I am trying to install the library GPy. Although the installation is successful, I have a question on my numpy version. GPy library can be found here https://github.com/SheffieldML/GPy The current version of my numpy is 1.9.3 >>> import numpy >>> numpy.version.version '1.9.3' But when I perform python setup.py install for GPy, it refers to numpy 1.10.0. I checked in python 2.7/site-packages there only one version of numpy exist that too 1.9.3 Using /home/vinod/anaconda/lib/python2.7/site-packages Searching for scipy==0.16.0 Best match: scipy 0.16.0 Adding scipy 0.16.0 to easy-install.pth file Using /home/vinod/anaconda/lib/python2.7/site-packages Searching for numpy==1.10.0 Best match: numpy 1.10.0 Adding numpy 1.10.0 to easy-install.pth file Using /home/vinod/anaconda/lib/python2.7/site-packages Finished processing dependencies for GPy==0.8.8 vinod@vinod-Lenovo-G580:~/GPy$ Since it's referring to another version am getting error like File"__init__.pxd", line 155, in init GPy.util.linalg_cython (GPy/util/linalg_cython.c:4238) ValueError: numpy.dtype has the wrong size, try recompiling Could anyone tell me how to find and remove the numpy 1.10.0 ? Continue reading...