INFO: Python on 64-bit Vista

This article explains how to get Python working with Softimage on 64-bit Vista systems.

It also applies to XP 64, but #2 and #7 about the "UAC" can be ignored then...

Note that you must use Python 2.6, because on 64-bit Vista, Softimage cannot support older versions of Python.

  1. Download PythonInstall64.rar (
    PythonInstall64.rar contains the files required to install Python 2.6 and pywin32 for both Intel and AMD 64-bit processor.
  2. Turn off User Account Control ( (UAC). (Vista only)
    1. Click Start, and then click Control Panel.
    2. In Control Panel, click User Accounts.
    3. In the User Accounts window, click User Accounts.
    4. In the User Accounts tasks window, click Turn User Account Control on or off.
    5. If UAC is currently configured in Admin Approval Mode, the User Account Control message appears. Click Continue.
    6. Clear the Use User Account Control (UAC) to help protect your computer check box, and then click OK.
    7. Click Restart Now to apply the change right away, or click Restart Later and close the User Accounts tasks window.
  3. Install the Visual C++ 2005 and 2008 Redistributables:
    • vcredist_x86.exe
    • vcredist_x64.exe
  4. Install Python 2.6
    • python-2.6b2.64.msi
  5. Add the python folder installation (e.g. C:\python26) to the PATH environment variable as the installer won't do it by default. (A short HOWTO can be found on this page: Python to PATH (
  6. Install pywin32
  7. Turn UAC back on. (Vista only)

This page was last modified 03:56, 13 Dec 2010.
This page has been accessed 26120 times.

© Copyright 2009 Autodesk Inc. All Rights Reserved. Privacy Policy | Legal Notices and Trademarks | Report Piracy