BF: do not check sympy implementation details (ie for _imp_)

Gbp-Pq: Name changeset_aafe079d3bc2928c159cf2ecaa9fbdb3f6520e02.diff

diff --git a/nipy/modalities/fmri/tests/test_aliases.py b/nipy/modalities/fmri/tests/test_aliases.py
index 9e59323431cf1310b553a656c70b662edbb8a1b0..18593b4a96e8d55574d3799dcad2ed825a42645d 100644 (file)
--- a/nipy/modalities/fmri/tests/test_aliases.py
+++ b/nipy/modalities/fmri/tests/test_aliases.py
@@ -42,9 +42,8 @@ def test_implemented_function():
     assert_equal(l2(3), np.sqrt(3))
     # check that we can pass in a sympy function as input
     func = sympy.Function('myfunc')
-    assert_false(hasattr(func, '_imp_'))
     f = implemented_function(func, lambda x: 2*x)
-    assert_true(hasattr(func, '_imp_'))
+    assert(f)
 
 
 def test_lambdify():