determine file type
steve at REMOVETHIScyber.com.au
Mon Mar 27 16:20:02 CEST 2006
On Sun, 26 Mar 2006 19:52:32 -0700, Mark Gibson wrote:
>> import os
>> def test_file(filename, maxread=1024):
>> if os.path.isdir(filename):
>> return 'directory'
>> afile = open(filename) # open as text
>> for achar in afile.read(maxread):
>> if ord(achar) > 127:
>> return 'binary'
>> return 'text'
> Pefect, thanks!
Not only is it not perfect, as given it isn't even correct.
>>> open("lots_of_nulls.bin", "w").write("\0" * 1024)
However, with a more careful algorithm for deciding what's text and what's
not, the general approach is fine.
More information about the Python-list