Peter: any chance that you could switch to using anaconda python? It can be
helpful with the "DLL hell" problem.
-greg
On Wed, Apr 13, 2016 at 10:16 AM, Peter Hunt <pe...@optibrium.com> wrote:
> Hi Paolo,
>
>
>
> Thanks for the reply. I did have a 64-bit Python installation but it *
> *should** have all been uninstalled.
>
> I have the same as you when I run python and there is nothing in the PATH
> which would suggest I’m picking up something from elsewhere.
>
>
>
> Python 2.7.11 (v2.7.11:6d1b6a68f775, Dec 5 2015, 20:32:19) [MSC v.1500 32
> bit (Intel)] on win32
>
> Type "help", "copyright", "credits" or "license" for more information.
>
> >>>
>
>
>
> Prior to installation of the RDKit files, I have also had to install numpy
> (numpy-1.11.0+mkl-cp27-cp27m-win32.whl), scipy
> (scipy-0.17.0-cp27-none-win32.whl), pip version 8 and scikit-learn as I
> wanted to use the Random Forest classifier out of sklearn.ensemble and had
> to have an up-to-date version of scipy to get that to do more than a very
> small data matrix. To get that (scipy) to work I had to have the numpy+mkl
> installation from the wheel file above or else I find a similar DLL load
> failure for part of the scipy modules. All these were installed by means of
> pip and should be Python 2.7 and 32bit versions.
>
>
>
> Hence there are plenty of things that could be getting in the way of the
> RDKit installation but I wondered if there was anything known regarding
> this DLL error. Would redoing the installations in a different order (ie
> RDKit before numpy & scipy) make a difference..?
>
> Regards
>
> *Peter*
>
> *From:* Paolo Tosco [mailto:paolo.to...@unito.it]
> *Sent:* 12 April 2016 14:58
> *To:* Peter Hunt <pe...@optibrium.com>
> *Subject:* Re: [Rdkit-discuss] DLL load failed error
>
>
>
> Dear Peter,
>
> I am running Windows 10 with 64-bit Python but I just installed 32-bit
> Python 2.7.11 under C:\Python27_32 to test this out.
> I unzipped RDKit_2015_03_1.win32.py27.zip into C:\, then opened up a shell
> and issued the following commands:
>
> Microsoft Windows [Version 10.0.10586]
> (c) 2015 Microsoft Corporation. All rights reserved.
>
> C:\Users\paolo>set RDBASE=C:RDKit_2014_03_1
>
> C:\Users\paolo>set PYTHONPATH=%RDBASE%
>
> C:\Users\paolo>set PATH=%RDBASE%\lib;%PATH%
>
> C:\Users\paolo>C:\Python27_32\python.exe
> Python 2.7.11 (v2.7.11:6d1b6a68f775, Dec 5 2015, 20:32:19) [MSC v.1500 32
> bit (Intel)] on win32
> Type "help", "copyright", "credits" or "license" for more information.
> >>> import rdkit
> >>> from rdkit import Chem
> >>>
>
> Could it be that you have a 64-bit Python in your PATH which gets in the
> way? I get the error message that you got when try to import rdkit and then
> Chem from a 64-bit Python shell.
>
> Kind regards,
> Paolo
>
> On 4/12/2016 10:34, Peter Hunt wrote:
>
> Dear All,
>
>
>
> I’m trying to install and run the latest RDKit version (2015_03_1) for
> Python 2.7 and 32bit windows OS running Win10 from SourceForge.
>
> I’m running into the “ImportError: DLL load failed: %1 is not a valid
> Win32 application” and the links on the RDKit/docs/install.html for Win7
> are not helpful.
>
> Any recommendations as to how I can get around this..? Usually this is a
> conflict of versions 64/32bit but I have installed 32bit versions of
> everything required.
>
> Thanks in advance.
>
> Regards
>
> *Peter*
>
>
>
>
>
>
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