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author | Brett Cannon <bcannon@gmail.com> | 2011-02-22 21:55:51 (GMT) |
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committer | Brett Cannon <bcannon@gmail.com> | 2011-02-22 21:55:51 (GMT) |
commit | cfbcdbbbf2020e6719b368ef5701d2c90b938c4f (patch) | |
tree | c7f1ac9b8c3b28959ab1bbcaad2f50b847d84a13 /Lib | |
parent | daa5799cb88667855430bb49f428a4ff6c093456 (diff) | |
download | cpython-cfbcdbbbf2020e6719b368ef5701d2c90b938c4f.zip cpython-cfbcdbbbf2020e6719b368ef5701d2c90b938c4f.tar.gz cpython-cfbcdbbbf2020e6719b368ef5701d2c90b938c4f.tar.bz2 |
A crypt algorithm may not be available by returning None.
Diffstat (limited to 'Lib')
-rw-r--r-- | Lib/crypt.py | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/Lib/crypt.py b/Lib/crypt.py index e027d2c..e65b0cb 100644 --- a/Lib/crypt.py +++ b/Lib/crypt.py @@ -53,5 +53,10 @@ METHOD_MD5 = _Method('MD5', '1', 8, 34) METHOD_SHA256 = _Method('SHA256', '5', 16, 63) METHOD_SHA512 = _Method('SHA512', '6', 16, 106) -methods = [METHOD_SHA512, METHOD_SHA256, METHOD_MD5, METHOD_CRYPT] -methods[:-1] = [m for m in methods[:-1] if len(crypt('', m)) == m.total_size] +methods = [] +for _method in (METHOD_SHA512, METHOD_SHA256, METHOD_MD5): + _result = crypt('', _method) + if _result and len(_result) == _method.total_size: + methods.append(_method) +methods.append(METHOD_CRYPT) +del _result, _method |