[Scons-users] conflict with scons.bat 3.0.0 and anaconda3

Tue Dec 5 23:12:22 EST 2017

Can you explain what this change does?
MY windows cmd shell foo is not over strong..

On Tue, Dec 5, 2017 at 7:04 PM, Toby, Brian H. <toby at anl.gov> wrote:

> Bill,
>
> I have a fix to propose for scons.bat. If I crib some code that generates
> the parent directory (through some sort of DOS magic) for where the script
> is located and use that in the path, I no longer have the problem with
> Python crashing on startup.
>
> The change is to replace this line:
>
> set path=%~dp0;%~dp0..;%path%
>
>
> with these two:
>
> for %%i in ("%~dp0..") do set "folder=%%~fi"
> set path=%~dp0;%folder%;%path%
>
>
> Brian
>
> On Dec 4, 2017, at 5:32 PM, Toby, Brian H. <toby at anl.gov> wrote:
>
> I see where you are going, but I am not sure why this path works:
>
> C:\conda3-64\Scripts\;C:\conda3-64;C:\conda3-64;C:\
> conda3-64\Library\mingw-w64\bin;C:\conda3-64\Library\usr\
> bin;C:\conda3-64\Library\bin;C:\conda3-64\Scripts;C:\Program Files
> (x86)\Parallels\Parallels Tools\Applications;C:\ProgramData\Oracle\Java\
> javapath;C:\windows\system32;C:\windows;C:\windows\
> System32\Wbem;C:\windows\System32\WindowsPowerShell\v1.
> 0\;C:\Users\toby.WIN10-VM\AppData\Local\Microsoft\WindowsApps
>
> and this does not "C:\conda3-64\Scripts\;C:\conda3-64\..;C:\conda3-64;…"?
>
> In any case, there are no DLLs in \conda2-32\Scripts\
>
> Brian
>
> (root) C:\Users\toby.WIN10-VM>dir /b \conda2-32\Scripts\
> 2to3-script.py
> 2to3.exe
> activate
> activate.bat
> chardetect-script.py
> chardetect.exe
> chardetect.exe.manifest
> conda-env-script.py
> conda-env.exe
> conda-script.py
> conda.exe
> deactivate
> deactivate.bat
> easy_install-2.7-script.py
> easy_install-2.7.exe
> easy_install-2.7.exe.manifest
> easy_install-script.py
> easy_install.exe
> easy_install.exe.manifest
> f2py.bat
> f2py.py
> idle-script.py
> idle.exe
> menuinst-script.py
> menuinst.exe
> pip-script.py
> pip.exe
> pydoc-script.py
> pydoc.exe
> pywin32_postinstall.py
> pywin32_testall.py
> scons-3.0.0.bat
> scons-3.0.0.py
> scons-configure-cache-3.0.0.py
> scons-configure-cache.py
> scons-time-3.0.0.py
> scons-time.py
> scons.bat
> scons.py
> sconsign-3.0.0.py
> sconsign.py
> wheel-script.py
> wheel.exe
> wheel.exe.manifest
>
>
> On Dec 4, 2017, at 5:17 PM, Bill Deegan <bill at baddogconsulting.com> wrote:
>
> Is there a dll named encodings somewhere in your path? (mabye
> c:|conda3-64\Scripts"?
> Or can you paste a listing of the files in Scripts?
> Seems likely it's picking up something from there that it shouldn't..
>
>
> On Mon, Dec 4, 2017 at 3:11 PM, Toby, Brian H. <toby at anl.gov> wrote:
>
>> Bill (et al),
>>
>> Yes I am running Win10 (as a VM in parallels). I have lots of test
>> Pythons installed, all via miniconda, but none in the path by default. I
>> use <path>\Scripts\activate to use the one I want. I am only using the root
>> environment for each install, FWIW.
>>
>> The one in question here is the latest miniconda3, with "conda update
>> —all" followed by "conda install scons numpy m2w64-gcc-fortran”
>>
>> The initial path is
>>
>> C:\conda3-64;C:\conda3-64\Library\mingw-w64\bin;C:\conda3-
>> 64\Library\usr\bin;C:\conda3-64\Library\bin;C:\conda3-64\Scripts;C:\Program
>> Files (x86)\Parallels\Parallels Tools\Applications;C:\ProgramD
>> ata\Oracle\Java\javapath;C:\windows\system32;C:\windows;C:
>> \windows\System32\Wbem;C:\windows\System32\WindowsPowerShell\v1.0\;C:\
>> Users\toby.WIN10-VM\AppData\Local\Microsoft\WindowsApps
>>
>>
>> and echo %~dp0 gives C:\conda3-64\Scripts\
