[Wheel-builders] Error from numpy wheel - any thoughts

[Matthew Brett]

On Mon, Mar 28, 2016 at 2:12 PM, Matthew Brett <matthew.brett at gmail.com> wrote:
> On Mon, Mar 28, 2016 at 1:42 PM, Matthew Brett <matthew.brett at gmail.com> wrote:
>> I'm installing a manylinux wheel on a Debian sid machine I have.  For
>> the manylinux wheel, but not a local build, I get the following error
>> from `nosetests numpy.f2py`:
>>
>> ```
>> ======================================================================
>> ERROR: test_kind.TestKind.test_all
>> ----------------------------------------------------------------------
>> Traceback (most recent call last):
>>   File "/home/mb312/dev_trees/2fd9d9a29e022c297634/manylinux-test/lib/python2.7/site-packages/nose/case.py",
>> line 381, in setUp
>>     try_run(self.inst, ('setup', 'setUp'))
>>   File "/home/mb312/dev_trees/2fd9d9a29e022c297634/manylinux-test/lib/python2.7/site-packages/nose/util.py",
>> line 471, in try_run
>>     return func()
>>   File "/home/mb312/dev_trees/2fd9d9a29e022c297634/manylinux-test/lib/python2.7/site-packages/numpy/f2py/tests/util.py",
>> line 358, in setUp
>>     module_name=self.module_name)
>>   File "/home/mb312/dev_trees/2fd9d9a29e022c297634/manylinux-test/lib/python2.7/site-packages/numpy/f2py/tests/util.py",
>> line 78, in wrapper
>>     memo[key] = func(*a, **kw)
>>   File "/home/mb312/dev_trees/2fd9d9a29e022c297634/manylinux-test/lib/python2.7/site-packages/numpy/f2py/tests/util.py",
>> line 149, in build_module
>>     __import__(module_name)
>> ImportError: /home/mb312/dev_trees/2fd9d9a29e022c297634/manylinux-test/lib/python2.7/site-packages/numpy/core/../.libs/libgfortran.so.3:
>> version `GFORTRAN_1.4' not found (required by
>> /tmp/tmpsFHJXE/_test_ext_module_5405.so)
>> ```
>>
>> Anyone out there with insight as to what's going on?
>
> I guess what might be happening, is that the built f2py module should
> be linking against the system libgfortran, but in fact is finding the
> shipped gfortran.

I replicated the error with manylinux wheels on travis-ci, by adding
`apt-get install gfortran` to the setup:

https://travis-ci.org/matthew-brett/manylinux-testing/jobs/119075844#L278

Matthew