added test: labelled image must be of integer type

2026-07-20 12:40:31 +08:00 · 2012-05-22 23:28:12 +02:00
parent 6b0c0e1948
commit 0027b91e84
1 changed files with 3 additions and 0 deletions
@@ -186,6 +186,9 @@ def regionprops(image, properties='all'):
    cdef np.ndarray[np.double_t, ndim=2] m, mu, nu
    cdef double cr, cc, a, b, c

+    if not np.issubdtype(image.dtype, 'int'):
+        raise TypeError('labelled image must be of integer dtype')
+
    # determine all properties if nothing specified
    if properties == 'all':
        properties = PROPS