2.5：Full support of OpenSSL.

What’s included:

• Python core
• zlib and bzip2 for data compression
• SQLite (2.5-only) and Berkeley DB bindings (bsddb)
• Tix GUI widgets for Tkinter
• ctypes (2.5-only, on some platforms) for low-level library access
• PyWin32 (Windows-only): a suite of Windows tools developed by Mark Hammond, including bindings to the Win32 API and Windows COM
• Complete documentation for new and experienced Python users:
  • Core Python docs
  • The “What’s New in Python” series
  • Dive into Python
  • Python FAQs
  • Python HOWTOs
  • Snapshot of the Python Enhancement Proposals (PEPs)

Want more details?
Check out the complete Feature List.