Python 3.0rc3 Release: 21-Nov-2008
Here is What's new in Python 3.0rc3.
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This is a release candidate; we currently support these formats:
Windows AMD64 MSI Installer (3.0rc3) (sig)
Windows x86 MSI Installer (3.0rc3) (sig)
Bzipped source tar ball (3.0rc3) (sig)
Gzipped source tar ball (3.0rc3) (sig)
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2.5 到3.0改进了很多 ，开始接受新的变革吧........