorials. run() to start an external command, which is a wrapper for the underlying subprocess. I love automating stuff and this time I will show you guys how to connect to your machine via ssh using python and run command on it. We will use Python subprocess module to execute system commands. Normally this involves a few steps: scp'ing the ssh keyfile to Host 1, ssh'ing to Host 1, looking up the address for Host 2, then scp'ing the desired file from Host 1 to Host 2. Here is the below script which help’s in checking multiple ports via ssh to multiple destinations. This post will go through the following: Introducing python "subprocess" module ; Running HDFS commands with Python ; Examples of HDFS commands from Python; 1-Introducing python "subprocess" module. multiple commands pipe in Python. There are multiple ways to execute shell command and get output using Python. Demo code for my post about python's blocking stream reading functions. When running a single external program (e. Gives you little control over behaviour or appearance. path, shutil and subprocess and offers a simple and easy to use interface. Learn how to automate networks using: - Telnet - SSH - Paramiko - Netmiko - NAPALM - pyntc. With the script above the SSH. The script takes the path to a private OpenSSH key from command-line args, reads a list of hosts from a file called hosts. Discussion (none yet!). To make subprocess. SSH is one way to help do that. Exceptions¶. Displaying remote clients. It’s so common it’s even a verb: It turns out something could be better than SSH if. socket-- builtin Python module. SIGKILL) def connect_tunnel(): subprocess. 3 videos Play all Python subprocess Module Tutorials John Hammond Writing Awesome Command-Line Programs in Python - Duration: 41:25. Now here we are explaining the steps to SSH to Cisco switch using Python script and to configure IP on vlan interface. The extension makes VS Code an excellent IDE, and works on any operating system with a variety of Python interpreters. Aquino Jose Claudio Faria. I just want to know how to have multiple tabs logged in to a server via ssh to for example ssh user1@1. PIPE, stdin=subprocess. Just navigate to the directory the file is saved in (use cd and ls for guidance) and run with python3, e. Python Subprocess Ssh Multiple Commands. SSH: Execute Remote Command or Script – Linux Posted on Tuesday December 27th, 2016 Sunday March 19th, 2017 by admin This is quite a common task for Linux system administrators, when it is needed to execute some command or a local Bash script from a one Linux workstation or a server on another remote Linux machine over SSH. timbo on Running Multiple Python Versions Generating an SSH Key and Using it on Azure when you run the cat server-key. Implements the SSH2 protocol. call("mycmd" + " myarg", shell=True). Your code will be executed with results displayed in the Python Interactive window. API Design and Implementation Revisions. So I decided to write one command to rule them all. Python HOME Python Intro Python Get Started Python Syntax Python Comments Python Variables Python Numbers Python Casting Python Strings Python Operators Python Lists Python Tuples Python Sets Python Dictionaries Python IfElse Python While Loops Python For Loops Python Functions Python Lambda Python Arrays Python Classes/Objects Python. If you already have an SSH2 session connected, you can open an SFTP tab to conduct secure file transfers without having to re-authenticate. It is recommended that you use the secure method of tunnelling the X connection over ssh. Python script to execute a command using Paramiko SSH. Multiple thread program problem. I just want to know how to have multiple tabs logged in to a server via ssh to for example ssh user1@1. Python Interpreter. Alternatively your python script could prompt for the password. It seems to work until you call a Python subprocess. A further real-world example is a command line with full path specifications for both the executable file and the output file. ¶ Pexpect is a Python module for spawning child applications and controlling them automatically. I am working on some automation and I am able to use a Python script to connect to SSH using a. The futurize and python-modernize tools do not currently offer an option to do this automatically. How can I pass a value into an ssh command, such that the environment that is started on the host machine starts with a certain environment variable set to my choosing?. We will use Python subprocess module to execute system commands. So, instead, we have to use the shell boolean argument. x ssh or ask Running SSH commands on multiple. 04 Desktop, Python 2. Utility for converting curl commands to code. Secure Shell (SSH) is a cryptographic network protocol for operating network services securely over an unsecured network. opening a terminal from python subprocess. Python (pexpect and pxssh) SSH to Cisco ASA firewall with MOTD Banner; python - Logging into a Cisco Wireless Controller via SSH; python - using subprocess to ssh and execute commands; Python subprocess - run multiple shell commands over SSH; Python run mutiple ssh commands in the same session; python - Best way to run remote commands thru ssh. It does something important (unless it does not). exec-helpers. commands; All of these are deprecated except for subprocess. Python subprocess - run multiple shell commands over SSH I am trying to open an SSH pipe from one Linux box to another, run a few shell commands, and then close the SSH. SSH: Execute Remote Command or Script – Linux Posted on Tuesday December 27th, 2016 Sunday March 19th, 2017 by admin This is quite a common task for Linux system administrators, when it is needed to execute some command or a local Bash script from a one Linux workstation or a server on another remote Linux machine over SSH. I have a text file on my local machine that is generated by a daily Python script run in cron. A Python launcher is a single executable which uses a number of heuristics to locate a Python executable and launch it with a specified command line. BASH Script to SSH to another server and run commands as user. Once installed, you can download, install and uninstall any compliant Python software product with a single command. the outer covering of a hard-shelled egg. import subprocess. Additionally, the exception object will have one extra attribute called child_traceback, which is a string containing traceback information from the childs point of view. If I can get this working it will prevent me from having to sign on to 20 + servers and issue the command manually. Python subprocess. I found out that it's best to use a socket for this (not a subprocess) and then use the command "STARTTLS" and then wrap the socket with ssl in order