Mercurial > hg-stable
changeset 14942:5b072d4b62f2
safehasattr: new function to work around hasattr being broken
| author | Augie Fackler <durin42@gmail.com> |
|---|---|
| date | Mon, 25 Jul 2011 14:59:55 -0500 |
| parents | 4a28cb4df1f8 |
| children | d3bb825ddae3 |
| files | mercurial/util.py |
| diffstat | 1 files changed, 4 insertions(+), 0 deletions(-) [+] |
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--- a/mercurial/util.py Mon Jul 25 16:14:02 2011 -0500 +++ b/mercurial/util.py Mon Jul 25 14:59:55 2011 -0500 @@ -75,6 +75,10 @@ def sha1(s): return _fastsha1(s) +_notset = object() +def safehasattr(thing, attr): + return getattr(thing, attr, _notset) is not _notset + def _fastsha1(s): # This function will import sha1 from hashlib or sha (whichever is # available) and overwrite itself with it on the first call.