fix wrong import statement; some consistency improvements

test/common.py

@@ -16,9 +16,9 @@
 # NIFTy is being developed at the Max-Planck-Institut fuer Astrophysik
 # and financially supported by the Studienstiftung des deutschen Volkes.
 
-from nose_parameterized import parameterized
+from parameterized import parameterized
 from nifty import RGSpace, LMSpace, HPSpace, GLSpace, PowerSpace
-from nifty.config import dependency_injector as di
+from nifty.config import dependency_injector as gdi
 
 
 def custom_name_func(testcase_func, param_num, param):
@@ -36,7 +36,7 @@ def expand(*args, **kwargs):
 def generate_spaces():
     spaces = [RGSpace(4), PowerSpace(RGSpace((4, 4), harmonic=True)),
               LMSpace(5), HPSpace(4)]
-    if 'pyHealpix' in di:
+    if 'pyHealpix' in gdi:
         spaces.append(GLSpace(4))
     return spaces
 

test/test_init.py

 from nifty import *
 
-#This tests if it is possible to import all of nifties methods. Experience shows this is not always possible.
-pass
\ No newline at end of file
+# This tests if it is possible to import all of Nifty's methods.
+# Experience shows this is not always possible.
+pass

test/test_spaces/test_gl_space.py

@@ -24,7 +24,7 @@ from numpy.testing import assert_, assert_equal, assert_raises,\
         assert_almost_equal
 from nose.plugins.skip import SkipTest
 from nifty import GLSpace
-from nifty.config import dependency_injector as di
+from nifty.config import dependency_injector as gdi
 from test.common import expand
 
 # [nlat, nlon, expected]
@@ -99,7 +99,7 @@ class GLSpaceFunctionalityTests(unittest.TestCase):
         except ImportError:
             raise SkipTest
 
-        if 'pyHealpix' not in di:
+        if 'pyHealpix' not in gdi:
             raise SkipTest
         else:
             g = GLSpace(2)