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| author | Charles Harris <charlesr.harris@gmail.com> | 2017-09-21 13:33:25 -0500 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-09-21 13:33:25 -0500 |
| commit | 92d08dbcc9f489e54aeab8525b4b30f7b5d01ecf (patch) | |
| tree | fe1476d1a20a476b50a027c9ae5f4f6bf0e68055 /numpy/lib/tests/test_function_base.py | |
| parent | 54232da2f1c1d65f01c747eb7d1dda8fd46d6a63 (diff) | |
| parent | 1f4ba5bee1240cc7a888087dc06acb7709f12870 (diff) | |
| download | numpy-92d08dbcc9f489e54aeab8525b4b30f7b5d01ecf.tar.gz | |
Merge pull request #9408 from eric-wieser/gradient-fix
BUG: various fixes to np.gradient
Diffstat (limited to 'numpy/lib/tests/test_function_base.py')
| -rw-r--r-- | numpy/lib/tests/test_function_base.py | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/numpy/lib/tests/test_function_base.py b/numpy/lib/tests/test_function_base.py index 4c90abbf6..c64081088 100644 --- a/numpy/lib/tests/test_function_base.py +++ b/numpy/lib/tests/test_function_base.py @@ -804,8 +804,11 @@ class TestGradient(object): # distances must be scalars or have size equal to gradient[axis] gradient(np.arange(5), 3.) + gradient(np.arange(5), np.array(3.)) gradient(np.arange(5), dx) - gradient(f_2d, 1.5) # dy is set equal to dx because scalar + # dy is set equal to dx because scalar + gradient(f_2d, 1.5) + gradient(f_2d, np.array(1.5)) gradient(f_2d, dx_uneven, dx_uneven) # mix between even and uneven spaces and @@ -815,6 +818,10 @@ class TestGradient(object): # 2D but axis specified gradient(f_2d, dx, axis=1) + # 2d coordinate arguments are not yet allowed + assert_raises_regex(ValueError, '.*scalars or 1d', + gradient, f_2d, np.stack([dx]*2, axis=-1), 1) + def test_badargs(self): f_2d = np.arange(25).reshape(5, 5) x = np.cumsum(np.ones(5)) |