Source

pypy / site-packages / numpy / __init__.py

import sys as _sys
if not _sys.modules.get('numpypy',None):
    raise ImportError(
        "The 'numpy' module of PyPy is in-development and not complete. "
        "To try it out anyway, you can either import from 'numpypy', "
        "or just write 'import numpypy' first in your program and then "
        "import from 'numpy' as usual.")
del _sys
from numpypy import *