_winreg error on open key (64bit) - proper usage of _winreg.DisableReflectionKey

[Brian Curtin]

On Tue, Nov 17, 2009 at 19:59, Mark Hammond <skippy.hammond at gmail.com>wrote:

> On 18/11/2009 6:29 AM, Randall Walls wrote:
>
>> I don't believe so, but it seems like I'm in a catch 22, where I need to
>> _winreg.OpenKey the key first before I can pass it to
>> _winreg.DisableReflectionKey, but it doesn't exist, so I can't open it.
>>
>> I did find out that I can open the key using:
>> hKey = _winreg.OpenKey(_winreg.HKEY_LOCAL_MACHINE,
>> r"SOFTWARE\ODBC\ODBC.INI\
>> DRSQL2000_mu0100\\", 0, _winreg.KEY_READ | _winreg.KEY_WOW64_64KEY)
>>
>> The 'trick' was adding _winreg.KEY_WOW64_64KEY, which apparently tells
>> the system to look in the 64bit key area, and not under the Wow6432Node.
>> That brings up problem #2, though... I can't seem to CREATE a key in the
>> above path, and _winreg.CreateKey doesn't accept _winreg.KEY_WOW64_64KEY
>> (in fact it doesn't accept any options other than key, sub_key).
>> _winreg.CreateKey does work, it just puts the key in
>> SOFTWARE\Wow6432Node\ODBC\ODBC.INI. So I'm in a quandry... I'd like to
>> use one or the other, and not have to account for both.
>>
>
> It looks like _winreg needs to be enhanced to make the RegCreateKeyEx API
> function available.  It can be called via the win32api module of pywin32, or
> could also be called via ctypes.
>
> HTH,
>
> Mark
>

Created http://bugs.python.org/issue7347 and added a patch which I think
will solve the problem moving forward.
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