md5 for large files
Dave Brueck
dave at pythonapocrypha.com
Tue Mar 4 14:13:10 EST 2003
On Tue, 4 Mar 2003, Bob Ballard wrote:
> Can someone provide me with a snippet or pointer to usinging Python to
> verify the md5 value for a large file? All examples I've seen are for a
> small string. I'm not yet using GPG for NT and I need to verify or generate
> md5 values for file xfers.
Hi Bob,
How about:
import md5
m = md5.new()
f = open('somefile','rb')
while 1:
data = f.read(32768) # Read a block
if not data: break
m.update(data)
print m.digest()
-Dave
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