This is a Python bug.  Fixed in late March 2010.

http://bugs.python.org/issue7512

On Nov 14, 4:56 pm, Bill Janssen <bill.jans...@gmail.com> wrote:
> "make test" fails as well.  This is Sage 4.7.2 on OS X 10.5.
>
> Bill
>
> On Nov 14, 4:44 pm, Bill Janssen <bill.jans...@gmail.com> wrote:
>
>
>
>
>
>
>
> > I just tried building Sage from source on a PARC machine.  On this
> > machine, my home directory is an NFS-mounted share.  The build fails
> > with a shower of messages of this form:
>
> > Build finished.  The built documents can be found in /local/sage-4.7.2/
> > devel/sage/doc/output/html/en/numerical_sage
> > Traceback (most recent call last):
> >   File "/local/sage-4.7.2/devel/sage/doc/common/builder.py", line
> > 1059, in <module>
> >     getattr(get_builder(name), type)()
> >   File "/local/sage-4.7.2/devel/sage/doc/common/builder.py", line 243,
> > in _wrapper
> >     getattr(get_builder(document), name)(*args, **kwds)
> >   File "/local/sage-4.7.2/devel/sage/doc/common/builder.py", line 354,
> > in _wrapper
> >     self.write_auto_rest_file(module_name)
> >   File "/local/sage-4.7.2/devel/sage/doc/common/builder.py", line 593,
> > in write_auto_rest_file
> >     title = self.get_module_docstring_title(module_name)
> >   File "/local/sage-4.7.2/devel/sage/doc/common/builder.py", line 563,
> > in get_module_docstring_title
> >     import sage.all
> >   File "/local/sage-4.7.2/local/lib/python2.6/site-packages/sage/
> > all.py", line 321, in <module>
> >     sage.misc.lazy_import.save_cache_file()
> >   File "lazy_import.pyx", line 817, in
> > sage.misc.lazy_import.save_cache_file (sage/misc/lazy_import.c:4503)
> >   File "/local/sage-4.7.2/local/lib/python/shutil.py", line 264, in
> > move
> >     copy2(src, real_dst)
> >   File "/local/sage-4.7.2/local/lib/python/shutil.py", line 100, in
> > copy2
> >     copystat(src, dst)
> >   File "/local/sage-4.7.2/local/lib/python/shutil.py", line 77, in
> > copystat
> >     os.chflags(dst, st.st_flags)
> > OSError: [Errno 45] Operation not supported: '/tilde/janssen/.sage/
> > _Volumes_data_local_sage-4.7.2_devel_sage-main-
> > lazy_import_cache.pickle'
> > make: *** [doc-html] Error 1
> > %
>
> > Can this safely be ignored?

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