geekdoc-python-zh/docs/py4b/python-using-telnet.md

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# 在 Python 中使用 Telnet
> 原文:<https://www.pythonforbeginners.com/code-snippets-source-code/python-using-telnet>
## 在 Python 中使用 Telnet
```py
To make use of Telnet in Python, we can use the telnetlib module.
That module provides a Telnet class that implements the Telnet protocol.
The Telnet module have several methods, in this example I will make use of these:
read_until, read_all() and write()
```
## Python 中的 Telnet 脚本
```py
Let's make a telnet script
```
```py
import getpass
import sys
import telnetlib
HOST = "hostname"
user = raw_input("Enter your remote account: ")
password = getpass.getpass()
tn = telnetlib.Telnet(HOST)
tn.read_until("login: ")
tn.write(user + "
")
if password:
tn.read_until("Password: ")
tn.write(password + "
")
tn.write("ls
")
tn.write("exit
")
print tn.read_all()
```
```py
At ActiveState you can find more Python scripts using the telnetlib,
for example [this](https://code.activestate.com/recipes/52228/ "code") script.
For more information about using the Telnet client in Python, please see the
[official documentation](https://docs.python.org/2/library/telnetlib.html "python").
```