I'm slightly confused.. How does OS X pertain to this?

Just to put it out there, Arch does support python2 vs python3 as an
explicit executable. It's just that "python" by default points to python3.

Soo-Hyun Yoo

On Sun, Nov 14, 2010 at 9:37 AM, Ken Conley <kwc@willowgarage.com> wrote:

> You can read this ticket for a summary of the issues and workarounds:
>
> https://code.ros.org/trac/ros/ticket/3136
>
> The gist is that, while Debian systems support "python2" vs. "python3"
> as an explicit executable, OS X does not. In my opinion, arch made a
> bad choice. Even docs.python.org uses Python 2.x as the default
> documentation set. For Python users, it makes more sense to migrate to
> "python3" than to back-migrate everything to "python2".
>
>  - Ken
>
> On Sun, Nov 14, 2010 at 12:57 AM, Soo-Hyun Yoo <yoos117@gmail.com> wrote:
> > I received the same errors today: http://pastebin.com/b70kSndj
> > This is due to the recent change that points /usr/bin/python to
> python-3.x.
> > The only workaround I could think of was to remove the symlink and point
> it
> > instead to /usr/bin/python2.7, after which ROS successfully installed and
> > compiled.
> > Does anyone know if there is an "official" fix?
> > Soo-Hyun Yoo
> >
> > On Fri, Oct 22, 2010 at 5:00 PM, Morgan Quigley <
> mquigley@cs.stanford.edu>
> > wrote:
> >>
> >> I haven't used Arch in a while now, since I finally converted to
> >> Ubuntu last year. I'm not sure if there is anybody else using ROS
> >> actively on Arch, but if so they will hopefully chime in.
> >>
> >> To get that error, did you download the rosinstall script and just run
> >> it, or did you try to build rospack manually?
> >>
> >> -Morgan
> >>
> >>
> >> On Fri, Oct 22, 2010 at 2:49 AM, Tadele Shiferaw <metitad@gmail.com>
> >> wrote:
> >> >  I am trying to install ROS on archlinux and I get the following error
> >> > when trying to use rosinstall...
> >> >
> >> > print "Rospack failed to build"
> >> >                                  ^
> >> > SyntaxError: invalid syntax
> >> > Traceback (most recent call last):
> >> >  File "/usr/bin/rosinstall", line 5, in <module>
> >> >    pkg_resources.run_script('rosinstall==0.5.8', 'rosinstall')
> >> >  File "/usr/lib/python2.7/site-packages/pkg_resources.py", line 489,
> in
> >> > run_script
> >> >    self.require(requires)[0].run_script(script_name, ns)
> >> >  File "/usr/lib/python2.7/site-packages/pkg_resources.py", line 1214,
> in
> >> > run_script
> >> >    exec script_code in namespace, namespace
> >> >  File
> >> >
> "/usr/lib/python2.7/site-packages/rosinstall-0.5.8-py2.7.egg/EGG-INFO/scripts/rosinstall",
> >> > line 501, in <module>
> >> >
> >> >  File
> >> >
> "/usr/lib/python2.7/site-packages/rosinstall-0.5.8-py2.7.egg/EGG-INFO/scripts/rosinstall",
> >> > line 492, in rosinstall_main
> >> >
> >> >  File "/usr/lib/python2.7/subprocess.py", line 504, in check_call
> >> >    raise CalledProcessError(retcode, cmd)
> >> > subprocess.CalledProcessError: Command 'source
> /home/user1/ros/setup.sh
> >> > && rosmake rostest --rosdep-install' returned non-zero exit status 1
> >> >
> >> >
> >> > Any help is appreciated
> >> > _______________________________________________
> >> > ros-users mailing list
> >> > ros-users@code.ros.org
> >> > https://code.ros.org/mailman/listinfo/ros-users
> >> >
> >> _______________________________________________
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> >> ros-users@code.ros.org
> >> https://code.ros.org/mailman/listinfo/ros-users
> >
> >
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> >
> >
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