Check atlas info of numpy http://stackoverflow.com/questions/23325222/correct-way-to-point-to-atlas-blas-lapack-libraries-for-numpy-build

howto.md

# python
Python 2.7.12 (default, Sep  1 2016, 22:14:00) 
[GCC 4.8.3 20140911 (Red Hat 4.8.3-9)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import numpy.distutils.system_info as si
>>> si.get_info('atlas')
ATLAS version 3.8.4 built by mockbuild on Sat Jul  7 07:38:30 UTC 2012:
   UNAME    : Linux gobi-build-31003.sea31.amazon.com 2.6.18-164.el5az00 #1 SMP Tue Sep 15 14:19:07 EDT 2009 x86_64 x86_64 x86_64 GNU/Linux
   INSTFLG  : -1 0 -a 1
   ARCHDEFS : -DATL_OS_Linux -DATL_ARCH_Core2 -DATL_CPUMHZ=2333 -DATL_SSE3 -DATL_SSE2 -DATL_SSE1 -DATL_USE64BITS -DATL_GAS_x8664
   F2CDEFS  : -DAdd_ -DF77_INTEGER=int -DStringSunStyle
   CACHEEDGE: 3145728
   F77      : gfortran, version GNU Fortran (GCC) 4.4.6 20110731 (Red Hat 4.4.6-3)
   F77FLAGS : -O -g -Wa,--noexecstack -fPIC -m64
   SMC      : gcc, version gcc (GCC) 4.4.6 20110731 (Red Hat 4.4.6-3)
   SMCFLAGS : -fomit-frame-pointer -mfpmath=sse -msse3 -O2 -g -Wa,--noexecstack -fPIC -m64
   SKC      : gcc, version gcc (GCC) 4.4.6 20110731 (Red Hat 4.4.6-3)
   SKCFLAGS : -fomit-frame-pointer -mfpmath=sse -msse3 -O2 -g -Wa,--noexecstack -fPIC -m64
{'libraries': ['lapack', 'f77blas', 'cblas', 'atlas', 'f77blas', 'cblas'], 'library_dirs': ['/usr/lib64/atlas-sse3'], 'define_macros': [('ATLAS_INFO', '"\\"3.8.4\\""')], 'language': 'f77', 'include_dirs': ['/usr/include']}