[IPython-dev] Can't install IPython 3.0, can't reinstall IPython 2.4

Conery John conery at uoregon.edu
Sat Feb 28 13:33:21 EST 2015

An old pip was the problem -- I upgraded to pip 6.0.8 and I was able to install IPython3.



> On Feb 28, 2015, at 10:24 AM, Thomas Kluyver <takowl at gmail.com> wrote:
> On 28 February 2015 at 10:20, Conery John <conery at uoregon.edu <mailto:conery at uoregon.edu>> wrote:
> but the install fails with a message that says "AttributeError: _DistInfoDistribution__dep_map”.
> Sounds like a bug in pip. Can you try upgrading pip itself? Or downgrading, if you're already on the latest version.
> I tried to revert to the old version by downloading ipython-rel-2.4.1.tar.gz from GitHub
> Github tarballs are incomplete - this is a known issue, but there's nothing we can do about it. If you want to install from a tarball, grab it from PyPI or archive.ipython.org <http://archive.ipython.org/>.
> Thomas 
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