/usr/include/python2.7_d/numpy is in python-numpy-dbg 1:1.12.1-3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/include/python2.7_d/../../lib/python2.7/dist-packages/numpy/core/include/numpy
/usr/include/python2.7_d/../../lib/python2.7/dist-packages/numpy/core/include/numpy