As a variant of option 3: install a system-wide ssl after building Sage: I
believe this just requires rebuild python:
sage -f python2
At least, this was all I had to do on some older version of Sage (I forget
which since it has been over a year, maybe even 2, since I did this).
Best,
Travis
On Saturday, February 17, 2018 at 1:05:21 PM UTC-6, Samuel Lelievre wrote:
>
> Sat 2018-02-17 07:38:20 UTC, Ralf Stephan:
> >
> > On Friday, February 16, 2018 at 10:05:02 AM UTC+1, Dima Pasechnik wrote:
> >>
> >> guppy.hpy() finds 149 objects
> >> dict of sympy.core.assumptions.ManagedProperties
> >> on the heap
> >
> > The solution of the original issue did not involve sympy so I was trying
> to reproduce this, but when trying to SAGE_ROOT/local/bin/pip install guppy
> I got
> >
> > pip is configured with locations that require TLS/SSL, however the ssl
> module in Python is not available.
> > Collecting guppy
> > Could not fetch URL https://pypi.python.org/simple/guppy/: There was
> a problem confirming the ssl certificate: Can't connect to HTTPS URL
> because the SSL module is not available. - skipping
> > Could not find a version that satisfies the requirement guppy (from
> versions: )
> > No matching distribution found for guppy
> >
> > How did you install guppy?
>
> Installing extra packages with Sage's pip as in
>
> sage --pip install guppy
>
> will only succeed if Sage's Python has ssl support.
>
> For this to be the case, you need one of the following:
>
> - have system-wide ssl support before building Sage.
> In Ubuntu, this would be achieved by running
>
> sudo apt full-upgrade
> sudo apt install openssl libssl-dev
>
> - install ssl support before building Sage:
>
> ./sage -i openssl
> make
>
> - install ssl support once Sage is already built:
>
> sage -i openssl
> sage -f python2
> sage -i pyopenssl
>
>
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