by right, one ought to read the last part of the output of ./configure
for advice on
packages to to install, and follow it.
Without libopenblas-dev installed you're going to build it, and
everything that depends on it, from source...
On Sat, Feb 27, 2021 at 9:45 PM brettpim <br...@math.carleton.ca> wrote:
>
> I have finally tracked down and removed all installations of numpy; I also
> removed libopenblas. I have done make bootstrap-clean distclean;
> ./configure; and started make again. I will report the results
>
> On Saturday, February 27, 2021 at 2:02:59 PM UTC-6 brettpim wrote:
>>
>> also my git branches I am working on would be lost if I wiped everything.
>>
>> On Saturday, February 27, 2021 at 1:50:18 PM UTC-6 brettpim wrote:
>>>
>>> make bootstrap-clean distclean did not solve the problem. I have
>>> considered removing python3 from my system and reinstalling it but there
>>> are so many other things I have that depend on python3 and would be
>>> removed. I don't want to have to reinstall such a huge list. I am not
>>> sure what to do next. One thought is to delete my entire sage directory
>>> and pull it afresh but I am not sure this will address the issue that blas
>>> is not being found properly.
>>>
>>>
>>> On Saturday, February 27, 2021 at 11:18:04 AM UTC-6 brettpim wrote:
>>>>
>>>> DIma,
>>>>
>>>> I found that pip installs in /usr/local when it is run as sudo. I have
>>>> not found anything definitive that says it should not be run as sudo but
>>>> just in case I sudo pip uninstalled all the packages in /usr/local and pip
>>>> installed them as a user which puts them all in $HOME/.local. But even
>>>> after this there something is still wrong with my numpy install and I am
>>>> still working on.
>>>>
>>>> While I am investigating my numpy problem I will try the serious clean-up
>>>> you suggest. My build was an attempt at a re-build after a git pull so
>>>> the clean-up is justified. I will report back
>>>>
>>>> thanks
>>>> brett
>>>> On Saturday, February 27, 2021 at 2:06:03 AM UTC-6 dim...@gmail.com wrote:
>>>>>
>>>>> On Sat, Feb 27, 2021 at 4:07 AM brettpim <br...@math.carleton.ca> wrote:
>>>>> >
>>>>> > /usr/local/ is where pip has installed my python packages so don't
>>>>> > these files belong here?
>>>>> >
>>>>> >
>>>>> > On Friday, February 26, 2021 at 5:20:03 PM UTC-6 dim...@gmail.com wrote:
>>>>> >>
>>>>> >> looks like you have a copy of (c)blas in /usr/local - and this leads
>>>>> >> to trouble
>>>>>
>>>>> oops, sorry, it's a wrong guess, I suppose.
>>>>>
>>>>> What is the branch you are installing? master from github, which is Sage
>>>>> 9.2 ?
>>>>> Or the development branch, 9.3.beta7?
>>>>>
>>>>> Was it an attempt to re-build after git pull,or a fresh install?
>>>>> Fresh install should work, but for an update, you might need a serious
>>>>> clean-up:
>>>>>
>>>>> make bootstrap-clean distclean
>>>>>
>>>>> Sage has a bit fragile system of re-creating missing .pc files for
>>>>> (c)blas/lapack, and
>>>>> recent changes in the build system might have confused it (so that's
>>>>> why a fresh rebuild
>>>>> might be needed)
>>>>>
>>>>>
>>>>> >>
>>>>> >> On Fri, 26 Feb 2021, 21:57 brettpim, <br...@math.carleton.ca> wrote:
>>>>> >>>
>>>>> >>>
>>>>> >>> I am trying to install sage from the master branch on PC running
>>>>> >>> Ubuntu 20.04.
>>>>> >>> The make is failing to build numpy-1.19.1.
>>>>> >>> It is complaining about not finding cblas or blas.
>>>>> >>>
>>>>> >>> In my config.log it finds openblas and so decides it will not install
>>>>> >>> is as SPKG
>>>>> >>>
>>>>> >>> but when I run python3:
>>>>> >>> >>> import numpy
>>>>> >>> >>> numpy.show_config()
>>>>> >>>
>>>>> >>> it reports
>>>>> >>>
>>>>> >>> blas_info:
>>>>> >>> libraries = ['blas', 'blas']
>>>>> >>> library_dirs = ['/usr/lib/x86_64-linux-gnu']
>>>>> >>> include_dirs = ['/usr/local/include', '/usr/include']
>>>>> >>> language = c
>>>>> >>> define_macros = [('HAVE_CBLAS', None)]
>>>>> >>> blas_opt_info:
>>>>> >>> define_macros = [('NO_ATLAS_INFO', 1), ('HAVE_CBLAS', None)]
>>>>> >>> libraries = ['blas', 'blas']
>>>>> >>> library_dirs = ['/usr/lib/x86_64-linux-gnu']
>>>>> >>> include_dirs = ['/usr/local/include', '/usr/include']
>>>>> >>> language = c
>>>>> >>>
>>>>> >>> which makes me think there is something wrong with blas.
>>>>> >>>
>>>>> >>> --
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>>>>> >
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