Add missing numpy import, and cleanup the rest
# Licensed under a 3-clause BSD style license - see LICENSE.rst
from __future__ import print_function
+import numpy as np
+
from astropy.tests.helper import remote_data
from astropy.table import Table
import astropy.units as u
-import requests
-import imp
from ... import nist
-imp.reload(requests)
-
@remote_data
class TestNist:
