On Thu, Sep 18, 2014 at 11:07 AM, Steven D'Aprano <steve+comp.lang.pyt...@pearwood.info> wrote: > Larry Martell wrote: > >> I am on a mac running 10.8.5, python 2.7 >> >> Suddenly, many of my scripts started failing with: >> >> ValueError: unsupported hash type sha1 > [...] >> This just started happening yesterday, and I cannot think of anything >> that I've done that could cause this. > > Ah, the ol' "I didn't change anything, I swear!" excuse *wink* > > But seriously... did you perhaps upgrade Python prior to yesterday? Or > possibly an automatic update ran?
No, I did not upgrade or install anything. > Check the creation/last modified dates on: > > /System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/hashlib.py That was in my original post: $ ls -l /System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/hashlib.py -rw-r--r-- 1 root wheel 5013 Apr 12 2013 /System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/hashlib.py > but I expect that's probably not where the problem lies. My *wild guess* is > that your system updated SSL, and removed some underlying SHA-1 library > needed by hashlib. SHA-1 is pretty old, and there is now a known attack on > it, so some over-zealous security update may have removed it. > > If that's the case, it really is over-zealous, for although SHA-1 is > deprecated, the threat is still some years away. Microsoft, Google and > Mozilla have all announced that they will continue accepting it until 2017. > I can't imagine why Apple would removed it so soon. So you know how I could check and see if I have SHA-1 and when my SSL was updated? -- https://mail.python.org/mailman/listinfo/python-list
