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author | Steve Reinhardt <stever@eecs.umich.edu> | 2005-03-15 19:41:51 -0500 |
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committer | Steve Reinhardt <stever@eecs.umich.edu> | 2005-03-15 19:41:51 -0500 |
commit | 42753edb3c93cbc2ef7a6698b88b20bd641122fe (patch) | |
tree | 0974d8c8b900b8dd6bb818eb296fa90d21cfcc21 | |
parent | 6aaa9a7d63d4a11746ebd11332355a80d031dbb0 (diff) | |
download | gem5-42753edb3c93cbc2ef7a6698b88b20bd641122fe.tar.xz |
Add a comment to smartdict.py.
python/m5/smartdict.py:
Add a comment explaining why this actually works.
--HG--
extra : convert_revision : 39cbde547f4bf6cf626ab1c0b6ef56a5788b09b8
-rw-r--r-- | python/m5/smartdict.py | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/python/m5/smartdict.py b/python/m5/smartdict.py index 4ea8210d3..1ba5d8410 100644 --- a/python/m5/smartdict.py +++ b/python/m5/smartdict.py @@ -74,6 +74,12 @@ class SmartDict(dict): return other / self.convert(other) + # __getitem__ uses dict.get() to return 'False' if the key is not + # found (rather than raising KeyError). Note that this does *not* + # set the key's value to 'False' in the dict, so that even after + # we call env['foo'] we still get a meaningful answer from "'foo' + # in env" (which calls dict.__contains__, which we do not + # override). def __getitem__(self, key): return self.Proxy(dict.get(self, key, 'False')) |