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Today, I would like to share with you how to use python to monitor usb device signals under linux. The content is detailed and the logic is clear. I believe most people still know too much about this knowledge, so share this article for your reference. I hope you can get something after reading this article. Let's take a look at it.

1. Message logging under linux

All kinds of messages about the system are generally recorded in the / var/log/messages file, and some hosts may not be enabled by default in

Syslog configuration / var/log/messages

2. Python code implementation

The principle is actually very simple: read the / var/log/messages file and find information about usb.

1234567 usb python bind Env pythonusbmsg = open ("/ var/log/messages", "r") for line in usbmsg.readlines (): if ("usb" or "USB") in line: print lineusbmsg.close () these are all the contents of the article "how to use python to monitor usb device signals under linux". Thank you for reading! I believe you will gain a lot after reading this article. The editor will update different knowledge for you every day. If you want to learn more knowledge, please pay attention to the industry information channel.

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