ENH: Use Numpy bridge with array of dimension 1

Allow the use of the function GetImageFromArray with arrays of dimension
1.

The previous assert prevented the use of the Numpy bridge for the
dimension 1 even if this dimension was wrapped.

Modules/Bridge/NumPy/wrapping/PyBuffer.i.in

@@ -81,8 +81,8 @@
         if not HAVE_NUMPY:
             raise ImportError('Numpy not available.')
 
-        assert ndarr.ndim in ( 2, 3, 4 ), \
-            "Only arrays of 2, 3 or 4 dimensions are supported."
+        assert ndarr.ndim in ( 1, 2, 3, 4 ), \
+            "Only arrays of 1, 2, 3 or 4 dimensions are supported."
         if not ndarr.flags['C_CONTIGUOUS'] and not ndarr.flags['F_CONTIGUOUS']:
             ndarr = np.ascontiguousarray(ndarr)
 
@@ -91,7 +91,7 @@
                 imgview = itkPyBuffer@PyBufferTypes@._GetImageViewFromArray( ndarr, ndarr.shape[-2::-1], ndarr.shape[-1] )
             else:
                 imgview = itkPyBuffer@PyBufferTypes@._GetImageViewFromArray( ndarr, ndarr.shape[-1:0:-1], ndarr.shape[0] )
-        elif ndarr.ndim in ( 2, 3 ):
+        elif ndarr.ndim in ( 1, 2, 3 ):
             imgview = itkPyBuffer@PyBufferTypes@._GetImageViewFromArray( ndarr, ndarr.shape[::-1], 1)
 
         # Keep a reference