[Biopython] installation failure on mac OS10.6.7

Peter Cock p.j.a.cock at googlemail.com
Mon Jun 6 12:59:05 EDT 2011

On Mon, Jun 6, 2011 at 5:56 PM, Ian Lancaster <ilancaster at gmail.com> wrote:
> The 10.4 SDK support option was removed in Xcode 4, along with gcc 4.0
> support necessary for building numpy and others. Xcode 3 installs Apple's
> gcc 4.0, but Xcode 4 installs only 4.2. The easiest solution I've found is to
> start clean by removing Xcode 4, install Xcode 3 (which is free), and then
> upgrade back to Xcode 4. Then you will have both the required gcc 4.0 and 4.2.
> http://stackoverflow.com/questions/5333490/how-can-we-restore-ppc-ppc64-as-well-as-full-10-4-10-5-sdk-support-to-xcode-4
> Ian

Hi Ian,

That's a very interesting link - do you have anything specific on what it is
that numpy (and therefore likely also Biopython) doesn't like?

Thank you,


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