I saw the same error. I think it is the Python upgrade causing the
problems, but just running "make" again seems to get past it.
On Friday, May 18, 2018 at 1:44:00 PM UTC-7, vdelecroix wrote:
>
> Might be
>
> 6ff28fc20a Trac #25204: Upgrade to Python 2.7.15
>
> Better to rebuild from scratch.
>
> On 18/05/2018 22:28, Sébastien Labbé wrote:
> > The first run of make gave the following error with gfan:
> >
> >
> > Found local metadata for gfan-0.6.2.p0
> > Traceback (most recent call last):
> >File "/home/slabbe/GitBox/sage/build/bin/sage-download-file", line
> 25, in
> >
> > import sage_bootstrap
> >File
> "/home/slabbe/GitBox/sage/build/bin/../sage_bootstrap/__init__.py",
> > line 2, in
> > from sage_bootstrap.config import Configuration
> >File
> "/home/slabbe/GitBox/sage/build/bin/../sage_bootstrap/config.py",
> > line 34, in
> > import logging
> >File
> "/home/slabbe/GitBox/sage/local/lib/python2.7/logging/__init__.py",
> > line 26, in
> > import sys, os, time, cStringIO, traceback, warnings, weakref,
> > collections
> >File "/home/slabbe/GitBox/sage/local/lib/python2.7/weakref.py", line
> 14,
> > in
> > from _weakref import (
> > ImportError: cannot import name _remove_dead_weakref
> >
> > Error downloading gfan0.6.2.tar.gz
> >
> > Please email sage-devel (http://groups.google.com/group/sage-devel)
> > explaining the problem and including the log file
> >/home/slabbe/GitBox/sage/logs/pkgs/gfan-0.6.2.p0.log
> > Describe your computer, operating system, etc.
> >
> >
> > The second run of make Successfully installed gfan-0.6.2.p0 and is
> > currently still running...
> >
>
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