Fixed database typo and removed unnecessary class identifier.

venv/Lib/site-packages/scipy/ndimage/tests/test_regression.py

@@ -0,0 +1,45 @@
+import numpy as np
+from numpy.testing import assert_array_almost_equal
+
+import scipy.ndimage as ndimage
+
+
+def test_byte_order_median():
+    """Regression test for #413: median_filter does not handle bytes orders."""
+    a = np.arange(9, dtype='<f4').reshape(3, 3)
+    ref = ndimage.filters.median_filter(a,(3, 3))
+    b = np.arange(9, dtype='>f4').reshape(3, 3)
+    t = ndimage.filters.median_filter(b, (3, 3))
+    assert_array_almost_equal(ref, t)
+
+
+def test_zoom_output_shape():
+    """Ticket #643"""
+    x = np.arange(12).reshape((3,4))
+    ndimage.zoom(x, 2, output=np.zeros((6,8)))
+
+
+def test_ticket_742():
+    def SE(img, thresh=.7, size=4):
+        mask = img > thresh
+        rank = len(mask.shape)
+        la, co = ndimage.label(mask,
+                               ndimage.generate_binary_structure(rank, rank))
+        _ = ndimage.find_objects(la)
+
+    if np.dtype(np.intp) != np.dtype('i'):
+        shape = (3,1240,1240)
+        a = np.random.rand(np.prod(shape)).reshape(shape)
+        # shouldn't crash
+        SE(a)
+
+
+def test_gh_issue_3025():
+    """Github issue #3025 - improper merging of labels"""
+    d = np.zeros((60,320))
+    d[:,:257] = 1
+    d[:,260:] = 1
+    d[36,257] = 1
+    d[35,258] = 1
+    d[35,259] = 1
+    assert ndimage.label(d, np.ones((3,3)))[1] == 1