Information Technology Grimoire

Version .0.0.1

IT Notes from various projects because I forget, and hopefully they help you too.

Mime Types

Pythonic Magic Mime

Here is a pythonic way to check what a file is using magic mime types:

import sys
import magic # python -m pip install python-magic

filename = sys.argv[1]

try with open(filename) as fh:
	blob = open(filename, 'rb').read()
	m = magic.Magic(mime_encoding=True)
	encoding = m.from_buffer(blob)

except IOError as err:

Linux file type

Standard Linux has a tool called “file” which also helps identify what a file is.

(1:907)# file OpenSSH ED25519 public key

(1:908)# file /usr/bin/whoami
/usr/bin/whoami: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, interpreter /lib64/, for GNU/Linux 3.2.0, BuildID[sha1]=7516179fdf8ec3353673a8abcfdf0b60ec2c3b8f, stripped