$ file dkstatio.py
pdbio.py: a /usr/bin/python script, ASCII text executable
$ file readme.txt
readme.txt: ASCII English text
$ file /bin/ls
/bin/ls: ELF 32-bit LSB executable, Intel 80386, version 1 (SYSV), dynamically linked (uses shared libs), for GNU/Linux 2.6.24, BuildID[sha1]=0x83531f308f1fa18221be53eaf399303400c14638, stripped