>>
>> After the set path=%~dp0;%~dp0..;%path% command the path is now
>>
>> C:\conda3-64\Scripts\;C:\conda3-64\Scripts\..;C:\conda3-64;
>> C:\conda3-64\Library\mingw-w64\bin;C:\conda3-64\Library\
>> usr\bin;C:\conda3-64\Library\bin;C:\conda3-64\Scripts;C:\Program Files
>> (x86)\Parallels\Parallels Tools\Applications;C:\ProgramD
>> ata\Oracle\Java\javapath;C:\windows\system32;C:\windows;C:
>> \windows\System32\Wbem;C:\windows\System32\WindowsPowerShell\v1.0\;C:\
>> Users\toby.WIN10-VM\AppData\Local\Microsoft\WindowsApps
>>
>>
>> For reasons unclear to me with this path, Python fails to start with
>> error:
>>
>> Fatal Python error: Py_Initialize: unable to load the file system codec
>> ModuleNotFoundError: No module named 'encodings'
>>
>>
>> If I change the path to so the second entry is C:\conda3-64, rather than
>> C:\conda3-64\Scripts\.. this error goes away.
>>
>> Brian
>>
>> On Dec 4, 2017, at 1:25 PM, Bill Deegan <bill at baddogconsulting.com>
>> wrote:
>>
>> Can you echo out the path and paste here?
>> Also echo %~dp0
>>
>> Haven't seen this issue before.
>> Which versions of python do you have installed on your system?
>> Also what OS? (Looks like win10)
>>
>>
>> On Mon, Dec 4, 2017 at 10:15 AM, Toby, Brian H. <toby at anl.gov> wrote:
>>
>>> Sorry if I am posting about a known/fixed issue, but I have recently
>>> started work with Python 3. I have noticed that on windows the scons.bat
>>> file fails (though if scons.py is invoked directly it works fine).
>>>
>>> (root) C:\Users\toby.WIN10-VM\Documents\fsource>scons
>>> Fatal Python error: Py_Initialize: unable to load the file system codec
>>> ModuleNotFoundError: No module named 'encodings'
>>>
>>>
>>> The problem is related to prepending to the path:
>>>
>>> @REM ensure the script will be executed with the Python it was installed
>>> for
>>> set path=%~dp0;%~dp0..;%path%
>>>
>>>
>>> where appending seems to avoid the problem
>>>
>>> set path=%path%;%~dp0;%~dp0..
>>>
>>>
>>> but I tend to think this is not the right solution. If this has been
>>> addressed in a new scons release it would be good to push the Anaconda
>>> folks to update.
>>>
>>> C:\Users\toby.WIN10-VM>\conda3-64\Scripts\activate
>>>
>>> (root) C:\Users\toby.WIN10-VM>conda list scons
>>> # packages in environment at C:\conda3-64:
>>> #
>>> scons                     3.0.0            py36hb42adb4_0
>>>
>>>
>>> Brian
>>>
>>>
>>> _______________________________________________
>>> Scons-users mailing list
>>> Scons-users at scons.org
>>> https://pairlist4.pair.net/mailman/listinfo/scons-users
>>>
>>>
>> _______________________________________________
>> Scons-users mailing list
>> Scons-users at scons.org
>> https://pairlist4.pair.net/mailman/listinfo/scons-users
>>
>>
>>
>> _______________________________________________
>> Scons-users mailing list
>> Scons-users at scons.org
>> https://pairlist4.pair.net/mailman/listinfo/scons-users
>>
>>
> _______________________________________________
> Scons-users mailing list
> Scons-users at scons.org
> https://pairlist4.pair.net/mailman/listinfo/scons-users
>
>
> _______________________________________________
> Scons-users mailing list
> Scons-users at scons.org
> https://pairlist4.pair.net/mailman/listinfo/scons-users
>
>
>
> _______________________________________________
> Scons-users mailing list
> Scons-users at scons.org
> https://pairlist4.pair.net/mailman/listinfo/scons-users
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://pairlist4.pair.net/pipermail/scons-users/attachments/20171205/91b181ac/attachment.html>