to get a secure tls connection. stdout = subprocess. - Issue #26494: Fixed crash on iterating exhausting iterators. This is where we can add Python to the PATH environmental variable. timbo on Running Multiple Python Versions Generating an SSH Key and Using it on Azure when you run the cat server-key. telnetlib-- builtin Python module. After your service account configures its SSH keys, it can execute remote commands. PIPE) child. split() subprocess. MXNet supports distributed training enabling us to leverage multiple machines for faster training. Module documentation Open up a terminal and type in the following commands to get help about the module. While all of the known flags can be found in the Misc/SpecialBuilds. More later down in the article. I was excited to read in the man page that scp can copy files between two remote hosts directly. Popen with shell=True uses /bin/sh as the shell. sshuttle is a transparent proxy server that works as a poor man’s VPN over ssh. command = ['ssh', 'node', 'ip link show eth0'] stdout = subprocess. These settings may be altered using the Protocol option in ssh_config(5), or enforced using the -1 and -2 options (see above). The second part of scriptine is a bunch of convenience classes and functions that make it easy to work with files, directories and other shell commands. When I run the command in the shell script or. I just stumbled across your question, and I happen to be developing a very similar Modular Input. Does support directory trees via xcopy / robocopy &. start() has an optional label argument which allows you to call it multiple times with different simulation instances and labels. Aquino Jose Claudio Faria. Using python with SSH?. dll files just for the ssh client. The following plugin provides functionality available through Pipeline-compatible steps. Most unix programs expect to run with SIGPIPE enabled. The output of each command is a multiline event. Fabric is a library and command-line tool for streamlining the use of SSH for application deployment or systems administration tasks. Whenever you need to use scp to copy files, it asks for passwords. Tried all examples? Well done, you can now run any shell command from python. Thank you, but I was looking for solutions, that do not place my server config at odds. Since the introduction of AnsiballZ, the following steps are executed for every single command (see Ansiballz). I have a python program named endless. If args is a sequence, the first item specifies the command string, and any additional items will be treated as additional shell arguments. This is a simple and very useful Python script for network administrators to monitor the devices on a network by pinging every IP address on a subnet. Hi Frank, I want to use the subprocess module to perform ssh connection to a linux server (using username and password) and I would like to navigate to a specific path and access (perform various operations on) the data/file in that path. This is where we can add Python to the PATH environmental variable. At the moment I'm doing calls thus: cmd = "some unix command" retcode = subprocess. It works well for many connections from my iMac. Now, you will be able to use VIM key combos not only in the shell but also in the Python interpreter and any other tool that uses GNU Readline (most database shells). Since late 2014, I have been working on an open-source Python library that simplifies SSH management to network devices. Executing Multiple SSH Commands Using Python There are many ways to do this. When running a single external program (e. The following are code examples for showing how to use subprocess. But it's not recommended way to execute shell commands. Using python with SSH?. The best known example application is for remote login to computer systems by users. Now enter the command the ssh command for the connection to your remote Linux server: ssh [email protected] b) SSh with command prompt. When it comes to using Python to copy files, there are two main ways: using the shutil module or the os module. spawnv(), the variations of popen() in the os and popen2 modules, as well as the commands() module. I can't see output from Python. command = ['ssh', 'node', 'ip link show eth0'] stdout = subprocess. " With a Python module hello. I wanted to run a Linux or Unix external program. 5, the subprocess contains the method subprocess. It can also use SSH to invoke commands on remote hosts. split(command_line) subprocess. For those looking to automate ssh and scp using only the python standard library! (Note: This tutorial is written for python 2) Expect is a command line tool built into Unix systems. We're now connected on the default host and port. Python's subprocess module disables SIGPIPE by default (SIGPIPE is sets to ignore). 6 (April 7 2018) [JENKINS-46172] Handle NPE when not all fields are specified & save only properly configured sites [JENKINS-10128] Set build to UNSTABLE when no SSH site is configured instead of NPE; Add Jenkinsfile to plugin; bump ssh-credentials dependency to 1. PIPE) print "got response. Run Commands on SSH based devices. To make it easier to compare subprocess with those other modules, many of the examples in this section re-create the ones used for os and popen2. I have used the subprocess module in Python 2. SSH This is my first python project; the goal was simple replace manual labour with ones and zeros in this case write a tool which can run multiple commands on multiple switches/routers. run still running?. === aiHuf. See the Replacing Older Functions with the subprocess Module section in the subprocess documentation for some helpful recipes. Parallel SSH (PSSH) is a great tool to use when you want to run single or multiple commands on more than one host or router at the same time. This will call the Standard C function system(). py, passing it the command line argument "Alice". I hope someone would help. dll files just for the ssh client. local(command, capture=False) — the local function allows you to take action on the local host in a similar fashion to the Python subprocess module (in fact, local is a simplistic wrapper that sits on top of the subprocess module). I don't have control over the packages on either box, so something like fabric or paramiko is out of the question. You can learn more about this module and its different functions from the Python documentation. Is there a way to measure/report the overall latency in a tunneled SSH session? My particular setup is: Client (OS X + wifi router + ADSL modem) Gateway SSH server exposed to Internet Internal SSH. One of the strengths of the CPython C API (Application Programming Interface) is allowing Python users to tap into that functionality.
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