Wed, 22 Apr 2009 00:57:28 +0200 replace set-like dictionaries with real sets
Martin Geisler <mg@lazybytes.net> [Wed, 22 Apr 2009 00:57:28 +0200] rev 8152
replace set-like dictionaries with real sets Many of the dictionaries created by dict.fromkeys were emulating sets. These can now be replaced with real sets.
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