>>91
cd PyonR/examples/numpy_arrays
$ racket sum_arrays.py

sum_arrays.py:2:0: cpyimport: The 'cpyimport' statement is disabled.
To enable it, require the module 'python/config' from Racket and run (enable-cpyimport!)
in: (cpy-import "numpy" as :np)
context...:
/home/niitsumalocal/.racket/6.0.1/pkgs/python/cpy-importing.rkt:65:2
/usr/share/racket/collects/syntax/wrap-modbeg.rkt:46:4
standard-module-name-resolver