Fixed database typo and removed unnecessary class identifier.

venv/Lib/site-packages/scipy/misc/tests/test_common.py

@@ -0,0 +1,20 @@
+from numpy.testing import assert_equal, assert_almost_equal
+
+from scipy.misc import face, ascent, electrocardiogram
+
+
+def test_face():
+    assert_equal(face().shape, (768, 1024, 3))
+
+
+def test_ascent():
+    assert_equal(ascent().shape, (512, 512))
+
+
+def test_electrocardiogram():
+    # Test shape, dtype and stats of signal
+    ecg = electrocardiogram()
+    assert ecg.dtype == float
+    assert_equal(ecg.shape, (108000,))
+    assert_almost_equal(ecg.mean(), -0.16510875)
+    assert_almost_equal(ecg.std(), 0.5992473991177294)